diff options
author | Jiri Kosina <jkosina@suse.cz> | 2014-11-20 14:42:02 +0100 |
---|---|---|
committer | Jiri Kosina <jkosina@suse.cz> | 2014-11-20 14:42:02 +0100 |
commit | a02001086bbfb4da35d1228bebc2f1b442db455f (patch) | |
tree | 62ab47936cef06fd08657ca5b6cd1df98c19be57 /scripts | |
parent | eff264efeeb0898408e8c9df72d8a32621035bed (diff) | |
parent | fc14f9c1272f62c3e8d01300f52467c0d9af50f9 (diff) | |
download | linux-a02001086bbfb4da35d1228bebc2f1b442db455f.tar.bz2 |
Merge Linus' tree to be be to apply submitted patches to newer code than
current trivial.git base
Diffstat (limited to 'scripts')
58 files changed, 5237 insertions, 1212 deletions
diff --git a/scripts/.gitignore b/scripts/.gitignore index fb070fa1038f..5ecfe93f2028 100644 --- a/scripts/.gitignore +++ b/scripts/.gitignore @@ -4,7 +4,6 @@ conmakehash kallsyms pnmtologo -bin2c unifdef ihex2fw recordmcount diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index 122f95c95869..65e7b08bb2cc 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -171,13 +171,13 @@ ld-ifversion = $(shell [ $(call ld-version) $(1) $(2) ] && echo $(3)) # Shorthand for $(Q)$(MAKE) -f scripts/Makefile.build obj= # Usage: # $(Q)$(MAKE) $(build)=dir -build := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.build obj +build := -f $(srctree)/scripts/Makefile.build obj ### # Shorthand for $(Q)$(MAKE) -f scripts/Makefile.modbuiltin obj= # Usage: # $(Q)$(MAKE) $(modbuiltin)=dir -modbuiltin := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.modbuiltin obj +modbuiltin := -f $(srctree)/scripts/Makefile.modbuiltin obj # Prefix -I with $(srctree) if it is not an absolute path. # skip if -I has no parameter @@ -215,11 +215,13 @@ else arg-check = $(if $(strip $(cmd_$@)),,1) endif -# >'< substitution is for echo to work, -# >$< substitution to preserve $ when reloading .cmd file -# note: when using inline perl scripts [perl -e '...$$t=1;...'] -# in $(cmd_xxx) double $$ your perl vars -make-cmd = $(subst \\,\\\\,$(subst \#,\\\#,$(subst $$,$$$$,$(call escsq,$(cmd_$(1)))))) +# Replace >$< with >$$< to preserve $ when reloading the .cmd file +# (needed for make) +# Replace >#< with >\#< to avoid starting a comment in the .cmd file +# (needed for make) +# Replace >'< with >'\''< to be able to enclose the whole string in '...' +# (needed for the shell) +make-cmd = $(call escsq,$(subst \#,\\\#,$(subst $$,$$$$,$(cmd_$(1))))) # Find any prerequisites that is newer than target or that does not exist. # PHONY targets skipped in both cases. @@ -230,7 +232,7 @@ any-prereq = $(filter-out $(PHONY),$?) $(filter-out $(PHONY) $(wildcard $^),$^) if_changed = $(if $(strip $(any-prereq) $(arg-check)), \ @set -e; \ $(echo-cmd) $(cmd_$(1)); \ - echo 'cmd_$@ := $(make-cmd)' > $(dot-target).cmd) + printf '%s\n' 'cmd_$@ := $(make-cmd)' > $(dot-target).cmd) # Execute the command and also postprocess generated .d dependencies file. if_changed_dep = $(if $(strip $(any-prereq) $(arg-check) ), \ diff --git a/scripts/Makefile b/scripts/Makefile index 890df5c6adfb..72902b5f2721 100644 --- a/scripts/Makefile +++ b/scripts/Makefile @@ -13,7 +13,6 @@ HOST_EXTRACFLAGS += -I$(srctree)/tools/include hostprogs-$(CONFIG_KALLSYMS) += kallsyms hostprogs-$(CONFIG_LOGO) += pnmtologo hostprogs-$(CONFIG_VT) += conmakehash -hostprogs-$(CONFIG_IKCONFIG) += bin2c hostprogs-$(BUILD_C_RECORDMCOUNT) += recordmcount hostprogs-$(CONFIG_BUILDTIME_EXTABLE_SORT) += sortextable hostprogs-$(CONFIG_ASN1) += asn1_compiler diff --git a/scripts/Makefile.build b/scripts/Makefile.build index bf3e6778cd71..649ce6844033 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -79,11 +79,11 @@ endif # =========================================================================== -ifneq ($(strip $(lib-y) $(lib-m) $(lib-n) $(lib-)),) +ifneq ($(strip $(lib-y) $(lib-m) $(lib-)),) lib-target := $(obj)/lib.a endif -ifneq ($(strip $(obj-y) $(obj-m) $(obj-n) $(obj-) $(subdir-m) $(lib-target)),) +ifneq ($(strip $(obj-y) $(obj-m) $(obj-) $(subdir-m) $(lib-target)),) builtin-target := $(obj)/built-in.o endif @@ -382,16 +382,14 @@ cmd_link_multi-y = $(LD) $(ld_flags) -r -o $@ $(link_multi_deps) $(cmd_secanalys quiet_cmd_link_multi-m = LD [M] $@ cmd_link_multi-m = $(cmd_link_multi-y) -# We would rather have a list of rules like -# foo.o: $(foo-objs) -# but that's not so easy, so we rather make all composite objects depend -# on the set of all their parts -$(multi-used-y) : %.o: $(multi-objs-y) FORCE +$(multi-used-y): FORCE $(call if_changed,link_multi-y) +$(call multi_depend, $(multi-used-y), .o, -objs -y) -$(multi-used-m) : %.o: $(multi-objs-m) FORCE +$(multi-used-m): FORCE $(call if_changed,link_multi-m) @{ echo $(@:.o=.ko); echo $(link_multi_deps); } > $(MODVERDIR)/$(@F:.o=.mod) +$(call multi_depend, $(multi-used-m), .o, -objs -y) targets += $(multi-used-y) $(multi-used-m) diff --git a/scripts/Makefile.clean b/scripts/Makefile.clean index 686cb0d31c7c..b1c668dc6815 100644 --- a/scripts/Makefile.clean +++ b/scripts/Makefile.clean @@ -10,7 +10,7 @@ __clean: # Shorthand for $(Q)$(MAKE) scripts/Makefile.clean obj=dir # Usage: # $(Q)$(MAKE) $(clean)=dir -clean := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.clean obj +clean := -f $(srctree)/scripts/Makefile.clean obj # The filename Kbuild has precedence over Makefile kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src)) @@ -23,15 +23,13 @@ __subdir-y := $(patsubst %/,%,$(filter %/, $(obj-y))) subdir-y += $(__subdir-y) __subdir-m := $(patsubst %/,%,$(filter %/, $(obj-m))) subdir-m += $(__subdir-m) -__subdir-n := $(patsubst %/,%,$(filter %/, $(obj-n))) -subdir-n += $(__subdir-n) __subdir- := $(patsubst %/,%,$(filter %/, $(obj-))) subdir- += $(__subdir-) # Subdirectories we need to descend into subdir-ym := $(sort $(subdir-y) $(subdir-m)) -subdir-ymn := $(sort $(subdir-ym) $(subdir-n) $(subdir-)) +subdir-ymn := $(sort $(subdir-ym) $(subdir-)) # Add subdir path @@ -40,8 +38,8 @@ subdir-ymn := $(addprefix $(obj)/,$(subdir-ymn)) # build a list of files to remove, usually relative to the current # directory -__clean-files := $(extra-y) $(always) \ - $(targets) $(clean-files) \ +__clean-files := $(extra-y) $(extra-m) $(extra-) \ + $(always) $(targets) $(clean-files) \ $(host-progs) \ $(hostprogs-y) $(hostprogs-m) $(hostprogs-) diff --git a/scripts/Makefile.extrawarn b/scripts/Makefile.extrawarn index 65643506c71c..f734033af219 100644 --- a/scripts/Makefile.extrawarn +++ b/scripts/Makefile.extrawarn @@ -26,16 +26,6 @@ warning-1 += $(call cc-option, -Wmissing-include-dirs) warning-1 += $(call cc-option, -Wunused-but-set-variable) warning-1 += $(call cc-disable-warning, missing-field-initializers) -# Clang -warning-1 += $(call cc-disable-warning, initializer-overrides) -warning-1 += $(call cc-disable-warning, unused-value) -warning-1 += $(call cc-disable-warning, format) -warning-1 += $(call cc-disable-warning, unknown-warning-option) -warning-1 += $(call cc-disable-warning, sign-compare) -warning-1 += $(call cc-disable-warning, format-zero-length) -warning-1 += $(call cc-disable-warning, uninitialized) -warning-1 += $(call cc-option, -fcatch-undefined-behavior) - warning-2 := -Waggregate-return warning-2 += -Wcast-align warning-2 += -Wdisabled-optimization @@ -64,4 +54,15 @@ ifeq ("$(strip $(warning))","") endif KBUILD_CFLAGS += $(warning) +else + +ifeq ($(COMPILER),clang) +KBUILD_CFLAGS += $(call cc-disable-warning, initializer-overrides) +KBUILD_CFLAGS += $(call cc-disable-warning, unused-value) +KBUILD_CFLAGS += $(call cc-disable-warning, format) +KBUILD_CFLAGS += $(call cc-disable-warning, unknown-warning-option) +KBUILD_CFLAGS += $(call cc-disable-warning, sign-compare) +KBUILD_CFLAGS += $(call cc-disable-warning, format-zero-length) +KBUILD_CFLAGS += $(call cc-disable-warning, uninitialized) +endif endif diff --git a/scripts/Makefile.fwinst b/scripts/Makefile.fwinst index d8e335eed226..5b698add4f31 100644 --- a/scripts/Makefile.fwinst +++ b/scripts/Makefile.fwinst @@ -2,7 +2,7 @@ # Installing firmware # # We don't include the .config, so all firmware files are in $(fw-shipped-) -# rather than in $(fw-shipped-y) or $(fw-shipped-n). +# rather than in $(fw-shipped-y) or $(fw-shipped-m). # ========================================================================== INSTALL := install diff --git a/scripts/Makefile.host b/scripts/Makefile.host index 66893643fd7d..133edfae5b8a 100644 --- a/scripts/Makefile.host +++ b/scripts/Makefile.host @@ -20,21 +20,12 @@ # Will compile qconf as a C++ program, and menu as a C program. # They are linked as C++ code to the executable qconf -# hostprogs-y := conf -# conf-objs := conf.o libkconfig.so -# libkconfig-objs := expr.o type.o -# Will create a shared library named libkconfig.so that consists of -# expr.o and type.o (they are both compiled as C code and the object files -# are made as position independent code). -# conf.c is compiled as a C program, and conf.o is linked together with -# libkconfig.so as the executable conf. -# Note: Shared libraries consisting of C++ files are not supported - __hostprogs := $(sort $(hostprogs-y) $(hostprogs-m)) # C code # Executables compiled from a single .c file -host-csingle := $(foreach m,$(__hostprogs),$(if $($(m)-objs),,$(m))) +host-csingle := $(foreach m,$(__hostprogs), \ + $(if $($(m)-objs)$($(m)-cxxobjs),,$(m))) # C executables linked based on several .o files host-cmulti := $(foreach m,$(__hostprogs),\ @@ -44,33 +35,17 @@ host-cmulti := $(foreach m,$(__hostprogs),\ host-cobjs := $(sort $(foreach m,$(__hostprogs),$($(m)-objs))) # C++ code -# C++ executables compiled from at least on .cc file +# C++ executables compiled from at least one .cc file # and zero or more .c files host-cxxmulti := $(foreach m,$(__hostprogs),$(if $($(m)-cxxobjs),$(m))) # C++ Object (.o) files compiled from .cc files host-cxxobjs := $(sort $(foreach m,$(host-cxxmulti),$($(m)-cxxobjs))) -# Shared libaries (only .c supported) -# Shared libraries (.so) - all .so files referenced in "xxx-objs" -host-cshlib := $(sort $(filter %.so, $(host-cobjs))) -# Remove .so files from "xxx-objs" -host-cobjs := $(filter-out %.so,$(host-cobjs)) - -#Object (.o) files used by the shared libaries -host-cshobjs := $(sort $(foreach m,$(host-cshlib),$($(m:.so=-objs)))) - # output directory for programs/.o files -# hostprogs-y := tools/build may have been specified. Retrieve directory -host-objdirs := $(foreach f,$(__hostprogs), $(if $(dir $(f)),$(dir $(f)))) -# directory of .o files from prog-objs notation -host-objdirs += $(foreach f,$(host-cmulti), \ - $(foreach m,$($(f)-objs), \ - $(if $(dir $(m)),$(dir $(m))))) -# directory of .o files from prog-cxxobjs notation -host-objdirs += $(foreach f,$(host-cxxmulti), \ - $(foreach m,$($(f)-cxxobjs), \ - $(if $(dir $(m)),$(dir $(m))))) +# hostprogs-y := tools/build may have been specified. +# Retrieve also directory of .o files from prog-objs or prog-cxxobjs notation +host-objdirs := $(dir $(__hostprogs) $(host-cobjs) $(host-cxxobjs)) host-objdirs := $(strip $(sort $(filter-out ./,$(host-objdirs)))) @@ -81,8 +56,6 @@ host-cmulti := $(addprefix $(obj)/,$(host-cmulti)) host-cobjs := $(addprefix $(obj)/,$(host-cobjs)) host-cxxmulti := $(addprefix $(obj)/,$(host-cxxmulti)) host-cxxobjs := $(addprefix $(obj)/,$(host-cxxobjs)) -host-cshlib := $(addprefix $(obj)/,$(host-cshlib)) -host-cshobjs := $(addprefix $(obj)/,$(host-cshobjs)) host-objdirs := $(addprefix $(obj)/,$(host-objdirs)) obj-dirs += $(host-objdirs) @@ -123,8 +96,9 @@ quiet_cmd_host-cmulti = HOSTLD $@ cmd_host-cmulti = $(HOSTCC) $(HOSTLDFLAGS) -o $@ \ $(addprefix $(obj)/,$($(@F)-objs)) \ $(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F)) -$(host-cmulti): $(obj)/%: $(host-cobjs) $(host-cshlib) FORCE +$(host-cmulti): FORCE $(call if_changed,host-cmulti) +$(call multi_depend, $(host-cmulti), , -objs) # Create .o file from a single .c file # host-cobjs -> .o @@ -140,8 +114,9 @@ quiet_cmd_host-cxxmulti = HOSTLD $@ $(foreach o,objs cxxobjs,\ $(addprefix $(obj)/,$($(@F)-$(o)))) \ $(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F)) -$(host-cxxmulti): $(obj)/%: $(host-cobjs) $(host-cxxobjs) $(host-cshlib) FORCE +$(host-cxxmulti): FORCE $(call if_changed,host-cxxmulti) +$(call multi_depend, $(host-cxxmulti), , -objs -cxxobjs) # Create .o file from a single .cc (C++) file quiet_cmd_host-cxxobjs = HOSTCXX $@ @@ -149,21 +124,5 @@ quiet_cmd_host-cxxobjs = HOSTCXX $@ $(host-cxxobjs): $(obj)/%.o: $(src)/%.cc FORCE $(call if_changed_dep,host-cxxobjs) -# Compile .c file, create position independent .o file -# host-cshobjs -> .o -quiet_cmd_host-cshobjs = HOSTCC -fPIC $@ - cmd_host-cshobjs = $(HOSTCC) $(hostc_flags) -fPIC -c -o $@ $< -$(host-cshobjs): $(obj)/%.o: $(src)/%.c FORCE - $(call if_changed_dep,host-cshobjs) - -# Link a shared library, based on position independent .o files -# *.o -> .so shared library (host-cshlib) -quiet_cmd_host-cshlib = HOSTLLD -shared $@ - cmd_host-cshlib = $(HOSTCC) $(HOSTLDFLAGS) -shared -o $@ \ - $(addprefix $(obj)/,$($(@F:.so=-objs))) \ - $(HOST_LOADLIBES) $(HOSTLOADLIBES_$(@F)) -$(host-cshlib): $(obj)/%: $(host-cshobjs) FORCE - $(call if_changed,host-cshlib) - targets += $(host-csingle) $(host-cmulti) $(host-cobjs)\ - $(host-cxxmulti) $(host-cxxobjs) $(host-cshlib) $(host-cshobjs) + $(host-cxxmulti) $(host-cxxobjs) diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 260bf8acfce9..54be19a0fa51 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -159,6 +159,15 @@ dtc_cpp_flags = -Wp,-MD,$(depfile).pre.tmp -nostdinc \ modname-multi = $(sort $(foreach m,$(multi-used),\ $(if $(filter $(subst $(obj)/,,$*.o), $($(m:.o=-objs)) $($(m:.o=-y))),$(m:.o=)))) +# Useful for describing the dependency of composite objects +# Usage: +# $(call multi_depend, multi_used_targets, suffix_to_remove, suffix_to_add) +define multi_depend +$(foreach m, $(notdir $1), \ + $(eval $(obj)/$m: \ + $(addprefix $(obj)/, $(foreach s, $3, $($(m:%$(strip $2)=%$(s))))))) +endef + ifdef REGENERATE_PARSERS # GPERF diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst index 95ec7b35e8b6..e48a4e9d8868 100644 --- a/scripts/Makefile.modinst +++ b/scripts/Makefile.modinst @@ -18,7 +18,12 @@ __modinst: $(modules) # Don't stop modules_install if we can't sign external modules. quiet_cmd_modules_install = INSTALL $@ - cmd_modules_install = mkdir -p $(2); cp $@ $(2) ; $(mod_strip_cmd) $(2)/$(notdir $@) ; $(mod_sign_cmd) $(2)/$(notdir $@) $(patsubst %,|| true,$(KBUILD_EXTMOD)) + cmd_modules_install = \ + mkdir -p $(2) ; \ + cp $@ $(2) ; \ + $(mod_strip_cmd) $(2)/$(notdir $@) ; \ + $(mod_sign_cmd) $(2)/$(notdir $@) $(patsubst %,|| true,$(KBUILD_EXTMOD)) ; \ + $(mod_compress_cmd) $(2)/$(notdir $@) # Modules built outside the kernel source tree go into extra by default INSTALL_MOD_DIR ?= extra diff --git a/scripts/Makefile.modsign b/scripts/Makefile.modsign index abfda626dbad..b6ac7084da79 100644 --- a/scripts/Makefile.modsign +++ b/scripts/Makefile.modsign @@ -7,7 +7,7 @@ __modsign: include scripts/Kbuild.include -__modules := $(sort $(shell grep -h '\.ko' /dev/null $(wildcard $(MODVERDIR)/*.mod))) +__modules := $(sort $(shell grep -h '\.ko$$' /dev/null $(wildcard $(MODVERDIR)/*.mod))) modules := $(patsubst %.o,%.ko,$(wildcard $(__modules:.ko=.o))) PHONY += $(modules) diff --git a/scripts/analyze_suspend.py b/scripts/analyze_suspend.py index 4f2cc12dc7c7..93e1fd40f430 100755 --- a/scripts/analyze_suspend.py +++ b/scripts/analyze_suspend.py @@ -36,146 +36,392 @@ # CONFIG_FUNCTION_TRACER=y # CONFIG_FUNCTION_GRAPH_TRACER=y # +# For kernel versions older than 3.15: # The following additional kernel parameters are required: # (e.g. in file /etc/default/grub) # GRUB_CMDLINE_LINUX_DEFAULT="... initcall_debug log_buf_len=16M ..." # +# ----------------- LIBRARIES -------------------- + import sys import time import os import string import re -import array import platform -import datetime +from datetime import datetime import struct -# -- classes -- +# ----------------- CLASSES -------------------- +# Class: SystemValues +# Description: +# A global, single-instance container used to +# store system values and test parameters class SystemValues: - testdir = "." - tpath = "/sys/kernel/debug/tracing/" - mempath = "/dev/mem" - powerfile = "/sys/power/state" - suspendmode = "mem" - prefix = "test" - teststamp = "" - dmesgfile = "" - ftracefile = "" - htmlfile = "" + version = 3.0 + verbose = False + testdir = '.' + tpath = '/sys/kernel/debug/tracing/' + fpdtpath = '/sys/firmware/acpi/tables/FPDT' + epath = '/sys/kernel/debug/tracing/events/power/' + traceevents = [ + 'suspend_resume', + 'device_pm_callback_end', + 'device_pm_callback_start' + ] + modename = { + 'freeze': 'Suspend-To-Idle (S0)', + 'standby': 'Power-On Suspend (S1)', + 'mem': 'Suspend-to-RAM (S3)', + 'disk': 'Suspend-to-disk (S4)' + } + mempath = '/dev/mem' + powerfile = '/sys/power/state' + suspendmode = 'mem' + hostname = 'localhost' + prefix = 'test' + teststamp = '' + dmesgfile = '' + ftracefile = '' + htmlfile = '' rtcwake = False + rtcwaketime = 10 + rtcpath = '' + android = False + adb = 'adb' + devicefilter = [] + stamp = 0 + execcount = 1 + x2delay = 0 + usecallgraph = False + usetraceevents = False + usetraceeventsonly = False + notestrun = False + altdevname = dict() + postresumetime = 0 + tracertypefmt = '# tracer: (?P<t>.*)' + firmwarefmt = '# fwsuspend (?P<s>[0-9]*) fwresume (?P<r>[0-9]*)$' + postresumefmt = '# post resume time (?P<t>[0-9]*)$' + stampfmt = '# suspend-(?P<m>[0-9]{2})(?P<d>[0-9]{2})(?P<y>[0-9]{2})-'+\ + '(?P<H>[0-9]{2})(?P<M>[0-9]{2})(?P<S>[0-9]{2})'+\ + ' (?P<host>.*) (?P<mode>.*) (?P<kernel>.*)$' + def __init__(self): + self.hostname = platform.node() + if(self.hostname == ''): + self.hostname = 'localhost' + rtc = "rtc0" + if os.path.exists('/dev/rtc'): + rtc = os.readlink('/dev/rtc') + rtc = '/sys/class/rtc/'+rtc + if os.path.exists(rtc) and os.path.exists(rtc+'/date') and \ + os.path.exists(rtc+'/time') and os.path.exists(rtc+'/wakealarm'): + self.rtcpath = rtc def setOutputFile(self): - if((self.htmlfile == "") and (self.dmesgfile != "")): - m = re.match(r"(?P<name>.*)_dmesg\.txt$", self.dmesgfile) + if((self.htmlfile == '') and (self.dmesgfile != '')): + m = re.match('(?P<name>.*)_dmesg\.txt$', self.dmesgfile) if(m): - self.htmlfile = m.group("name")+".html" - if((self.htmlfile == "") and (self.ftracefile != "")): - m = re.match(r"(?P<name>.*)_ftrace\.txt$", self.ftracefile) + self.htmlfile = m.group('name')+'.html' + if((self.htmlfile == '') and (self.ftracefile != '')): + m = re.match('(?P<name>.*)_ftrace\.txt$', self.ftracefile) if(m): - self.htmlfile = m.group("name")+".html" - if(self.htmlfile == ""): - self.htmlfile = "output.html" - def initTestOutput(self): - hostname = platform.node() - if(hostname != ""): - self.prefix = hostname - v = os.popen("cat /proc/version").read().strip() - kver = string.split(v)[2] - self.testdir = os.popen("date \"+suspend-%m%d%y-%H%M%S\"").read().strip() - self.teststamp = "# "+self.testdir+" "+self.prefix+" "+self.suspendmode+" "+kver - self.dmesgfile = self.testdir+"/"+self.prefix+"_"+self.suspendmode+"_dmesg.txt" - self.ftracefile = self.testdir+"/"+self.prefix+"_"+self.suspendmode+"_ftrace.txt" - self.htmlfile = self.testdir+"/"+self.prefix+"_"+self.suspendmode+".html" + self.htmlfile = m.group('name')+'.html' + if(self.htmlfile == ''): + self.htmlfile = 'output.html' + def initTestOutput(self, subdir): + if(not self.android): + self.prefix = self.hostname + v = open('/proc/version', 'r').read().strip() + kver = string.split(v)[2] + else: + self.prefix = 'android' + v = os.popen(self.adb+' shell cat /proc/version').read().strip() + kver = string.split(v)[2] + testtime = datetime.now().strftime('suspend-%m%d%y-%H%M%S') + if(subdir != "."): + self.testdir = subdir+"/"+testtime + else: + self.testdir = testtime + self.teststamp = \ + '# '+testtime+' '+self.prefix+' '+self.suspendmode+' '+kver + self.dmesgfile = \ + self.testdir+'/'+self.prefix+'_'+self.suspendmode+'_dmesg.txt' + self.ftracefile = \ + self.testdir+'/'+self.prefix+'_'+self.suspendmode+'_ftrace.txt' + self.htmlfile = \ + self.testdir+'/'+self.prefix+'_'+self.suspendmode+'.html' os.mkdir(self.testdir) + def setDeviceFilter(self, devnames): + self.devicefilter = string.split(devnames) + def rtcWakeAlarm(self): + os.system('echo 0 > '+self.rtcpath+'/wakealarm') + outD = open(self.rtcpath+'/date', 'r').read().strip() + outT = open(self.rtcpath+'/time', 'r').read().strip() + mD = re.match('^(?P<y>[0-9]*)-(?P<m>[0-9]*)-(?P<d>[0-9]*)', outD) + mT = re.match('^(?P<h>[0-9]*):(?P<m>[0-9]*):(?P<s>[0-9]*)', outT) + if(mD and mT): + # get the current time from hardware + utcoffset = int((datetime.now() - datetime.utcnow()).total_seconds()) + dt = datetime(\ + int(mD.group('y')), int(mD.group('m')), int(mD.group('d')), + int(mT.group('h')), int(mT.group('m')), int(mT.group('s'))) + nowtime = int(dt.strftime('%s')) + utcoffset + else: + # if hardware time fails, use the software time + nowtime = int(datetime.now().strftime('%s')) + alarm = nowtime + self.rtcwaketime + os.system('echo %d > %s/wakealarm' % (alarm, self.rtcpath)) +sysvals = SystemValues() + +# Class: DeviceNode +# Description: +# A container used to create a device hierachy, with a single root node +# and a tree of child nodes. Used by Data.deviceTopology() +class DeviceNode: + name = '' + children = 0 + depth = 0 + def __init__(self, nodename, nodedepth): + self.name = nodename + self.children = [] + self.depth = nodedepth + +# Class: Data +# Description: +# The primary container for suspend/resume test data. There is one for +# each test run. The data is organized into a cronological hierarchy: +# Data.dmesg { +# root structure, started as dmesg & ftrace, but now only ftrace +# contents: times for suspend start/end, resume start/end, fwdata +# phases { +# 10 sequential, non-overlapping phases of S/R +# contents: times for phase start/end, order/color data for html +# devlist { +# device callback or action list for this phase +# device { +# a single device callback or generic action +# contents: start/stop times, pid/cpu/driver info +# parents/children, html id for timeline/callgraph +# optionally includes an ftrace callgraph +# optionally includes intradev trace events +# } +# } +# } +# } +# class Data: - altdevname = dict() - usedmesg = False - useftrace = False - notestrun = False - verbose = False - phases = [] - dmesg = {} # root data structure - start = 0.0 - end = 0.0 - stamp = {'time': "", 'host': "", 'mode': ""} - id = 0 - tSuspended = 0.0 - fwValid = False - fwSuspend = 0 - fwResume = 0 - def initialize(self): - self.dmesg = { # dmesg log data - 'suspend_general': {'list': dict(), 'start': -1.0, 'end': -1.0, - 'row': 0, 'color': "#CCFFCC", 'order': 0}, - 'suspend_early': {'list': dict(), 'start': -1.0, 'end': -1.0, - 'row': 0, 'color': "green", 'order': 1}, + dmesg = {} # root data structure + phases = [] # ordered list of phases + start = 0.0 # test start + end = 0.0 # test end + tSuspended = 0.0 # low-level suspend start + tResumed = 0.0 # low-level resume start + tLow = 0.0 # time spent in low-level suspend (standby/freeze) + fwValid = False # is firmware data available + fwSuspend = 0 # time spent in firmware suspend + fwResume = 0 # time spent in firmware resume + dmesgtext = [] # dmesg text file in memory + testnumber = 0 + idstr = '' + html_device_id = 0 + stamp = 0 + outfile = '' + def __init__(self, num): + idchar = 'abcdefghijklmnopqrstuvwxyz' + self.testnumber = num + self.idstr = idchar[num] + self.dmesgtext = [] + self.phases = [] + self.dmesg = { # fixed list of 10 phases + 'suspend_prepare': {'list': dict(), 'start': -1.0, 'end': -1.0, + 'row': 0, 'color': '#CCFFCC', 'order': 0}, + 'suspend': {'list': dict(), 'start': -1.0, 'end': -1.0, + 'row': 0, 'color': '#88FF88', 'order': 1}, + 'suspend_late': {'list': dict(), 'start': -1.0, 'end': -1.0, + 'row': 0, 'color': '#00AA00', 'order': 2}, 'suspend_noirq': {'list': dict(), 'start': -1.0, 'end': -1.0, - 'row': 0, 'color': "#00FFFF", 'order': 2}, - 'suspend_cpu': {'list': dict(), 'start': -1.0, 'end': -1.0, - 'row': 0, 'color': "blue", 'order': 3}, - 'resume_cpu': {'list': dict(), 'start': -1.0, 'end': -1.0, - 'row': 0, 'color': "red", 'order': 4}, + 'row': 0, 'color': '#008888', 'order': 3}, + 'suspend_machine': {'list': dict(), 'start': -1.0, 'end': -1.0, + 'row': 0, 'color': '#0000FF', 'order': 4}, + 'resume_machine': {'list': dict(), 'start': -1.0, 'end': -1.0, + 'row': 0, 'color': '#FF0000', 'order': 5}, 'resume_noirq': {'list': dict(), 'start': -1.0, 'end': -1.0, - 'row': 0, 'color': "orange", 'order': 5}, + 'row': 0, 'color': '#FF9900', 'order': 6}, 'resume_early': {'list': dict(), 'start': -1.0, 'end': -1.0, - 'row': 0, 'color': "yellow", 'order': 6}, - 'resume_general': {'list': dict(), 'start': -1.0, 'end': -1.0, - 'row': 0, 'color': "#FFFFCC", 'order': 7} + 'row': 0, 'color': '#FFCC00', 'order': 7}, + 'resume': {'list': dict(), 'start': -1.0, 'end': -1.0, + 'row': 0, 'color': '#FFFF88', 'order': 8}, + 'resume_complete': {'list': dict(), 'start': -1.0, 'end': -1.0, + 'row': 0, 'color': '#FFFFCC', 'order': 9} } self.phases = self.sortedPhases() - def normalizeTime(self): - tSus = tRes = self.tSuspended - if self.fwValid: - tSus -= -self.fwSuspend / 1000000000.0 - tRes -= self.fwResume / 1000000000.0 - self.tSuspended = 0.0 - self.start -= tSus - self.end -= tRes + def getStart(self): + return self.dmesg[self.phases[0]]['start'] + def setStart(self, time): + self.start = time + self.dmesg[self.phases[0]]['start'] = time + def getEnd(self): + return self.dmesg[self.phases[-1]]['end'] + def setEnd(self, time): + self.end = time + self.dmesg[self.phases[-1]]['end'] = time + def isTraceEventOutsideDeviceCalls(self, pid, time): + for phase in self.phases: + list = self.dmesg[phase]['list'] + for dev in list: + d = list[dev] + if(d['pid'] == pid and time >= d['start'] and + time <= d['end']): + return False + return True + def addIntraDevTraceEvent(self, action, name, pid, time): + if(action == 'mutex_lock_try'): + color = 'red' + elif(action == 'mutex_lock_pass'): + color = 'green' + elif(action == 'mutex_unlock'): + color = 'blue' + else: + # create separate colors based on the name + v1 = len(name)*10 % 256 + v2 = string.count(name, 'e')*100 % 256 + v3 = ord(name[0])*20 % 256 + color = '#%06X' % ((v1*0x10000) + (v2*0x100) + v3) + for phase in self.phases: + list = self.dmesg[phase]['list'] + for dev in list: + d = list[dev] + if(d['pid'] == pid and time >= d['start'] and + time <= d['end']): + e = TraceEvent(action, name, color, time) + if('traceevents' not in d): + d['traceevents'] = [] + d['traceevents'].append(e) + return d + break + return 0 + def capIntraDevTraceEvent(self, action, name, pid, time): + for phase in self.phases: + list = self.dmesg[phase]['list'] + for dev in list: + d = list[dev] + if(d['pid'] == pid and time >= d['start'] and + time <= d['end']): + if('traceevents' not in d): + return + for e in d['traceevents']: + if(e.action == action and + e.name == name and not e.ready): + e.length = time - e.time + e.ready = True + break + return + def trimTimeVal(self, t, t0, dT, left): + if left: + if(t > t0): + if(t - dT < t0): + return t0 + return t - dT + else: + return t + else: + if(t < t0 + dT): + if(t > t0): + return t0 + dT + return t + dT + else: + return t + def trimTime(self, t0, dT, left): + self.tSuspended = self.trimTimeVal(self.tSuspended, t0, dT, left) + self.tResumed = self.trimTimeVal(self.tResumed, t0, dT, left) + self.start = self.trimTimeVal(self.start, t0, dT, left) + self.end = self.trimTimeVal(self.end, t0, dT, left) for phase in self.phases: - zero = tRes - if "suspend" in phase: - zero = tSus p = self.dmesg[phase] - p['start'] -= zero - p['end'] -= zero + p['start'] = self.trimTimeVal(p['start'], t0, dT, left) + p['end'] = self.trimTimeVal(p['end'], t0, dT, left) list = p['list'] for name in list: d = list[name] - d['start'] -= zero - d['end'] -= zero + d['start'] = self.trimTimeVal(d['start'], t0, dT, left) + d['end'] = self.trimTimeVal(d['end'], t0, dT, left) if('ftrace' in d): cg = d['ftrace'] - cg.start -= zero - cg.end -= zero + cg.start = self.trimTimeVal(cg.start, t0, dT, left) + cg.end = self.trimTimeVal(cg.end, t0, dT, left) for line in cg.list: - line.time -= zero - if self.fwValid: - fws = -self.fwSuspend / 1000000000.0 - fwr = self.fwResume / 1000000000.0 - list = dict() - self.id += 1 - devid = "dc%d" % self.id - list["firmware-suspend"] = \ - {'start': fws, 'end': 0, 'pid': 0, 'par': "", - 'length': -fws, 'row': 0, 'id': devid }; - self.id += 1 - devid = "dc%d" % self.id - list["firmware-resume"] = \ - {'start': 0, 'end': fwr, 'pid': 0, 'par': "", - 'length': fwr, 'row': 0, 'id': devid }; - self.dmesg['BIOS'] = \ - {'list': list, 'start': fws, 'end': fwr, - 'row': 0, 'color': "purple", 'order': 4} - self.dmesg['resume_cpu']['order'] += 1 - self.dmesg['resume_noirq']['order'] += 1 - self.dmesg['resume_early']['order'] += 1 - self.dmesg['resume_general']['order'] += 1 - self.phases = self.sortedPhases() - def vprint(self, msg): - if(self.verbose): - print(msg) + line.time = self.trimTimeVal(line.time, t0, dT, left) + if('traceevents' in d): + for e in d['traceevents']: + e.time = self.trimTimeVal(e.time, t0, dT, left) + def normalizeTime(self, tZero): + # first trim out any standby or freeze clock time + if(self.tSuspended != self.tResumed): + if(self.tResumed > tZero): + self.trimTime(self.tSuspended, \ + self.tResumed-self.tSuspended, True) + else: + self.trimTime(self.tSuspended, \ + self.tResumed-self.tSuspended, False) + # shift the timeline so that tZero is the new 0 + self.tSuspended -= tZero + self.tResumed -= tZero + self.start -= tZero + self.end -= tZero + for phase in self.phases: + p = self.dmesg[phase] + p['start'] -= tZero + p['end'] -= tZero + list = p['list'] + for name in list: + d = list[name] + d['start'] -= tZero + d['end'] -= tZero + if('ftrace' in d): + cg = d['ftrace'] + cg.start -= tZero + cg.end -= tZero + for line in cg.list: + line.time -= tZero + if('traceevents' in d): + for e in d['traceevents']: + e.time -= tZero + def newPhaseWithSingleAction(self, phasename, devname, start, end, color): + for phase in self.phases: + self.dmesg[phase]['order'] += 1 + self.html_device_id += 1 + devid = '%s%d' % (self.idstr, self.html_device_id) + list = dict() + list[devname] = \ + {'start': start, 'end': end, 'pid': 0, 'par': '', + 'length': (end-start), 'row': 0, 'id': devid, 'drv': '' }; + self.dmesg[phasename] = \ + {'list': list, 'start': start, 'end': end, + 'row': 0, 'color': color, 'order': 0} + self.phases = self.sortedPhases() + def newPhase(self, phasename, start, end, color, order): + if(order < 0): + order = len(self.phases) + for phase in self.phases[order:]: + self.dmesg[phase]['order'] += 1 + if(order > 0): + p = self.phases[order-1] + self.dmesg[p]['end'] = start + if(order < len(self.phases)): + p = self.phases[order] + self.dmesg[p]['start'] = end + list = dict() + self.dmesg[phasename] = \ + {'list': list, 'start': start, 'end': end, + 'row': 0, 'color': color, 'order': order} + self.phases = self.sortedPhases() + def setPhase(self, phase, ktime, isbegin): + if(isbegin): + self.dmesg[phase]['start'] = ktime + else: + self.dmesg[phase]['end'] = ktime def dmesgSortVal(self, phase): return self.dmesg[phase]['order'] def sortedPhases(self): @@ -197,59 +443,180 @@ class Data: dev = phaselist[devname] if(dev['end'] < 0): dev['end'] = end - self.vprint("%s (%s): callback didn't return" % (devname, phase)) + vprint('%s (%s): callback didnt return' % (devname, phase)) + def deviceFilter(self, devicefilter): + # remove all by the relatives of the filter devnames + filter = [] + for phase in self.phases: + list = self.dmesg[phase]['list'] + for name in devicefilter: + dev = name + while(dev in list): + if(dev not in filter): + filter.append(dev) + dev = list[dev]['par'] + children = self.deviceDescendants(name, phase) + for dev in children: + if(dev not in filter): + filter.append(dev) + for phase in self.phases: + list = self.dmesg[phase]['list'] + rmlist = [] + for name in list: + pid = list[name]['pid'] + if(name not in filter and pid >= 0): + rmlist.append(name) + for name in rmlist: + del list[name] def fixupInitcallsThatDidntReturn(self): # if any calls never returned, clip them at system resume end for phase in self.phases: - self.fixupInitcalls(phase, self.dmesg['resume_general']['end']) - if(phase == "resume_general"): - break - def newAction(self, phase, name, pid, parent, start, end): - self.id += 1 - devid = "dc%d" % self.id + self.fixupInitcalls(phase, self.getEnd()) + def newActionGlobal(self, name, start, end): + # which phase is this device callback or action "in" + targetphase = "none" + overlap = 0.0 + for phase in self.phases: + pstart = self.dmesg[phase]['start'] + pend = self.dmesg[phase]['end'] + o = max(0, min(end, pend) - max(start, pstart)) + if(o > overlap): + targetphase = phase + overlap = o + if targetphase in self.phases: + self.newAction(targetphase, name, -1, '', start, end, '') + return True + return False + def newAction(self, phase, name, pid, parent, start, end, drv): + # new device callback for a specific phase + self.html_device_id += 1 + devid = '%s%d' % (self.idstr, self.html_device_id) list = self.dmesg[phase]['list'] length = -1.0 if(start >= 0 and end >= 0): length = end - start list[name] = {'start': start, 'end': end, 'pid': pid, 'par': parent, - 'length': length, 'row': 0, 'id': devid } + 'length': length, 'row': 0, 'id': devid, 'drv': drv } def deviceIDs(self, devlist, phase): idlist = [] - for p in self.phases: - if(p[0] != phase[0]): - continue - list = data.dmesg[p]['list'] - for devname in list: - if devname in devlist: - idlist.append(list[devname]['id']) + list = self.dmesg[phase]['list'] + for devname in list: + if devname in devlist: + idlist.append(list[devname]['id']) return idlist def deviceParentID(self, devname, phase): - pdev = "" - pdevid = "" - for p in self.phases: - if(p[0] != phase[0]): - continue - list = data.dmesg[p]['list'] - if devname in list: - pdev = list[devname]['par'] - for p in self.phases: - if(p[0] != phase[0]): - continue - list = data.dmesg[p]['list'] - if pdev in list: - return list[pdev]['id'] + pdev = '' + pdevid = '' + list = self.dmesg[phase]['list'] + if devname in list: + pdev = list[devname]['par'] + if pdev in list: + return list[pdev]['id'] return pdev - def deviceChildrenIDs(self, devname, phase): + def deviceChildren(self, devname, phase): devlist = [] - for p in self.phases: - if(p[0] != phase[0]): - continue - list = data.dmesg[p]['list'] - for child in list: - if(list[child]['par'] == devname): - devlist.append(child) + list = self.dmesg[phase]['list'] + for child in list: + if(list[child]['par'] == devname): + devlist.append(child) + return devlist + def deviceDescendants(self, devname, phase): + children = self.deviceChildren(devname, phase) + family = children + for child in children: + family += self.deviceDescendants(child, phase) + return family + def deviceChildrenIDs(self, devname, phase): + devlist = self.deviceChildren(devname, phase) return self.deviceIDs(devlist, phase) - + def printDetails(self): + vprint(' test start: %f' % self.start) + for phase in self.phases: + dc = len(self.dmesg[phase]['list']) + vprint(' %16s: %f - %f (%d devices)' % (phase, \ + self.dmesg[phase]['start'], self.dmesg[phase]['end'], dc)) + vprint(' test end: %f' % self.end) + def masterTopology(self, name, list, depth): + node = DeviceNode(name, depth) + for cname in list: + clist = self.deviceChildren(cname, 'resume') + cnode = self.masterTopology(cname, clist, depth+1) + node.children.append(cnode) + return node + def printTopology(self, node): + html = '' + if node.name: + info = '' + drv = '' + for phase in self.phases: + list = self.dmesg[phase]['list'] + if node.name in list: + s = list[node.name]['start'] + e = list[node.name]['end'] + if list[node.name]['drv']: + drv = ' {'+list[node.name]['drv']+'}' + info += ('<li>%s: %.3fms</li>' % (phase, (e-s)*1000)) + html += '<li><b>'+node.name+drv+'</b>' + if info: + html += '<ul>'+info+'</ul>' + html += '</li>' + if len(node.children) > 0: + html += '<ul>' + for cnode in node.children: + html += self.printTopology(cnode) + html += '</ul>' + return html + def rootDeviceList(self): + # list of devices graphed + real = [] + for phase in self.dmesg: + list = self.dmesg[phase]['list'] + for dev in list: + if list[dev]['pid'] >= 0 and dev not in real: + real.append(dev) + # list of top-most root devices + rootlist = [] + for phase in self.dmesg: + list = self.dmesg[phase]['list'] + for dev in list: + pdev = list[dev]['par'] + if(re.match('[0-9]*-[0-9]*\.[0-9]*[\.0-9]*\:[\.0-9]*$', pdev)): + continue + if pdev and pdev not in real and pdev not in rootlist: + rootlist.append(pdev) + return rootlist + def deviceTopology(self): + rootlist = self.rootDeviceList() + master = self.masterTopology('', rootlist, 0) + return self.printTopology(master) + +# Class: TraceEvent +# Description: +# A container for trace event data found in the ftrace file +class TraceEvent: + ready = False + name = '' + time = 0.0 + color = '#FFFFFF' + length = 0.0 + action = '' + def __init__(self, a, n, c, t): + self.action = a + self.name = n + self.color = c + self.time = t + +# Class: FTraceLine +# Description: +# A container for a single line of ftrace data. There are six basic types: +# callgraph line: +# call: " dpm_run_callback() {" +# return: " }" +# leaf: " dpm_run_callback();" +# trace event: +# tracing_mark_write: SUSPEND START or RESUME COMPLETE +# suspend_resume: phase or custom exec block data +# device_pm_callback: device callback info class FTraceLine: time = 0.0 length = 0.0 @@ -257,20 +624,33 @@ class FTraceLine: freturn = False fevent = False depth = 0 - name = "" + name = '' + type = '' def __init__(self, t, m, d): self.time = float(t) - # check to see if this is a trace event - em = re.match(r"^ *\/\* *(?P<msg>.*) \*\/ *$", m) - if(em): - self.name = em.group("msg") + # is this a trace event + if(d == 'traceevent' or re.match('^ *\/\* *(?P<msg>.*) \*\/ *$', m)): + if(d == 'traceevent'): + # nop format trace event + msg = m + else: + # function_graph format trace event + em = re.match('^ *\/\* *(?P<msg>.*) \*\/ *$', m) + msg = em.group('msg') + + emm = re.match('^(?P<call>.*?): (?P<msg>.*)', msg) + if(emm): + self.name = emm.group('msg') + self.type = emm.group('call') + else: + self.name = msg self.fevent = True return # convert the duration to seconds if(d): self.length = float(d)/1000000 # the indentation determines the depth - match = re.match(r"^(?P<d> *)(?P<o>.*)$", m) + match = re.match('^(?P<d> *)(?P<o>.*)$', m) if(not match): return self.depth = self.getDepth(match.group('d')) @@ -280,7 +660,7 @@ class FTraceLine: self.freturn = True if(len(m) > 1): # includes comment with function name - match = re.match(r"^} *\/\* *(?P<n>.*) *\*\/$", m) + match = re.match('^} *\/\* *(?P<n>.*) *\*\/$', m) if(match): self.name = match.group('n') # function call @@ -288,13 +668,13 @@ class FTraceLine: self.fcall = True # function call with children if(m[-1] == '{'): - match = re.match(r"^(?P<n>.*) *\(.*", m) + match = re.match('^(?P<n>.*) *\(.*', m) if(match): self.name = match.group('n') # function call with no children (leaf) elif(m[-1] == ';'): self.freturn = True - match = re.match(r"^(?P<n>.*) *\(.*", m) + match = re.match('^(?P<n>.*) *\(.*', m) if(match): self.name = match.group('n') # something else (possibly a trace marker) @@ -302,7 +682,23 @@ class FTraceLine: self.name = m def getDepth(self, str): return len(str)/2 + def debugPrint(self, dev): + if(self.freturn and self.fcall): + print('%s -- %f (%02d): %s(); (%.3f us)' % (dev, self.time, \ + self.depth, self.name, self.length*1000000)) + elif(self.freturn): + print('%s -- %f (%02d): %s} (%.3f us)' % (dev, self.time, \ + self.depth, self.name, self.length*1000000)) + else: + print('%s -- %f (%02d): %s() { (%.3f us)' % (dev, self.time, \ + self.depth, self.name, self.length*1000000)) +# Class: FTraceCallGraph +# Description: +# A container for the ftrace callgraph of a single recursive function. +# This can be a dpm_run_callback, dpm_prepare, or dpm_complete callgraph +# Each instance is tied to a single device in a single phase, and is +# comprised of an ordered list of FTraceLine objects class FTraceCallGraph: start = -1.0 end = -1.0 @@ -327,24 +723,53 @@ class FTraceCallGraph: if(not self.invalid): self.setDepth(line) if(line.depth == 0 and line.freturn): + if(self.start < 0): + self.start = line.time self.end = line.time self.list.append(line) return True if(self.invalid): return False if(len(self.list) >= 1000000 or self.depth < 0): - first = self.list[0] - self.list = [] - self.list.append(first) - self.invalid = True - id = "task %s cpu %s" % (match.group("pid"), match.group("cpu")) - window = "(%f - %f)" % (self.start, line.time) - data.vprint("Too much data for "+id+" "+window+", ignoring this callback") - return False + if(len(self.list) > 0): + first = self.list[0] + self.list = [] + self.list.append(first) + self.invalid = True + if(not match): + return False + id = 'task %s cpu %s' % (match.group('pid'), match.group('cpu')) + window = '(%f - %f)' % (self.start, line.time) + if(self.depth < 0): + print('Too much data for '+id+\ + ' (buffer overflow), ignoring this callback') + else: + print('Too much data for '+id+\ + ' '+window+', ignoring this callback') + return False self.list.append(line) if(self.start < 0): self.start = line.time return False + def slice(self, t0, tN): + minicg = FTraceCallGraph() + count = -1 + firstdepth = 0 + for l in self.list: + if(l.time < t0 or l.time > tN): + continue + if(count < 0): + if(not l.fcall or l.name == 'dev_driver_string'): + continue + firstdepth = l.depth + count = 0 + l.depth -= firstdepth + minicg.addLine(l, 0) + if((count == 0 and l.freturn and l.fcall) or + (count > 0 and l.depth <= 0)): + break + count += 1 + return minicg def sanityCheck(self): stack = dict() cnt = 0 @@ -353,7 +778,7 @@ class FTraceCallGraph: stack[l.depth] = l cnt += 1 elif(l.freturn and not l.fcall): - if(not stack[l.depth]): + if(l.depth not in stack): return False stack[l.depth].length = l.length stack[l.depth] = 0 @@ -363,40 +788,51 @@ class FTraceCallGraph: return True return False def debugPrint(self, filename): - if(filename == "stdout"): - print("[%f - %f]") % (self.start, self.end) + if(filename == 'stdout'): + print('[%f - %f]') % (self.start, self.end) for l in self.list: if(l.freturn and l.fcall): - print("%f (%02d): %s(); (%.3f us)" % (l.time, l.depth, l.name, l.length*1000000)) + print('%f (%02d): %s(); (%.3f us)' % (l.time, \ + l.depth, l.name, l.length*1000000)) elif(l.freturn): - print("%f (%02d): %s} (%.3f us)" % (l.time, l.depth, l.name, l.length*1000000)) + print('%f (%02d): %s} (%.3f us)' % (l.time, \ + l.depth, l.name, l.length*1000000)) else: - print("%f (%02d): %s() { (%.3f us)" % (l.time, l.depth, l.name, l.length*1000000)) - print(" ") + print('%f (%02d): %s() { (%.3f us)' % (l.time, \ + l.depth, l.name, l.length*1000000)) + print(' ') else: fp = open(filename, 'w') print(filename) for l in self.list: if(l.freturn and l.fcall): - fp.write("%f (%02d): %s(); (%.3f us)\n" % (l.time, l.depth, l.name, l.length*1000000)) + fp.write('%f (%02d): %s(); (%.3f us)\n' % (l.time, \ + l.depth, l.name, l.length*1000000)) elif(l.freturn): - fp.write("%f (%02d): %s} (%.3f us)\n" % (l.time, l.depth, l.name, l.length*1000000)) + fp.write('%f (%02d): %s} (%.3f us)\n' % (l.time, \ + l.depth, l.name, l.length*1000000)) else: - fp.write("%f (%02d): %s() { (%.3f us)\n" % (l.time, l.depth, l.name, l.length*1000000)) + fp.write('%f (%02d): %s() { (%.3f us)\n' % (l.time, \ + l.depth, l.name, l.length*1000000)) fp.close() +# Class: Timeline +# Description: +# A container for a suspend/resume html timeline. In older versions +# of the script there were multiple timelines, but in the latest +# there is only one. class Timeline: html = {} - scaleH = 0.0 # height of the timescale row as a percent of the timeline height + scaleH = 0.0 # height of the row as a percent of the timeline height rowH = 0.0 # height of each row in percent of the timeline height row_height_pixels = 30 maxrows = 0 height = 0 def __init__(self): self.html = { - 'timeline': "", - 'legend': "", - 'scale': "" + 'timeline': '', + 'legend': '', + 'scale': '' } def setRows(self, rows): self.maxrows = int(rows) @@ -407,104 +843,261 @@ class Timeline: r = 1.0 self.rowH = (100.0 - self.scaleH)/r -# -- global objects -- +# Class: TestRun +# Description: +# A container for a suspend/resume test run. This is necessary as +# there could be more than one, and they need to be separate. +class TestRun: + ftrace_line_fmt_fg = \ + '^ *(?P<time>[0-9\.]*) *\| *(?P<cpu>[0-9]*)\)'+\ + ' *(?P<proc>.*)-(?P<pid>[0-9]*) *\|'+\ + '[ +!]*(?P<dur>[0-9\.]*) .*\| (?P<msg>.*)' + ftrace_line_fmt_nop = \ + ' *(?P<proc>.*)-(?P<pid>[0-9]*) *\[(?P<cpu>[0-9]*)\] *'+\ + '(?P<flags>.{4}) *(?P<time>[0-9\.]*): *'+\ + '(?P<msg>.*)' + ftrace_line_fmt = ftrace_line_fmt_nop + cgformat = False + ftemp = dict() + ttemp = dict() + inthepipe = False + tracertype = '' + data = 0 + def __init__(self, dataobj): + self.data = dataobj + self.ftemp = dict() + self.ttemp = dict() + def isReady(self): + if(tracertype == '' or not data): + return False + return True + def setTracerType(self, tracer): + self.tracertype = tracer + if(tracer == 'function_graph'): + self.cgformat = True + self.ftrace_line_fmt = self.ftrace_line_fmt_fg + elif(tracer == 'nop'): + self.ftrace_line_fmt = self.ftrace_line_fmt_nop + else: + doError('Invalid tracer format: [%s]' % tracer, False) -sysvals = SystemValues() -data = Data() +# ----------------- FUNCTIONS -------------------- -# -- functions -- +# Function: vprint +# Description: +# verbose print (prints only with -verbose option) +# Arguments: +# msg: the debug/log message to print +def vprint(msg): + global sysvals + if(sysvals.verbose): + print(msg) # Function: initFtrace # Description: -# Configure ftrace to capture a function trace during suspend/resume +# Configure ftrace to use trace events and/or a callgraph def initFtrace(): global sysvals - print("INITIALIZING FTRACE...") - # turn trace off - os.system("echo 0 > "+sysvals.tpath+"tracing_on") - # set the trace clock to global - os.system("echo global > "+sysvals.tpath+"trace_clock") - # set trace buffer to a huge value - os.system("echo nop > "+sysvals.tpath+"current_tracer") - os.system("echo 100000 > "+sysvals.tpath+"buffer_size_kb") - # clear the trace buffer - os.system("echo \"\" > "+sysvals.tpath+"trace") - # set trace type - os.system("echo function_graph > "+sysvals.tpath+"current_tracer") - os.system("echo \"\" > "+sysvals.tpath+"set_ftrace_filter") - # set trace format options - os.system("echo funcgraph-abstime > "+sysvals.tpath+"trace_options") - os.system("echo funcgraph-proc > "+sysvals.tpath+"trace_options") - # focus only on device suspend and resume - os.system("cat "+sysvals.tpath+"available_filter_functions | grep dpm_run_callback > "+sysvals.tpath+"set_graph_function") + tp = sysvals.tpath + cf = 'dpm_run_callback' + if(sysvals.usetraceeventsonly): + cf = '-e dpm_prepare -e dpm_complete -e dpm_run_callback' + if(sysvals.usecallgraph or sysvals.usetraceevents): + print('INITIALIZING FTRACE...') + # turn trace off + os.system('echo 0 > '+tp+'tracing_on') + # set the trace clock to global + os.system('echo global > '+tp+'trace_clock') + # set trace buffer to a huge value + os.system('echo nop > '+tp+'current_tracer') + os.system('echo 100000 > '+tp+'buffer_size_kb') + # initialize the callgraph trace, unless this is an x2 run + if(sysvals.usecallgraph and sysvals.execcount == 1): + # set trace type + os.system('echo function_graph > '+tp+'current_tracer') + os.system('echo "" > '+tp+'set_ftrace_filter') + # set trace format options + os.system('echo funcgraph-abstime > '+tp+'trace_options') + os.system('echo funcgraph-proc > '+tp+'trace_options') + # focus only on device suspend and resume + os.system('cat '+tp+'available_filter_functions | grep '+\ + cf+' > '+tp+'set_graph_function') + if(sysvals.usetraceevents): + # turn trace events on + events = iter(sysvals.traceevents) + for e in events: + os.system('echo 1 > '+sysvals.epath+e+'/enable') + # clear the trace buffer + os.system('echo "" > '+tp+'trace') + +# Function: initFtraceAndroid +# Description: +# Configure ftrace to capture trace events +def initFtraceAndroid(): + global sysvals + + tp = sysvals.tpath + if(sysvals.usetraceevents): + print('INITIALIZING FTRACE...') + # turn trace off + os.system(sysvals.adb+" shell 'echo 0 > "+tp+"tracing_on'") + # set the trace clock to global + os.system(sysvals.adb+" shell 'echo global > "+tp+"trace_clock'") + # set trace buffer to a huge value + os.system(sysvals.adb+" shell 'echo nop > "+tp+"current_tracer'") + os.system(sysvals.adb+" shell 'echo 10000 > "+tp+"buffer_size_kb'") + # turn trace events on + events = iter(sysvals.traceevents) + for e in events: + os.system(sysvals.adb+" shell 'echo 1 > "+\ + sysvals.epath+e+"/enable'") + # clear the trace buffer + os.system(sysvals.adb+" shell 'echo \"\" > "+tp+"trace'") # Function: verifyFtrace # Description: # Check that ftrace is working on the system +# Output: +# True or False def verifyFtrace(): global sysvals - files = ["available_filter_functions", "buffer_size_kb", - "current_tracer", "set_ftrace_filter", - "trace", "trace_marker"] + # files needed for any trace data + files = ['buffer_size_kb', 'current_tracer', 'trace', 'trace_clock', + 'trace_marker', 'trace_options', 'tracing_on'] + # files needed for callgraph trace data + tp = sysvals.tpath + if(sysvals.usecallgraph): + files += [ + 'available_filter_functions', + 'set_ftrace_filter', + 'set_graph_function' + ] for f in files: - if(os.path.exists(sysvals.tpath+f) == False): - return False + if(sysvals.android): + out = os.popen(sysvals.adb+' shell ls '+tp+f).read().strip() + if(out != tp+f): + return False + else: + if(os.path.exists(tp+f) == False): + return False return True -def parseStamp(line): - global data, sysvals - stampfmt = r"# suspend-(?P<m>[0-9]{2})(?P<d>[0-9]{2})(?P<y>[0-9]{2})-"+\ - "(?P<H>[0-9]{2})(?P<M>[0-9]{2})(?P<S>[0-9]{2})"+\ - " (?P<host>.*) (?P<mode>.*) (?P<kernel>.*)$" - m = re.match(stampfmt, line) - if(m): - dt = datetime.datetime(int(m.group("y"))+2000, int(m.group("m")), - int(m.group("d")), int(m.group("H")), int(m.group("M")), - int(m.group("S"))) - data.stamp['time'] = dt.strftime("%B %d %Y, %I:%M:%S %p") - data.stamp['host'] = m.group("host") - data.stamp['mode'] = m.group("mode") - data.stamp['kernel'] = m.group("kernel") - sysvals.suspendmode = data.stamp['mode'] - -# Function: analyzeTraceLog +# Function: parseStamp # Description: -# Analyse an ftrace log output file generated from this app during -# the execution phase. Create an "ftrace" structure in memory for -# subsequent formatting in the html output file -def analyzeTraceLog(): - global sysvals, data - - # the ftrace data is tied to the dmesg data - if(not data.usedmesg): - return - - # read through the ftrace and parse the data - data.vprint("Analyzing the ftrace data...") - ftrace_line_fmt = r"^ *(?P<time>[0-9\.]*) *\| *(?P<cpu>[0-9]*)\)"+\ - " *(?P<proc>.*)-(?P<pid>[0-9]*) *\|"+\ - "[ +!]*(?P<dur>[0-9\.]*) .*\| (?P<msg>.*)" - ftemp = dict() - inthepipe = False +# Pull in the stamp comment line from the data file(s), +# create the stamp, and add it to the global sysvals object +# Arguments: +# m: the valid re.match output for the stamp line +def parseStamp(m, data): + global sysvals + data.stamp = {'time': '', 'host': '', 'mode': ''} + dt = datetime(int(m.group('y'))+2000, int(m.group('m')), + int(m.group('d')), int(m.group('H')), int(m.group('M')), + int(m.group('S'))) + data.stamp['time'] = dt.strftime('%B %d %Y, %I:%M:%S %p') + data.stamp['host'] = m.group('host') + data.stamp['mode'] = m.group('mode') + data.stamp['kernel'] = m.group('kernel') + sysvals.suspendmode = data.stamp['mode'] + if not sysvals.stamp: + sysvals.stamp = data.stamp + +# Function: diffStamp +# Description: +# compare the host, kernel, and mode fields in 3 stamps +# Arguments: +# stamp1: string array with mode, kernel, and host +# stamp2: string array with mode, kernel, and host +# Return: +# True if stamps differ, False if they're the same +def diffStamp(stamp1, stamp2): + if 'host' in stamp1 and 'host' in stamp2: + if stamp1['host'] != stamp2['host']: + return True + if 'kernel' in stamp1 and 'kernel' in stamp2: + if stamp1['kernel'] != stamp2['kernel']: + return True + if 'mode' in stamp1 and 'mode' in stamp2: + if stamp1['mode'] != stamp2['mode']: + return True + return False + +# Function: doesTraceLogHaveTraceEvents +# Description: +# Quickly determine if the ftrace log has some or all of the trace events +# required for primary parsing. Set the usetraceevents and/or +# usetraceeventsonly flags in the global sysvals object +def doesTraceLogHaveTraceEvents(): + global sysvals + + sysvals.usetraceeventsonly = True + sysvals.usetraceevents = False + for e in sysvals.traceevents: + out = os.popen('cat '+sysvals.ftracefile+' | grep "'+e+': "').read() + if(not out): + sysvals.usetraceeventsonly = False + if(e == 'suspend_resume' and out): + sysvals.usetraceevents = True + +# Function: appendIncompleteTraceLog +# Description: +# [deprecated for kernel 3.15 or newer] +# Legacy support of ftrace outputs that lack the device_pm_callback +# and/or suspend_resume trace events. The primary data should be +# taken from dmesg, and this ftrace is used only for callgraph data +# or custom actions in the timeline. The data is appended to the Data +# objects provided. +# Arguments: +# testruns: the array of Data objects obtained from parseKernelLog +def appendIncompleteTraceLog(testruns): + global sysvals + + # create TestRun vessels for ftrace parsing + testcnt = len(testruns) + testidx = -1 + testrun = [] + for data in testruns: + testrun.append(TestRun(data)) + + # extract the callgraph and traceevent data + vprint('Analyzing the ftrace data...') tf = open(sysvals.ftracefile, 'r') - count = 0 for line in tf: - count = count + 1 - # grab the time stamp if it's valid - if(count == 1): - parseStamp(line) + # remove any latent carriage returns + line = line.replace('\r\n', '') + # grab the time stamp first (signifies the start of the test run) + m = re.match(sysvals.stampfmt, line) + if(m): + testidx += 1 + parseStamp(m, testrun[testidx].data) + continue + # pull out any firmware data + if(re.match(sysvals.firmwarefmt, line)): + continue + # if we havent found a test time stamp yet keep spinning til we do + if(testidx < 0): + continue + # determine the trace data type (required for further parsing) + m = re.match(sysvals.tracertypefmt, line) + if(m): + tracer = m.group('t') + testrun[testidx].setTracerType(tracer) continue - # parse only valid lines - m = re.match(ftrace_line_fmt, line) + # parse only valid lines, if this isnt one move on + m = re.match(testrun[testidx].ftrace_line_fmt, line) if(not m): continue - m_time = m.group("time") - m_pid = m.group("pid") - m_msg = m.group("msg") - m_dur = m.group("dur") + # gather the basic message data from the line + m_time = m.group('time') + m_pid = m.group('pid') + m_msg = m.group('msg') + if(testrun[testidx].cgformat): + m_param3 = m.group('dur') + else: + m_param3 = 'traceevent' if(m_time and m_pid and m_msg): - t = FTraceLine(m_time, m_msg, m_dur) + t = FTraceLine(m_time, m_msg, m_param3) pid = int(m_pid) else: continue @@ -512,265 +1105,840 @@ def analyzeTraceLog(): if(not t.fcall and not t.freturn and not t.fevent): continue # only parse the ftrace data during suspend/resume - if(not inthepipe): + data = testrun[testidx].data + if(not testrun[testidx].inthepipe): # look for the suspend start marker if(t.fevent): - if(t.name == "SUSPEND START"): - data.vprint("SUSPEND START %f %s:%d" % (t.time, sysvals.ftracefile, count)) - inthepipe = True + if(t.name == 'SUSPEND START'): + testrun[testidx].inthepipe = True + data.setStart(t.time) continue else: - # look for the resume end marker + # trace event processing if(t.fevent): - if(t.name == "RESUME COMPLETE"): - data.vprint("RESUME COMPLETE %f %s:%d" % (t.time, sysvals.ftracefile, count)) - inthepipe = False - break + if(t.name == 'RESUME COMPLETE'): + testrun[testidx].inthepipe = False + data.setEnd(t.time) + if(testidx == testcnt - 1): + break + continue + # general trace events have two types, begin and end + if(re.match('(?P<name>.*) begin$', t.name)): + isbegin = True + elif(re.match('(?P<name>.*) end$', t.name)): + isbegin = False + else: + continue + m = re.match('(?P<name>.*)\[(?P<val>[0-9]*)\] .*', t.name) + if(m): + val = m.group('val') + if val == '0': + name = m.group('name') + else: + name = m.group('name')+'['+val+']' + else: + m = re.match('(?P<name>.*) .*', t.name) + name = m.group('name') + # special processing for trace events + if re.match('dpm_prepare\[.*', name): + continue + elif re.match('machine_suspend.*', name): + continue + elif re.match('suspend_enter\[.*', name): + if(not isbegin): + data.dmesg['suspend_prepare']['end'] = t.time + continue + elif re.match('dpm_suspend\[.*', name): + if(not isbegin): + data.dmesg['suspend']['end'] = t.time + continue + elif re.match('dpm_suspend_late\[.*', name): + if(isbegin): + data.dmesg['suspend_late']['start'] = t.time + else: + data.dmesg['suspend_late']['end'] = t.time + continue + elif re.match('dpm_suspend_noirq\[.*', name): + if(isbegin): + data.dmesg['suspend_noirq']['start'] = t.time + else: + data.dmesg['suspend_noirq']['end'] = t.time + continue + elif re.match('dpm_resume_noirq\[.*', name): + if(isbegin): + data.dmesg['resume_machine']['end'] = t.time + data.dmesg['resume_noirq']['start'] = t.time + else: + data.dmesg['resume_noirq']['end'] = t.time + continue + elif re.match('dpm_resume_early\[.*', name): + if(isbegin): + data.dmesg['resume_early']['start'] = t.time + else: + data.dmesg['resume_early']['end'] = t.time + continue + elif re.match('dpm_resume\[.*', name): + if(isbegin): + data.dmesg['resume']['start'] = t.time + else: + data.dmesg['resume']['end'] = t.time + continue + elif re.match('dpm_complete\[.*', name): + if(isbegin): + data.dmesg['resume_complete']['start'] = t.time + else: + data.dmesg['resume_complete']['end'] = t.time + continue + # is this trace event outside of the devices calls + if(data.isTraceEventOutsideDeviceCalls(pid, t.time)): + # global events (outside device calls) are simply graphed + if(isbegin): + # store each trace event in ttemp + if(name not in testrun[testidx].ttemp): + testrun[testidx].ttemp[name] = [] + testrun[testidx].ttemp[name].append(\ + {'begin': t.time, 'end': t.time}) + else: + # finish off matching trace event in ttemp + if(name in testrun[testidx].ttemp): + testrun[testidx].ttemp[name][-1]['end'] = t.time + else: + if(isbegin): + data.addIntraDevTraceEvent('', name, pid, t.time) + else: + data.capIntraDevTraceEvent('', name, pid, t.time) + # call/return processing + elif sysvals.usecallgraph: + # create a callgraph object for the data + if(pid not in testrun[testidx].ftemp): + testrun[testidx].ftemp[pid] = [] + testrun[testidx].ftemp[pid].append(FTraceCallGraph()) + # when the call is finished, see which device matches it + cg = testrun[testidx].ftemp[pid][-1] + if(cg.addLine(t, m)): + testrun[testidx].ftemp[pid].append(FTraceCallGraph()) + tf.close() + + for test in testrun: + # add the traceevent data to the device hierarchy + if(sysvals.usetraceevents): + for name in test.ttemp: + for event in test.ttemp[name]: + begin = event['begin'] + end = event['end'] + # if event starts before timeline start, expand timeline + if(begin < test.data.start): + test.data.setStart(begin) + # if event ends after timeline end, expand the timeline + if(end > test.data.end): + test.data.setEnd(end) + test.data.newActionGlobal(name, begin, end) + + # add the callgraph data to the device hierarchy + for pid in test.ftemp: + for cg in test.ftemp[pid]: + if(not cg.sanityCheck()): + id = 'task %s cpu %s' % (pid, m.group('cpu')) + vprint('Sanity check failed for '+\ + id+', ignoring this callback') + continue + callstart = cg.start + callend = cg.end + for p in test.data.phases: + if(test.data.dmesg[p]['start'] <= callstart and + callstart <= test.data.dmesg[p]['end']): + list = test.data.dmesg[p]['list'] + for devname in list: + dev = list[devname] + if(pid == dev['pid'] and + callstart <= dev['start'] and + callend >= dev['end']): + dev['ftrace'] = cg + break + + if(sysvals.verbose): + test.data.printDetails() + + + # add the time in between the tests as a new phase so we can see it + if(len(testruns) > 1): + t1e = testruns[0].getEnd() + t2s = testruns[-1].getStart() + testruns[-1].newPhaseWithSingleAction('user mode', \ + 'user mode', t1e, t2s, '#FF9966') + +# Function: parseTraceLog +# Description: +# Analyze an ftrace log output file generated from this app during +# the execution phase. Used when the ftrace log is the primary data source +# and includes the suspend_resume and device_pm_callback trace events +# The ftrace filename is taken from sysvals +# Output: +# An array of Data objects +def parseTraceLog(): + global sysvals + + vprint('Analyzing the ftrace data...') + if(os.path.exists(sysvals.ftracefile) == False): + doError('%s doesnt exist' % sysvals.ftracefile, False) + + # extract the callgraph and traceevent data + testruns = [] + testdata = [] + testrun = 0 + data = 0 + tf = open(sysvals.ftracefile, 'r') + phase = 'suspend_prepare' + for line in tf: + # remove any latent carriage returns + line = line.replace('\r\n', '') + # stamp line: each stamp means a new test run + m = re.match(sysvals.stampfmt, line) + if(m): + data = Data(len(testdata)) + testdata.append(data) + testrun = TestRun(data) + testruns.append(testrun) + parseStamp(m, data) + continue + if(not data): + continue + # firmware line: pull out any firmware data + m = re.match(sysvals.firmwarefmt, line) + if(m): + data.fwSuspend = int(m.group('s')) + data.fwResume = int(m.group('r')) + if(data.fwSuspend > 0 or data.fwResume > 0): + data.fwValid = True + continue + # tracer type line: determine the trace data type + m = re.match(sysvals.tracertypefmt, line) + if(m): + tracer = m.group('t') + testrun.setTracerType(tracer) + continue + # post resume time line: did this test run include post-resume data + m = re.match(sysvals.postresumefmt, line) + if(m): + t = int(m.group('t')) + if(t > 0): + sysvals.postresumetime = t + continue + # ftrace line: parse only valid lines + m = re.match(testrun.ftrace_line_fmt, line) + if(not m): + continue + # gather the basic message data from the line + m_time = m.group('time') + m_pid = m.group('pid') + m_msg = m.group('msg') + if(testrun.cgformat): + m_param3 = m.group('dur') + else: + m_param3 = 'traceevent' + if(m_time and m_pid and m_msg): + t = FTraceLine(m_time, m_msg, m_param3) + pid = int(m_pid) + else: + continue + # the line should be a call, return, or event + if(not t.fcall and not t.freturn and not t.fevent): + continue + # only parse the ftrace data during suspend/resume + if(not testrun.inthepipe): + # look for the suspend start marker + if(t.fevent): + if(t.name == 'SUSPEND START'): + testrun.inthepipe = True + data.setStart(t.time) + continue + # trace event processing + if(t.fevent): + if(t.name == 'RESUME COMPLETE'): + if(sysvals.postresumetime > 0): + phase = 'post_resume' + data.newPhase(phase, t.time, t.time, '#FF9966', -1) + else: + testrun.inthepipe = False + data.setEnd(t.time) + continue + if(phase == 'post_resume'): + data.setEnd(t.time) + if(t.type == 'suspend_resume'): + # suspend_resume trace events have two types, begin and end + if(re.match('(?P<name>.*) begin$', t.name)): + isbegin = True + elif(re.match('(?P<name>.*) end$', t.name)): + isbegin = False + else: + continue + m = re.match('(?P<name>.*)\[(?P<val>[0-9]*)\] .*', t.name) + if(m): + val = m.group('val') + if val == '0': + name = m.group('name') + else: + name = m.group('name')+'['+val+']' + else: + m = re.match('(?P<name>.*) .*', t.name) + name = m.group('name') + # ignore these events + if(re.match('acpi_suspend\[.*', t.name) or + re.match('suspend_enter\[.*', name)): + continue + # -- phase changes -- + # suspend_prepare start + if(re.match('dpm_prepare\[.*', t.name)): + phase = 'suspend_prepare' + if(not isbegin): + data.dmesg[phase]['end'] = t.time + continue + # suspend start + elif(re.match('dpm_suspend\[.*', t.name)): + phase = 'suspend' + data.setPhase(phase, t.time, isbegin) + continue + # suspend_late start + elif(re.match('dpm_suspend_late\[.*', t.name)): + phase = 'suspend_late' + data.setPhase(phase, t.time, isbegin) + continue + # suspend_noirq start + elif(re.match('dpm_suspend_noirq\[.*', t.name)): + phase = 'suspend_noirq' + data.setPhase(phase, t.time, isbegin) + if(not isbegin): + phase = 'suspend_machine' + data.dmesg[phase]['start'] = t.time + continue + # suspend_machine/resume_machine + elif(re.match('machine_suspend\[.*', t.name)): + if(isbegin): + phase = 'suspend_machine' + data.dmesg[phase]['end'] = t.time + data.tSuspended = t.time + else: + if(sysvals.suspendmode in ['mem', 'disk']): + data.dmesg['suspend_machine']['end'] = t.time + data.tSuspended = t.time + phase = 'resume_machine' + data.dmesg[phase]['start'] = t.time + data.tResumed = t.time + data.tLow = data.tResumed - data.tSuspended + continue + # resume_noirq start + elif(re.match('dpm_resume_noirq\[.*', t.name)): + phase = 'resume_noirq' + data.setPhase(phase, t.time, isbegin) + if(isbegin): + data.dmesg['resume_machine']['end'] = t.time + continue + # resume_early start + elif(re.match('dpm_resume_early\[.*', t.name)): + phase = 'resume_early' + data.setPhase(phase, t.time, isbegin) + continue + # resume start + elif(re.match('dpm_resume\[.*', t.name)): + phase = 'resume' + data.setPhase(phase, t.time, isbegin) + continue + # resume complete start + elif(re.match('dpm_complete\[.*', t.name)): + phase = 'resume_complete' + if(isbegin): + data.dmesg[phase]['start'] = t.time + continue + + # is this trace event outside of the devices calls + if(data.isTraceEventOutsideDeviceCalls(pid, t.time)): + # global events (outside device calls) are simply graphed + if(name not in testrun.ttemp): + testrun.ttemp[name] = [] + if(isbegin): + # create a new list entry + testrun.ttemp[name].append(\ + {'begin': t.time, 'end': t.time}) + else: + if(len(testrun.ttemp[name]) > 0): + # if an antry exists, assume this is its end + testrun.ttemp[name][-1]['end'] = t.time + elif(phase == 'post_resume'): + # post resume events can just have ends + testrun.ttemp[name].append({ + 'begin': data.dmesg[phase]['start'], + 'end': t.time}) + else: + if(isbegin): + data.addIntraDevTraceEvent('', name, pid, t.time) + else: + data.capIntraDevTraceEvent('', name, pid, t.time) + # device callback start + elif(t.type == 'device_pm_callback_start'): + m = re.match('(?P<drv>.*) (?P<d>.*), parent: *(?P<p>.*), .*',\ + t.name); + if(not m): + continue + drv = m.group('drv') + n = m.group('d') + p = m.group('p') + if(n and p): + data.newAction(phase, n, pid, p, t.time, -1, drv) + # device callback finish + elif(t.type == 'device_pm_callback_end'): + m = re.match('(?P<drv>.*) (?P<d>.*), err.*', t.name); + if(not m): + continue + n = m.group('d') + list = data.dmesg[phase]['list'] + if(n in list): + dev = list[n] + dev['length'] = t.time - dev['start'] + dev['end'] = t.time + # callgraph processing + elif sysvals.usecallgraph: + # this shouldn't happen, but JIC, ignore callgraph data post-res + if(phase == 'post_resume'): continue # create a callgraph object for the data - if(pid not in ftemp): - ftemp[pid] = FTraceCallGraph() + if(pid not in testrun.ftemp): + testrun.ftemp[pid] = [] + testrun.ftemp[pid].append(FTraceCallGraph()) # when the call is finished, see which device matches it - if(ftemp[pid].addLine(t, m)): - if(not ftemp[pid].sanityCheck()): - id = "task %s cpu %s" % (pid, m.group("cpu")) - data.vprint("Sanity check failed for "+id+", ignoring this callback") + cg = testrun.ftemp[pid][-1] + if(cg.addLine(t, m)): + testrun.ftemp[pid].append(FTraceCallGraph()) + tf.close() + + for test in testruns: + # add the traceevent data to the device hierarchy + if(sysvals.usetraceevents): + for name in test.ttemp: + for event in test.ttemp[name]: + begin = event['begin'] + end = event['end'] + # if event starts before timeline start, expand timeline + if(begin < test.data.start): + test.data.setStart(begin) + # if event ends after timeline end, expand the timeline + if(end > test.data.end): + test.data.setEnd(end) + test.data.newActionGlobal(name, begin, end) + + # add the callgraph data to the device hierarchy + borderphase = { + 'dpm_prepare': 'suspend_prepare', + 'dpm_complete': 'resume_complete' + } + for pid in test.ftemp: + for cg in test.ftemp[pid]: + if len(cg.list) < 2: + continue + if(not cg.sanityCheck()): + id = 'task %s cpu %s' % (pid, m.group('cpu')) + vprint('Sanity check failed for '+\ + id+', ignoring this callback') + continue + callstart = cg.start + callend = cg.end + if(cg.list[0].name in borderphase): + p = borderphase[cg.list[0].name] + list = test.data.dmesg[p]['list'] + for devname in list: + dev = list[devname] + if(pid == dev['pid'] and + callstart <= dev['start'] and + callend >= dev['end']): + dev['ftrace'] = cg.slice(dev['start'], dev['end']) continue - callstart = ftemp[pid].start - callend = ftemp[pid].end - for p in data.phases: - if(data.dmesg[p]['start'] <= callstart and callstart <= data.dmesg[p]['end']): - list = data.dmesg[p]['list'] + if(cg.list[0].name != 'dpm_run_callback'): + continue + for p in test.data.phases: + if(test.data.dmesg[p]['start'] <= callstart and + callstart <= test.data.dmesg[p]['end']): + list = test.data.dmesg[p]['list'] for devname in list: dev = list[devname] - if(pid == dev['pid'] and callstart <= dev['start'] and callend >= dev['end']): - data.vprint("%15s [%f - %f] %s(%d)" % (p, callstart, callend, devname, pid)) - dev['ftrace'] = ftemp[pid] + if(pid == dev['pid'] and + callstart <= dev['start'] and + callend >= dev['end']): + dev['ftrace'] = cg break - ftemp[pid] = FTraceCallGraph() - tf.close() -# Function: sortKernelLog + # fill in any missing phases + for data in testdata: + lp = data.phases[0] + for p in data.phases: + if(data.dmesg[p]['start'] < 0 and data.dmesg[p]['end'] < 0): + print('WARNING: phase "%s" is missing!' % p) + if(data.dmesg[p]['start'] < 0): + data.dmesg[p]['start'] = data.dmesg[lp]['end'] + if(p == 'resume_machine'): + data.tSuspended = data.dmesg[lp]['end'] + data.tResumed = data.dmesg[lp]['end'] + data.tLow = 0 + if(data.dmesg[p]['end'] < 0): + data.dmesg[p]['end'] = data.dmesg[p]['start'] + lp = p + + if(len(sysvals.devicefilter) > 0): + data.deviceFilter(sysvals.devicefilter) + data.fixupInitcallsThatDidntReturn() + if(sysvals.verbose): + data.printDetails() + + # add the time in between the tests as a new phase so we can see it + if(len(testdata) > 1): + t1e = testdata[0].getEnd() + t2s = testdata[-1].getStart() + testdata[-1].newPhaseWithSingleAction('user mode', \ + 'user mode', t1e, t2s, '#FF9966') + return testdata + +# Function: loadKernelLog # Description: -# The dmesg output log sometimes comes with with lines that have -# timestamps out of order. This could cause issues since a call -# could accidentally end up in the wrong phase -def sortKernelLog(): - global sysvals, data +# [deprecated for kernel 3.15.0 or newer] +# load the dmesg file into memory and fix up any ordering issues +# The dmesg filename is taken from sysvals +# Output: +# An array of empty Data objects with only their dmesgtext attributes set +def loadKernelLog(): + global sysvals + + vprint('Analyzing the dmesg data...') + if(os.path.exists(sysvals.dmesgfile) == False): + doError('%s doesnt exist' % sysvals.dmesgfile, False) + + # there can be multiple test runs in a single file delineated by stamps + testruns = [] + data = 0 lf = open(sysvals.dmesgfile, 'r') - dmesglist = [] - count = 0 for line in lf: - line = line.replace("\r\n", "") - if(count == 0): - parseStamp(line) - elif(count == 1): - m = re.match(r"# fwsuspend (?P<s>[0-9]*) fwresume (?P<r>[0-9]*)$", line) - if(m): - data.fwSuspend = int(m.group("s")) - data.fwResume = int(m.group("r")) - if(data.fwSuspend > 0 or data.fwResume > 0): - data.fwValid = True - if(re.match(r".*(\[ *)(?P<ktime>[0-9\.]*)(\]) (?P<msg>.*)", line)): - dmesglist.append(line) - count += 1 + line = line.replace('\r\n', '') + idx = line.find('[') + if idx > 1: + line = line[idx:] + m = re.match(sysvals.stampfmt, line) + if(m): + if(data): + testruns.append(data) + data = Data(len(testruns)) + parseStamp(m, data) + continue + if(not data): + continue + m = re.match(sysvals.firmwarefmt, line) + if(m): + data.fwSuspend = int(m.group('s')) + data.fwResume = int(m.group('r')) + if(data.fwSuspend > 0 or data.fwResume > 0): + data.fwValid = True + continue + m = re.match('[ \t]*(\[ *)(?P<ktime>[0-9\.]*)(\]) (?P<msg>.*)', line) + if(m): + data.dmesgtext.append(line) + if(re.match('ACPI: resume from mwait', m.group('msg'))): + print('NOTE: This suspend appears to be freeze rather than'+\ + ' %s, it will be treated as such' % sysvals.suspendmode) + sysvals.suspendmode = 'freeze' + else: + vprint('ignoring dmesg line: %s' % line.replace('\n', '')) + testruns.append(data) lf.close() - last = "" - - # fix lines with the same time stamp and function with the call and return swapped - for line in dmesglist: - mc = re.match(r".*(\[ *)(?P<t>[0-9\.]*)(\]) calling (?P<f>.*)\+ @ .*, parent: .*", line) - mr = re.match(r".*(\[ *)(?P<t>[0-9\.]*)(\]) call (?P<f>.*)\+ returned .* after (?P<dt>.*) usecs", last) - if(mc and mr and (mc.group("t") == mr.group("t")) and (mc.group("f") == mr.group("f"))): - i = dmesglist.index(last) - j = dmesglist.index(line) - dmesglist[i] = line - dmesglist[j] = last - last = line - return dmesglist - -# Function: analyzeKernelLog + + if(not data): + print('ERROR: analyze_suspend header missing from dmesg log') + sys.exit() + + # fix lines with same timestamp/function with the call and return swapped + for data in testruns: + last = '' + for line in data.dmesgtext: + mc = re.match('.*(\[ *)(?P<t>[0-9\.]*)(\]) calling '+\ + '(?P<f>.*)\+ @ .*, parent: .*', line) + mr = re.match('.*(\[ *)(?P<t>[0-9\.]*)(\]) call '+\ + '(?P<f>.*)\+ returned .* after (?P<dt>.*) usecs', last) + if(mc and mr and (mc.group('t') == mr.group('t')) and + (mc.group('f') == mr.group('f'))): + i = data.dmesgtext.index(last) + j = data.dmesgtext.index(line) + data.dmesgtext[i] = line + data.dmesgtext[j] = last + last = line + return testruns + +# Function: parseKernelLog # Description: +# [deprecated for kernel 3.15.0 or newer] # Analyse a dmesg log output file generated from this app during # the execution phase. Create a set of device structures in memory # for subsequent formatting in the html output file -def analyzeKernelLog(): - global sysvals, data +# This call is only for legacy support on kernels where the ftrace +# data lacks the suspend_resume or device_pm_callbacks trace events. +# Arguments: +# data: an empty Data object (with dmesgtext) obtained from loadKernelLog +# Output: +# The filled Data object +def parseKernelLog(data): + global sysvals - print("PROCESSING DATA") - data.vprint("Analyzing the dmesg data...") - if(os.path.exists(sysvals.dmesgfile) == False): - print("ERROR: %s doesn't exist") % sysvals.dmesgfile - return False + phase = 'suspend_runtime' - lf = sortKernelLog() - phase = "suspend_runtime" + if(data.fwValid): + vprint('Firmware Suspend = %u ns, Firmware Resume = %u ns' % \ + (data.fwSuspend, data.fwResume)) + # dmesg phase match table dm = { - 'suspend_general': r"PM: Syncing filesystems.*", - 'suspend_early': r"PM: suspend of devices complete after.*", - 'suspend_noirq': r"PM: late suspend of devices complete after.*", - 'suspend_cpu': r"PM: noirq suspend of devices complete after.*", - 'resume_cpu': r"ACPI: Low-level resume complete.*", - 'resume_noirq': r"ACPI: Waking up from system sleep state.*", - 'resume_early': r"PM: noirq resume of devices complete after.*", - 'resume_general': r"PM: early resume of devices complete after.*", - 'resume_complete': r".*Restarting tasks \.\.\..*", + 'suspend_prepare': 'PM: Syncing filesystems.*', + 'suspend': 'PM: Entering [a-z]* sleep.*', + 'suspend_late': 'PM: suspend of devices complete after.*', + 'suspend_noirq': 'PM: late suspend of devices complete after.*', + 'suspend_machine': 'PM: noirq suspend of devices complete after.*', + 'resume_machine': 'ACPI: Low-level resume complete.*', + 'resume_noirq': 'ACPI: Waking up from system sleep state.*', + 'resume_early': 'PM: noirq resume of devices complete after.*', + 'resume': 'PM: early resume of devices complete after.*', + 'resume_complete': 'PM: resume of devices complete after.*', + 'post_resume': '.*Restarting tasks \.\.\..*', } - if(sysvals.suspendmode == "standby"): - dm['resume_cpu'] = r"PM: Restoring platform NVS memory" - elif(sysvals.suspendmode == "disk"): - dm['suspend_early'] = r"PM: freeze of devices complete after.*" - dm['suspend_noirq'] = r"PM: late freeze of devices complete after.*" - dm['suspend_cpu'] = r"PM: noirq freeze of devices complete after.*" - dm['resume_cpu'] = r"PM: Restoring platform NVS memory" - dm['resume_early'] = r"PM: noirq restore of devices complete after.*" - dm['resume_general'] = r"PM: early restore of devices complete after.*" - - action_start = 0.0 - for line in lf: + if(sysvals.suspendmode == 'standby'): + dm['resume_machine'] = 'PM: Restoring platform NVS memory' + elif(sysvals.suspendmode == 'disk'): + dm['suspend_late'] = 'PM: freeze of devices complete after.*' + dm['suspend_noirq'] = 'PM: late freeze of devices complete after.*' + dm['suspend_machine'] = 'PM: noirq freeze of devices complete after.*' + dm['resume_machine'] = 'PM: Restoring platform NVS memory' + dm['resume_early'] = 'PM: noirq restore of devices complete after.*' + dm['resume'] = 'PM: early restore of devices complete after.*' + dm['resume_complete'] = 'PM: restore of devices complete after.*' + elif(sysvals.suspendmode == 'freeze'): + dm['resume_machine'] = 'ACPI: resume from mwait' + + # action table (expected events that occur and show up in dmesg) + at = { + 'sync_filesystems': { + 'smsg': 'PM: Syncing filesystems.*', + 'emsg': 'PM: Preparing system for mem sleep.*' }, + 'freeze_user_processes': { + 'smsg': 'Freezing user space processes .*', + 'emsg': 'Freezing remaining freezable tasks.*' }, + 'freeze_tasks': { + 'smsg': 'Freezing remaining freezable tasks.*', + 'emsg': 'PM: Entering (?P<mode>[a-z,A-Z]*) sleep.*' }, + 'ACPI prepare': { + 'smsg': 'ACPI: Preparing to enter system sleep state.*', + 'emsg': 'PM: Saving platform NVS memory.*' }, + 'PM vns': { + 'smsg': 'PM: Saving platform NVS memory.*', + 'emsg': 'Disabling non-boot CPUs .*' }, + } + + t0 = -1.0 + cpu_start = -1.0 + prevktime = -1.0 + actions = dict() + for line in data.dmesgtext: # -- preprocessing -- # parse each dmesg line into the time and message - m = re.match(r".*(\[ *)(?P<ktime>[0-9\.]*)(\]) (?P<msg>.*)", line) + m = re.match('[ \t]*(\[ *)(?P<ktime>[0-9\.]*)(\]) (?P<msg>.*)', line) if(m): - ktime = float(m.group("ktime")) - msg = m.group("msg") + val = m.group('ktime') + try: + ktime = float(val) + except: + doWarning('INVALID DMESG LINE: '+\ + line.replace('\n', ''), 'dmesg') + continue + msg = m.group('msg') + # initialize data start to first line time + if t0 < 0: + data.setStart(ktime) + t0 = ktime else: - print line continue + # hack for determining resume_machine end for freeze + if(not sysvals.usetraceevents and sysvals.suspendmode == 'freeze' \ + and phase == 'resume_machine' and \ + re.match('calling (?P<f>.*)\+ @ .*, parent: .*', msg)): + data.dmesg['resume_machine']['end'] = ktime + phase = 'resume_noirq' + data.dmesg[phase]['start'] = ktime + # -- phase changes -- - # suspend_general start - if(re.match(dm['suspend_general'], msg)): - phase = "suspend_general" + # suspend start + if(re.match(dm['suspend_prepare'], msg)): + phase = 'suspend_prepare' + data.dmesg[phase]['start'] = ktime + data.setStart(ktime) + # suspend start + elif(re.match(dm['suspend'], msg)): + data.dmesg['suspend_prepare']['end'] = ktime + phase = 'suspend' data.dmesg[phase]['start'] = ktime - data.start = ktime - # action start: syncing filesystems - action_start = ktime - # suspend_early start - elif(re.match(dm['suspend_early'], msg)): - data.dmesg["suspend_general"]['end'] = ktime - phase = "suspend_early" + # suspend_late start + elif(re.match(dm['suspend_late'], msg)): + data.dmesg['suspend']['end'] = ktime + phase = 'suspend_late' data.dmesg[phase]['start'] = ktime # suspend_noirq start elif(re.match(dm['suspend_noirq'], msg)): - data.dmesg["suspend_early"]['end'] = ktime - phase = "suspend_noirq" + data.dmesg['suspend_late']['end'] = ktime + phase = 'suspend_noirq' data.dmesg[phase]['start'] = ktime - # suspend_cpu start - elif(re.match(dm['suspend_cpu'], msg)): - data.dmesg["suspend_noirq"]['end'] = ktime - phase = "suspend_cpu" + # suspend_machine start + elif(re.match(dm['suspend_machine'], msg)): + data.dmesg['suspend_noirq']['end'] = ktime + phase = 'suspend_machine' data.dmesg[phase]['start'] = ktime - # resume_cpu start - elif(re.match(dm['resume_cpu'], msg)): - data.tSuspended = ktime - data.dmesg["suspend_cpu"]['end'] = ktime - phase = "resume_cpu" + # resume_machine start + elif(re.match(dm['resume_machine'], msg)): + if(sysvals.suspendmode in ['freeze', 'standby']): + data.tSuspended = prevktime + data.dmesg['suspend_machine']['end'] = prevktime + else: + data.tSuspended = ktime + data.dmesg['suspend_machine']['end'] = ktime + phase = 'resume_machine' + data.tResumed = ktime + data.tLow = data.tResumed - data.tSuspended data.dmesg[phase]['start'] = ktime # resume_noirq start elif(re.match(dm['resume_noirq'], msg)): - data.dmesg["resume_cpu"]['end'] = ktime - phase = "resume_noirq" + data.dmesg['resume_machine']['end'] = ktime + phase = 'resume_noirq' data.dmesg[phase]['start'] = ktime - # action end: ACPI resume - data.newAction("resume_cpu", "ACPI", -1, "", action_start, ktime) # resume_early start elif(re.match(dm['resume_early'], msg)): - data.dmesg["resume_noirq"]['end'] = ktime - phase = "resume_early" + data.dmesg['resume_noirq']['end'] = ktime + phase = 'resume_early' data.dmesg[phase]['start'] = ktime - # resume_general start - elif(re.match(dm['resume_general'], msg)): - data.dmesg["resume_early"]['end'] = ktime - phase = "resume_general" + # resume start + elif(re.match(dm['resume'], msg)): + data.dmesg['resume_early']['end'] = ktime + phase = 'resume' data.dmesg[phase]['start'] = ktime # resume complete start elif(re.match(dm['resume_complete'], msg)): - data.dmesg["resume_general"]['end'] = ktime - data.end = ktime - phase = "resume_runtime" + data.dmesg['resume']['end'] = ktime + phase = 'resume_complete' + data.dmesg[phase]['start'] = ktime + # post resume start + elif(re.match(dm['post_resume'], msg)): + data.dmesg['resume_complete']['end'] = ktime + data.setEnd(ktime) + phase = 'post_resume' break # -- device callbacks -- if(phase in data.phases): # device init call - if(re.match(r"calling (?P<f>.*)\+ @ .*, parent: .*", msg)): - sm = re.match(r"calling (?P<f>.*)\+ @ (?P<n>.*), parent: (?P<p>.*)", msg); - f = sm.group("f") - n = sm.group("n") - p = sm.group("p") + if(re.match('calling (?P<f>.*)\+ @ .*, parent: .*', msg)): + sm = re.match('calling (?P<f>.*)\+ @ '+\ + '(?P<n>.*), parent: (?P<p>.*)', msg); + f = sm.group('f') + n = sm.group('n') + p = sm.group('p') if(f and n and p): - data.newAction(phase, f, int(n), p, ktime, -1) + data.newAction(phase, f, int(n), p, ktime, -1, '') # device init return - elif(re.match(r"call (?P<f>.*)\+ returned .* after (?P<t>.*) usecs", msg)): - sm = re.match(r"call (?P<f>.*)\+ returned .* after (?P<t>.*) usecs(?P<a>.*)", msg); - f = sm.group("f") - t = sm.group("t") + elif(re.match('call (?P<f>.*)\+ returned .* after '+\ + '(?P<t>.*) usecs', msg)): + sm = re.match('call (?P<f>.*)\+ returned .* after '+\ + '(?P<t>.*) usecs(?P<a>.*)', msg); + f = sm.group('f') + t = sm.group('t') list = data.dmesg[phase]['list'] if(f in list): dev = list[f] dev['length'] = int(t) dev['end'] = ktime - data.vprint("%15s [%f - %f] %s(%d) %s" % - (phase, dev['start'], dev['end'], f, dev['pid'], dev['par'])) - - # -- phase specific actions -- - if(phase == "suspend_general"): - if(re.match(r"PM: Preparing system for mem sleep.*", msg)): - data.newAction(phase, "filesystem-sync", -1, "", action_start, ktime) - elif(re.match(r"Freezing user space processes .*", msg)): - action_start = ktime - elif(re.match(r"Freezing remaining freezable tasks.*", msg)): - data.newAction(phase, "freeze-user-processes", -1, "", action_start, ktime) - action_start = ktime - elif(re.match(r"PM: Entering (?P<mode>[a-z,A-Z]*) sleep.*", msg)): - data.newAction(phase, "freeze-tasks", -1, "", action_start, ktime) - elif(phase == "suspend_cpu"): - m = re.match(r"smpboot: CPU (?P<cpu>[0-9]*) is now offline", msg) - if(m): - cpu = "CPU"+m.group("cpu") - data.newAction(phase, cpu, -1, "", action_start, ktime) - action_start = ktime - elif(re.match(r"ACPI: Preparing to enter system sleep state.*", msg)): - action_start = ktime - elif(re.match(r"Disabling non-boot CPUs .*", msg)): - data.newAction(phase, "ACPI", -1, "", action_start, ktime) - action_start = ktime - elif(phase == "resume_cpu"): - m = re.match(r"CPU(?P<cpu>[0-9]*) is up", msg) - if(m): - cpu = "CPU"+m.group("cpu") - data.newAction(phase, cpu, -1, "", action_start, ktime) - action_start = ktime - elif(re.match(r"Enabling non-boot CPUs .*", msg)): - action_start = ktime + + # -- non-devicecallback actions -- + # if trace events are not available, these are better than nothing + if(not sysvals.usetraceevents): + # look for known actions + for a in at: + if(re.match(at[a]['smsg'], msg)): + if(a not in actions): + actions[a] = [] + actions[a].append({'begin': ktime, 'end': ktime}) + if(re.match(at[a]['emsg'], msg)): + actions[a][-1]['end'] = ktime + # now look for CPU on/off events + if(re.match('Disabling non-boot CPUs .*', msg)): + # start of first cpu suspend + cpu_start = ktime + elif(re.match('Enabling non-boot CPUs .*', msg)): + # start of first cpu resume + cpu_start = ktime + elif(re.match('smpboot: CPU (?P<cpu>[0-9]*) is now offline', msg)): + # end of a cpu suspend, start of the next + m = re.match('smpboot: CPU (?P<cpu>[0-9]*) is now offline', msg) + cpu = 'CPU'+m.group('cpu') + if(cpu not in actions): + actions[cpu] = [] + actions[cpu].append({'begin': cpu_start, 'end': ktime}) + cpu_start = ktime + elif(re.match('CPU(?P<cpu>[0-9]*) is up', msg)): + # end of a cpu resume, start of the next + m = re.match('CPU(?P<cpu>[0-9]*) is up', msg) + cpu = 'CPU'+m.group('cpu') + if(cpu not in actions): + actions[cpu] = [] + actions[cpu].append({'begin': cpu_start, 'end': ktime}) + cpu_start = ktime + prevktime = ktime # fill in any missing phases - lp = "suspend_general" + lp = data.phases[0] for p in data.phases: - if(p == "suspend_general"): - continue + if(data.dmesg[p]['start'] < 0 and data.dmesg[p]['end'] < 0): + print('WARNING: phase "%s" is missing, something went wrong!' % p) + print(' In %s, this dmesg line denotes the start of %s:' % \ + (sysvals.suspendmode, p)) + print(' "%s"' % dm[p]) if(data.dmesg[p]['start'] < 0): data.dmesg[p]['start'] = data.dmesg[lp]['end'] - if(p == "resume_cpu"): + if(p == 'resume_machine'): data.tSuspended = data.dmesg[lp]['end'] + data.tResumed = data.dmesg[lp]['end'] + data.tLow = 0 if(data.dmesg[p]['end'] < 0): data.dmesg[p]['end'] = data.dmesg[p]['start'] lp = p + # fill in any actions we've found + for name in actions: + for event in actions[name]: + begin = event['begin'] + end = event['end'] + # if event starts before timeline start, expand timeline + if(begin < data.start): + data.setStart(begin) + # if event ends after timeline end, expand the timeline + if(end > data.end): + data.setEnd(end) + data.newActionGlobal(name, begin, end) + + if(sysvals.verbose): + data.printDetails() + if(len(sysvals.devicefilter) > 0): + data.deviceFilter(sysvals.devicefilter) data.fixupInitcallsThatDidntReturn() return True # Function: setTimelineRows # Description: -# Organize the device or thread lists into the smallest +# Organize the timeline entries into the smallest # number of rows possible, with no entry overlapping # Arguments: -# list: the list to sort (dmesg or ftrace) -# sortedkeys: sorted key list to use +# list: the list of devices/actions for a single phase +# sortedkeys: cronologically sorted key list to use +# Output: +# The total number of rows needed to display this phase of the timeline def setTimelineRows(list, sortedkeys): - global data # clear all rows and set them to undefined remaining = len(list) @@ -791,7 +1959,8 @@ def setTimelineRows(list, sortedkeys): for ritem in rowdata[row]: rs = ritem['start'] re = ritem['end'] - if(not (((s <= rs) and (e <= rs)) or ((s >= re) and (e >= re)))): + if(not (((s <= rs) and (e <= rs)) or + ((s >= re) and (e >= re)))): valid = False break if(valid): @@ -803,14 +1972,15 @@ def setTimelineRows(list, sortedkeys): # Function: createTimeScale # Description: -# Create timescale lines for the dmesg and ftrace timelines +# Create the timescale header for the html timeline # Arguments: # t0: start time (suspend begin) # tMax: end time (resume end) -# tSuspend: time when suspend occurs +# tSuspend: time when suspend occurs, i.e. the zero time +# Output: +# The html code needed to display the time scale def createTimeScale(t0, tMax, tSuspended): - global data - timescale = "<div class=\"t\" style=\"right:{0}%\">{1}</div>\n" + timescale = '<div class="t" style="right:{0}%">{1}</div>\n' output = '<div id="timescale">\n' # set scale for timeline @@ -822,11 +1992,11 @@ def createTimeScale(t0, tMax, tSuspended): tS = 1 if(tSuspended < 0): for i in range(int(tTotal/tS)+1): - pos = "%0.3f" % (100 - ((float(i)*tS*100)/tTotal)) + pos = '%0.3f' % (100 - ((float(i)*tS*100)/tTotal)) if(i > 0): - val = "%0.f" % (float(i)*tS*1000) + val = '%0.fms' % (float(i)*tS*1000) else: - val = "" + val = '' output += timescale.format(pos, val) else: tSuspend = tSuspended - t0 @@ -834,69 +2004,253 @@ def createTimeScale(t0, tMax, tSuspended): divSuspend = int(tSuspend/tS) s0 = (tSuspend - tS*divSuspend)*100/tTotal for i in range(divTotal): - pos = "%0.3f" % (100 - ((float(i)*tS*100)/tTotal) - s0) + pos = '%0.3f' % (100 - ((float(i)*tS*100)/tTotal) - s0) if((i == 0) and (s0 < 3)): - val = "" + val = '' elif(i == divSuspend): - val = "S/R" + val = 'S/R' else: - val = "%0.f" % (float(i-divSuspend)*tS*1000) + val = '%0.fms' % (float(i-divSuspend)*tS*1000) output += timescale.format(pos, val) output += '</div>\n' return output +# Function: createHTMLSummarySimple +# Description: +# Create summary html file for a series of tests +# Arguments: +# testruns: array of Data objects from parseTraceLog +def createHTMLSummarySimple(testruns, htmlfile): + global sysvals + + # print out the basic summary of all the tests + hf = open(htmlfile, 'w') + + # write the html header first (html head, css code, up to body start) + html = '<!DOCTYPE html>\n<html>\n<head>\n\ + <meta http-equiv="content-type" content="text/html; charset=UTF-8">\n\ + <title>AnalyzeSuspend Summary</title>\n\ + <style type=\'text/css\'>\n\ + body {overflow-y: scroll;}\n\ + .stamp {width: 100%;text-align:center;background-color:#495E09;line-height:30px;color:white;font: 25px Arial;}\n\ + table {width:100%;border-collapse: collapse;}\n\ + .summary {font: 22px Arial;border:1px solid;}\n\ + th {border: 1px solid black;background-color:#A7C942;color:white;}\n\ + td {text-align: center;}\n\ + tr.alt td {background-color:#EAF2D3;}\n\ + tr.avg td {background-color:#BDE34C;}\n\ + a:link {color: #90B521;}\n\ + a:visited {color: #495E09;}\n\ + a:hover {color: #B1DF28;}\n\ + a:active {color: #FFFFFF;}\n\ + </style>\n</head>\n<body>\n' + + # group test header + count = len(testruns) + headline_stamp = '<div class="stamp">{0} {1} {2} {3} ({4} tests)</div>\n' + html += headline_stamp.format(sysvals.stamp['host'], + sysvals.stamp['kernel'], sysvals.stamp['mode'], + sysvals.stamp['time'], count) + + # check to see if all the tests have the same value + stampcolumns = False + for data in testruns: + if diffStamp(sysvals.stamp, data.stamp): + stampcolumns = True + break + + th = '\t<th>{0}</th>\n' + td = '\t<td>{0}</td>\n' + tdlink = '\t<td><a href="{0}">Click Here</a></td>\n' + + # table header + html += '<table class="summary">\n<tr>\n' + html += th.format("Test #") + if stampcolumns: + html += th.format("Hostname") + html += th.format("Kernel Version") + html += th.format("Suspend Mode") + html += th.format("Test Time") + html += th.format("Suspend Time") + html += th.format("Resume Time") + html += th.format("Detail") + html += '</tr>\n' + + # test data, 1 row per test + sTimeAvg = 0.0 + rTimeAvg = 0.0 + num = 1 + for data in testruns: + # data.end is the end of post_resume + resumeEnd = data.dmesg['resume_complete']['end'] + if num % 2 == 1: + html += '<tr class="alt">\n' + else: + html += '<tr>\n' + + # test num + html += td.format("test %d" % num) + num += 1 + if stampcolumns: + # host name + val = "unknown" + if('host' in data.stamp): + val = data.stamp['host'] + html += td.format(val) + # host kernel + val = "unknown" + if('kernel' in data.stamp): + val = data.stamp['kernel'] + html += td.format(val) + # suspend mode + val = "unknown" + if('mode' in data.stamp): + val = data.stamp['mode'] + html += td.format(val) + # test time + val = "unknown" + if('time' in data.stamp): + val = data.stamp['time'] + html += td.format(val) + # suspend time + sTime = (data.tSuspended - data.start)*1000 + sTimeAvg += sTime + html += td.format("%3.3f ms" % sTime) + # resume time + rTime = (resumeEnd - data.tResumed)*1000 + rTimeAvg += rTime + html += td.format("%3.3f ms" % rTime) + # link to the output html + html += tdlink.format(data.outfile) + + html += '</tr>\n' + + # last line: test average + if(count > 0): + sTimeAvg /= count + rTimeAvg /= count + html += '<tr class="avg">\n' + html += td.format('Average') # name + if stampcolumns: + html += td.format('') # host + html += td.format('') # kernel + html += td.format('') # mode + html += td.format('') # time + html += td.format("%3.3f ms" % sTimeAvg) # suspend time + html += td.format("%3.3f ms" % rTimeAvg) # resume time + html += td.format('') # output link + html += '</tr>\n' + + # flush the data to file + hf.write(html+'</table>\n') + hf.write('</body>\n</html>\n') + hf.close() + # Function: createHTML # Description: -# Create the output html file. -def createHTML(): - global sysvals, data +# Create the output html file from the resident test data +# Arguments: +# testruns: array of Data objects from parseKernelLog or parseTraceLog +# Output: +# True if the html file was created, false if it failed +def createHTML(testruns): + global sysvals - data.normalizeTime() + for data in testruns: + data.normalizeTime(testruns[-1].tSuspended) + x2changes = ['', 'absolute'] + if len(testruns) > 1: + x2changes = ['1', 'relative'] # html function templates headline_stamp = '<div class="stamp">{0} {1} {2} {3}</div>\n' - html_zoombox = '<center><button id="zoomin">ZOOM IN</button><button id="zoomout">ZOOM OUT</button><button id="zoomdef">ZOOM 1:1</button></center>\n<div id="dmesgzoombox" class="zoombox">\n' - html_timeline = '<div id="{0}" class="timeline" style="height:{1}px">\n' + html_devlist1 = '<button id="devlist1" class="devlist" style="float:left;">Device Detail%s</button>' % x2changes[0] + html_zoombox = '<center><button id="zoomin">ZOOM IN</button><button id="zoomout">ZOOM OUT</button><button id="zoomdef">ZOOM 1:1</button></center>\n' + html_devlist2 = '<button id="devlist2" class="devlist" style="float:right;">Device Detail2</button>\n' + html_timeline = '<div id="dmesgzoombox" class="zoombox">\n<div id="{0}" class="timeline" style="height:{1}px">\n' html_device = '<div id="{0}" title="{1}" class="thread" style="left:{2}%;top:{3}%;height:{4}%;width:{5}%;">{6}</div>\n' + html_traceevent = '<div title="{0}" class="traceevent" style="left:{1}%;top:{2}%;height:{3}%;width:{4}%;border:1px solid {5};background-color:{5}">{6}</div>\n' html_phase = '<div class="phase" style="left:{0}%;width:{1}%;top:{2}%;height:{3}%;background-color:{4}">{5}</div>\n' + html_phaselet = '<div id="{0}" class="phaselet" style="left:{1}%;width:{2}%;background-color:{3}"></div>\n' html_legend = '<div class="square" style="left:{0}%;background-color:{1}"> {2}</div>\n' html_timetotal = '<table class="time1">\n<tr>'\ - '<td class="gray">{2} Suspend Time: <b>{0} ms</b></td>'\ - '<td class="gray">{2} Resume Time: <b>{1} ms</b></td>'\ + '<td class="green">{2} Suspend Time: <b>{0} ms</b></td>'\ + '<td class="yellow">{2} Resume Time: <b>{1} ms</b></td>'\ + '</tr>\n</table>\n' + html_timetotal2 = '<table class="time1">\n<tr>'\ + '<td class="green">{3} Suspend Time: <b>{0} ms</b></td>'\ + '<td class="gray">'+sysvals.suspendmode+' time: <b>{1} ms</b></td>'\ + '<td class="yellow">{3} Resume Time: <b>{2} ms</b></td>'\ '</tr>\n</table>\n' html_timegroups = '<table class="time2">\n<tr>'\ - '<td class="green">Kernel Suspend: {0} ms</td>'\ - '<td class="purple">Firmware Suspend: {1} ms</td>'\ - '<td class="purple">Firmware Resume: {2} ms</td>'\ - '<td class="yellow">Kernel Resume: {3} ms</td>'\ + '<td class="green">{4}Kernel Suspend: {0} ms</td>'\ + '<td class="purple">{4}Firmware Suspend: {1} ms</td>'\ + '<td class="purple">{4}Firmware Resume: {2} ms</td>'\ + '<td class="yellow">{4}Kernel Resume: {3} ms</td>'\ '</tr>\n</table>\n' - # device timeline (dmesg) - if(data.usedmesg): - data.vprint("Creating Device Timeline...") - devtl = Timeline() + # device timeline + vprint('Creating Device Timeline...') + devtl = Timeline() - # Generate the header for this timeline - t0 = data.start - tMax = data.end - tTotal = tMax - t0 + # Generate the header for this timeline + textnum = ['First', 'Second'] + for data in testruns: + tTotal = data.end - data.start + tEnd = data.dmesg['resume_complete']['end'] if(tTotal == 0): - print("ERROR: No timeline data") + print('ERROR: No timeline data') sys.exit() - suspend_time = "%.0f"%(-data.start*1000) - resume_time = "%.0f"%(data.end*1000) + if(data.tLow > 0): + low_time = '%.0f'%(data.tLow*1000) if data.fwValid: - devtl.html['timeline'] = html_timetotal.format(suspend_time, resume_time, "Total") - sktime = "%.3f"%((data.dmesg['suspend_cpu']['end'] - data.dmesg['suspend_general']['start'])*1000) - sftime = "%.3f"%(data.fwSuspend / 1000000.0) - rftime = "%.3f"%(data.fwResume / 1000000.0) - rktime = "%.3f"%((data.dmesg['resume_general']['end'] - data.dmesg['resume_cpu']['start'])*1000) - devtl.html['timeline'] += html_timegroups.format(sktime, sftime, rftime, rktime) + suspend_time = '%.0f'%((data.tSuspended-data.start)*1000 + \ + (data.fwSuspend/1000000.0)) + resume_time = '%.0f'%((tEnd-data.tSuspended)*1000 + \ + (data.fwResume/1000000.0)) + testdesc1 = 'Total' + testdesc2 = '' + if(len(testruns) > 1): + testdesc1 = testdesc2 = textnum[data.testnumber] + testdesc2 += ' ' + if(data.tLow == 0): + thtml = html_timetotal.format(suspend_time, \ + resume_time, testdesc1) + else: + thtml = html_timetotal2.format(suspend_time, low_time, \ + resume_time, testdesc1) + devtl.html['timeline'] += thtml + sktime = '%.3f'%((data.dmesg['suspend_machine']['end'] - \ + data.getStart())*1000) + sftime = '%.3f'%(data.fwSuspend / 1000000.0) + rftime = '%.3f'%(data.fwResume / 1000000.0) + rktime = '%.3f'%((data.getEnd() - \ + data.dmesg['resume_machine']['start'])*1000) + devtl.html['timeline'] += html_timegroups.format(sktime, \ + sftime, rftime, rktime, testdesc2) else: - devtl.html['timeline'] = html_timetotal.format(suspend_time, resume_time, "Kernel") + suspend_time = '%.0f'%((data.tSuspended-data.start)*1000) + resume_time = '%.0f'%((tEnd-data.tSuspended)*1000) + testdesc = 'Kernel' + if(len(testruns) > 1): + testdesc = textnum[data.testnumber]+' '+testdesc + if(data.tLow == 0): + thtml = html_timetotal.format(suspend_time, \ + resume_time, testdesc) + else: + thtml = html_timetotal2.format(suspend_time, low_time, \ + resume_time, testdesc) + devtl.html['timeline'] += thtml + + # time scale for potentially multiple datasets + t0 = testruns[0].start + tMax = testruns[-1].end + tSuspended = testruns[-1].tSuspended + tTotal = tMax - t0 - # determine the maximum number of rows we need to draw - timelinerows = 0 + # determine the maximum number of rows we need to draw + timelinerows = 0 + for data in testruns: for phase in data.dmesg: list = data.dmesg[phase]['list'] rows = setTimelineRows(list, list) @@ -904,62 +2258,104 @@ def createHTML(): if(rows > timelinerows): timelinerows = rows - # calculate the timeline height and create its bounding box - devtl.setRows(timelinerows + 1) - devtl.html['timeline'] += html_zoombox; - devtl.html['timeline'] += html_timeline.format("dmesg", devtl.height); + # calculate the timeline height and create bounding box, add buttons + devtl.setRows(timelinerows + 1) + devtl.html['timeline'] += html_devlist1 + if len(testruns) > 1: + devtl.html['timeline'] += html_devlist2 + devtl.html['timeline'] += html_zoombox + devtl.html['timeline'] += html_timeline.format('dmesg', devtl.height) - # draw the colored boxes for each of the phases + # draw the colored boxes for each of the phases + for data in testruns: for b in data.dmesg: phase = data.dmesg[b] - left = "%.3f" % (((phase['start']-data.start)*100)/tTotal) - width = "%.3f" % (((phase['end']-phase['start'])*100)/tTotal) - devtl.html['timeline'] += html_phase.format(left, width, "%.3f"%devtl.scaleH, "%.3f"%(100-devtl.scaleH), data.dmesg[b]['color'], "") - - # draw the time scale, try to make the number of labels readable - devtl.html['scale'] = createTimeScale(t0, tMax, data.tSuspended) - devtl.html['timeline'] += devtl.html['scale'] + length = phase['end']-phase['start'] + left = '%.3f' % (((phase['start']-t0)*100.0)/tTotal) + width = '%.3f' % ((length*100.0)/tTotal) + devtl.html['timeline'] += html_phase.format(left, width, \ + '%.3f'%devtl.scaleH, '%.3f'%(100-devtl.scaleH), \ + data.dmesg[b]['color'], '') + + # draw the time scale, try to make the number of labels readable + devtl.html['scale'] = createTimeScale(t0, tMax, tSuspended) + devtl.html['timeline'] += devtl.html['scale'] + for data in testruns: for b in data.dmesg: phaselist = data.dmesg[b]['list'] for d in phaselist: name = d - if(d in data.altdevname): - name = data.altdevname[d] + drv = '' dev = phaselist[d] + if(d in sysvals.altdevname): + name = sysvals.altdevname[d] + if('drv' in dev and dev['drv']): + drv = ' {%s}' % dev['drv'] height = (100.0 - devtl.scaleH)/data.dmesg[b]['row'] - top = "%.3f" % ((dev['row']*height) + devtl.scaleH) - left = "%.3f" % (((dev['start']-data.start)*100)/tTotal) - width = "%.3f" % (((dev['end']-dev['start'])*100)/tTotal) - len = " (%0.3f ms) " % ((dev['end']-dev['start'])*1000) - color = "rgba(204,204,204,0.5)" - devtl.html['timeline'] += html_device.format(dev['id'], name+len+b, left, top, "%.3f"%height, width, name) - - # timeline is finished - devtl.html['timeline'] += "</div>\n</div>\n" - - # draw a legend which describes the phases by color - devtl.html['legend'] = "<div class=\"legend\">\n" - pdelta = 100.0/data.phases.__len__() - pmargin = pdelta / 4.0 - for phase in data.phases: - order = "%.2f" % ((data.dmesg[phase]['order'] * pdelta) + pmargin) - name = string.replace(phase, "_", " ") - devtl.html['legend'] += html_legend.format(order, data.dmesg[phase]['color'], name) - devtl.html['legend'] += "</div>\n" + top = '%.3f' % ((dev['row']*height) + devtl.scaleH) + left = '%.3f' % (((dev['start']-t0)*100)/tTotal) + width = '%.3f' % (((dev['end']-dev['start'])*100)/tTotal) + length = ' (%0.3f ms) ' % ((dev['end']-dev['start'])*1000) + color = 'rgba(204,204,204,0.5)' + devtl.html['timeline'] += html_device.format(dev['id'], \ + d+drv+length+b, left, top, '%.3f'%height, width, name+drv) + + # draw any trace events found + for data in testruns: + for b in data.dmesg: + phaselist = data.dmesg[b]['list'] + for name in phaselist: + dev = phaselist[name] + if('traceevents' in dev): + vprint('Debug trace events found for device %s' % name) + vprint('%20s %20s %10s %8s' % ('action', \ + 'name', 'time(ms)', 'length(ms)')) + for e in dev['traceevents']: + vprint('%20s %20s %10.3f %8.3f' % (e.action, \ + e.name, e.time*1000, e.length*1000)) + height = (100.0 - devtl.scaleH)/data.dmesg[b]['row'] + top = '%.3f' % ((dev['row']*height) + devtl.scaleH) + left = '%.3f' % (((e.time-t0)*100)/tTotal) + width = '%.3f' % (e.length*100/tTotal) + color = 'rgba(204,204,204,0.5)' + devtl.html['timeline'] += \ + html_traceevent.format(e.action+' '+e.name, \ + left, top, '%.3f'%height, \ + width, e.color, '') + + # timeline is finished + devtl.html['timeline'] += '</div>\n</div>\n' + + # draw a legend which describes the phases by color + data = testruns[-1] + devtl.html['legend'] = '<div class="legend">\n' + pdelta = 100.0/len(data.phases) + pmargin = pdelta / 4.0 + for phase in data.phases: + order = '%.2f' % ((data.dmesg[phase]['order'] * pdelta) + pmargin) + name = string.replace(phase, '_', ' ') + devtl.html['legend'] += html_legend.format(order, \ + data.dmesg[phase]['color'], name) + devtl.html['legend'] += '</div>\n' hf = open(sysvals.htmlfile, 'w') thread_height = 0 - # write the html header first (html head, css code, everything up to the start of body) - html_header = "<!DOCTYPE html>\n<html>\n<head>\n\ - <meta http-equiv=\"content-type\" content=\"text/html; charset=UTF-8\">\n\ + # write the html header first (html head, css code, up to body start) + html_header = '<!DOCTYPE html>\n<html>\n<head>\n\ + <meta http-equiv="content-type" content="text/html; charset=UTF-8">\n\ <title>AnalyzeSuspend</title>\n\ - <style type='text/css'>\n\ + <style type=\'text/css\'>\n\ body {overflow-y: scroll;}\n\ .stamp {width: 100%;text-align:center;background-color:gray;line-height:30px;color:white;font: 25px Arial;}\n\ .callgraph {margin-top: 30px;box-shadow: 5px 5px 20px black;}\n\ .callgraph article * {padding-left: 28px;}\n\ h1 {color:black;font: bold 30px Times;}\n\ + t0 {color:black;font: bold 30px Times;}\n\ + t1 {color:black;font: 30px Times;}\n\ + t2 {color:black;font: 25px Times;}\n\ + t3 {color:black;font: 20px Times;white-space:nowrap;}\n\ + t4 {color:black;font: bold 30px Times;line-height:60px;white-space:nowrap;}\n\ table {width:100%;}\n\ .gray {background-color:rgba(80,80,80,0.1);}\n\ .green {background-color:rgba(204,255,204,0.4);}\n\ @@ -968,38 +2364,58 @@ def createHTML(): .time1 {font: 22px Arial;border:1px solid;}\n\ .time2 {font: 15px Arial;border-bottom:1px solid;border-left:1px solid;border-right:1px solid;}\n\ td {text-align: center;}\n\ + r {color:#500000;font:15px Tahoma;}\n\ + n {color:#505050;font:15px Tahoma;}\n\ .tdhl {color: red;}\n\ .hide {display: none;}\n\ .pf {display: none;}\n\ - .pf:checked + label {background: url(\'data:image/svg+xml;utf,<?xml version=\"1.0\" standalone=\"no\"?><svg xmlns=\"http://www.w3.org/2000/svg\" height=\"18\" width=\"18\" version=\"1.1\"><circle cx=\"9\" cy=\"9\" r=\"8\" stroke=\"black\" stroke-width=\"1\" fill=\"white\"/><rect x=\"4\" y=\"8\" width=\"10\" height=\"2\" style=\"fill:black;stroke-width:0\"/><rect x=\"8\" y=\"4\" width=\"2\" height=\"10\" style=\"fill:black;stroke-width:0\"/></svg>\') no-repeat left center;}\n\ - .pf:not(:checked) ~ label {background: url(\'data:image/svg+xml;utf,<?xml version=\"1.0\" standalone=\"no\"?><svg xmlns=\"http://www.w3.org/2000/svg\" height=\"18\" width=\"18\" version=\"1.1\"><circle cx=\"9\" cy=\"9\" r=\"8\" stroke=\"black\" stroke-width=\"1\" fill=\"white\"/><rect x=\"4\" y=\"8\" width=\"10\" height=\"2\" style=\"fill:black;stroke-width:0\"/></svg>\') no-repeat left center;}\n\ + .pf:checked + label {background: url(\'data:image/svg+xml;utf,<?xml version="1.0" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" height="18" width="18" version="1.1"><circle cx="9" cy="9" r="8" stroke="black" stroke-width="1" fill="white"/><rect x="4" y="8" width="10" height="2" style="fill:black;stroke-width:0"/><rect x="8" y="4" width="2" height="10" style="fill:black;stroke-width:0"/></svg>\') no-repeat left center;}\n\ + .pf:not(:checked) ~ label {background: url(\'data:image/svg+xml;utf,<?xml version="1.0" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" height="18" width="18" version="1.1"><circle cx="9" cy="9" r="8" stroke="black" stroke-width="1" fill="white"/><rect x="4" y="8" width="10" height="2" style="fill:black;stroke-width:0"/></svg>\') no-repeat left center;}\n\ .pf:checked ~ *:not(:nth-child(2)) {display: none;}\n\ .zoombox {position: relative; width: 100%; overflow-x: scroll;}\n\ .timeline {position: relative; font-size: 14px;cursor: pointer;width: 100%; overflow: hidden; background-color:#dddddd;}\n\ - .thread {position: absolute; height: "+"%.3f"%thread_height+"%; overflow: hidden; line-height: 30px; border:1px solid;text-align:center;white-space:nowrap;background-color:rgba(204,204,204,0.5);}\n\ + .thread {position: absolute; height: '+'%.3f'%thread_height+'%; overflow: hidden; line-height: 30px; border:1px solid;text-align:center;white-space:nowrap;background-color:rgba(204,204,204,0.5);}\n\ .thread:hover {background-color:white;border:1px solid red;z-index:10;}\n\ + .hover {background-color:white;border:1px solid red;z-index:10;}\n\ + .traceevent {position: absolute;opacity: 0.3;height: '+'%.3f'%thread_height+'%;width:0;overflow:hidden;line-height:30px;text-align:center;white-space:nowrap;}\n\ .phase {position: absolute;overflow: hidden;border:0px;text-align:center;}\n\ - .t {position: absolute; top: 0%; height: 100%; border-right:1px solid black;}\n\ + .phaselet {position:absolute;overflow:hidden;border:0px;text-align:center;height:100px;font-size:24px;}\n\ + .t {position:absolute;top:0%;height:100%;border-right:1px solid black;}\n\ .legend {position: relative; width: 100%; height: 40px; text-align: center;margin-bottom:20px}\n\ .legend .square {position:absolute;top:10px; width: 0px;height: 20px;border:1px solid;padding-left:20px;}\n\ button {height:40px;width:200px;margin-bottom:20px;margin-top:20px;font-size:24px;}\n\ - </style>\n</head>\n<body>\n" + .devlist {position:'+x2changes[1]+';width:190px;}\n\ + #devicedetail {height:100px;box-shadow: 5px 5px 20px black;}\n\ + </style>\n</head>\n<body>\n' hf.write(html_header) # write the test title and general info header - if(data.stamp['time'] != ""): - hf.write(headline_stamp.format(data.stamp['host'], - data.stamp['kernel'], data.stamp['mode'], data.stamp['time'])) - - # write the dmesg data (device timeline) - if(data.usedmesg): - hf.write(devtl.html['timeline']) - hf.write(devtl.html['legend']) - hf.write('<div id="devicedetail"></div>\n') - hf.write('<div id="devicetree"></div>\n') + if(sysvals.stamp['time'] != ""): + hf.write(headline_stamp.format(sysvals.stamp['host'], + sysvals.stamp['kernel'], sysvals.stamp['mode'], \ + sysvals.stamp['time'])) + + # write the device timeline + hf.write(devtl.html['timeline']) + hf.write(devtl.html['legend']) + hf.write('<div id="devicedetailtitle"></div>\n') + hf.write('<div id="devicedetail" style="display:none;">\n') + # draw the colored boxes for the device detail section + for data in testruns: + hf.write('<div id="devicedetail%d">\n' % data.testnumber) + for b in data.phases: + phase = data.dmesg[b] + length = phase['end']-phase['start'] + left = '%.3f' % (((phase['start']-t0)*100.0)/tTotal) + width = '%.3f' % ((length*100.0)/tTotal) + hf.write(html_phaselet.format(b, left, width, \ + data.dmesg[b]['color'])) + hf.write('</div>\n') + hf.write('</div>\n') # write the ftrace data (callgraph) - if(data.useftrace): + data = testruns[-1] + if(sysvals.usecallgraph): hf.write('<section id="callgraphs" class="callgraph">\n') # write out the ftrace data converted to html html_func_top = '<article id="{0}" class="atop" style="background-color:{1}">\n<input type="checkbox" class="pf" id="f{2}" checked/><label for="f{2}">{3} {4}</label>\n' @@ -1013,18 +2429,21 @@ def createHTML(): if('ftrace' not in list[devname]): continue name = devname - if(devname in data.altdevname): - name = data.altdevname[devname] + if(devname in sysvals.altdevname): + name = sysvals.altdevname[devname] devid = list[devname]['id'] cg = list[devname]['ftrace'] - flen = "(%.3f ms)" % ((cg.end - cg.start)*1000) - hf.write(html_func_top.format(devid, data.dmesg[p]['color'], num, name+" "+p, flen)) + flen = '<r>(%.3f ms @ %.3f to %.3f)</r>' % \ + ((cg.end - cg.start)*1000, cg.start*1000, cg.end*1000) + hf.write(html_func_top.format(devid, data.dmesg[p]['color'], \ + num, name+' '+p, flen)) num += 1 for line in cg.list: if(line.length < 0.000000001): - flen = "" + flen = '' else: - flen = "(%.3f ms)" % (line.length*1000) + flen = '<n>(%.3f ms @ %.3f)</n>' % (line.length*1000, \ + line.time*1000) if(line.freturn and line.fcall): hf.write(html_func_leaf.format(line.name, flen)) elif(line.freturn): @@ -1033,96 +2452,31 @@ def createHTML(): hf.write(html_func_start.format(num, line.name, flen)) num += 1 hf.write(html_func_end) - hf.write("\n\n </section>\n") + hf.write('\n\n </section>\n') # write the footer and close - addScriptCode(hf) - hf.write("</body>\n</html>\n") + addScriptCode(hf, testruns) + hf.write('</body>\n</html>\n') hf.close() return True -def addScriptCode(hf): - global data - - t0 = (data.start - data.tSuspended) * 1000 - tMax = (data.end - data.tSuspended) * 1000 +# Function: addScriptCode +# Description: +# Adds the javascript code to the output html +# Arguments: +# hf: the open html file pointer +# testruns: array of Data objects from parseKernelLog or parseTraceLog +def addScriptCode(hf, testruns): + t0 = (testruns[0].start - testruns[-1].tSuspended) * 1000 + tMax = (testruns[-1].end - testruns[-1].tSuspended) * 1000 # create an array in javascript memory with the device details - detail = ' var bounds = [%f,%f];\n' % (t0, tMax) - detail += ' var d = [];\n' - dfmt = ' d["%s"] = { n:"%s", p:"%s", c:[%s] };\n'; - for p in data.dmesg: - list = data.dmesg[p]['list'] - for d in list: - parent = data.deviceParentID(d, p) - idlist = data.deviceChildrenIDs(d, p) - idstr = "" - for i in idlist: - if(idstr == ""): - idstr += '"'+i+'"' - else: - idstr += ', '+'"'+i+'"' - detail += dfmt % (list[d]['id'], d, parent, idstr) - + detail = ' var devtable = [];\n' + for data in testruns: + topo = data.deviceTopology() + detail += ' devtable[%d] = "%s";\n' % (data.testnumber, topo) + detail += ' var bounds = [%f,%f];\n' % (t0, tMax) # add the code which will manipulate the data in the browser script_code = \ '<script type="text/javascript">\n'+detail+\ - ' var filter = [];\n'\ - ' var table = [];\n'\ - ' function deviceParent(devid) {\n'\ - ' var devlist = [];\n'\ - ' if(filter.indexOf(devid) < 0) filter[filter.length] = devid;\n'\ - ' if(d[devid].p in d)\n'\ - ' devlist = deviceParent(d[devid].p);\n'\ - ' else if(d[devid].p != "")\n'\ - ' devlist = [d[devid].p];\n'\ - ' devlist[devlist.length] = d[devid].n;\n'\ - ' return devlist;\n'\ - ' }\n'\ - ' function deviceChildren(devid, column, row) {\n'\ - ' if(!(devid in d)) return;\n'\ - ' if(filter.indexOf(devid) < 0) filter[filter.length] = devid;\n'\ - ' var cell = {name: d[devid].n, span: 1};\n'\ - ' var span = 0;\n'\ - ' if(column >= table.length) table[column] = [];\n'\ - ' table[column][row] = cell;\n'\ - ' for(var i = 0; i < d[devid].c.length; i++) {\n'\ - ' var cid = d[devid].c[i];\n'\ - ' span += deviceChildren(cid, column+1, row+span);\n'\ - ' }\n'\ - ' if(span == 0) span = 1;\n'\ - ' table[column][row].span = span;\n'\ - ' return span;\n'\ - ' }\n'\ - ' function deviceTree(devid, resume) {\n'\ - ' var html = "<table border=1>";\n'\ - ' filter = [];\n'\ - ' table = [];\n'\ - ' plist = deviceParent(devid);\n'\ - ' var devidx = plist.length - 1;\n'\ - ' for(var i = 0; i < devidx; i++)\n'\ - ' table[i] = [{name: plist[i], span: 1}];\n'\ - ' deviceChildren(devid, devidx, 0);\n'\ - ' for(var i = 0; i < devidx; i++)\n'\ - ' table[i][0].span = table[devidx][0].span;\n'\ - ' for(var row = 0; row < table[0][0].span; row++) {\n'\ - ' html += "<tr>";\n'\ - ' for(var col = 0; col < table.length; col++)\n'\ - ' if(row in table[col]) {\n'\ - ' var cell = table[col][row];\n'\ - ' var args = "";\n'\ - ' if(cell.span > 1)\n'\ - ' args += " rowspan="+cell.span;\n'\ - ' if((col == devidx) && (row == 0))\n'\ - ' args += " class=tdhl";\n'\ - ' if(resume)\n'\ - ' html += "<td"+args+">"+cell.name+" →</td>";\n'\ - ' else\n'\ - ' html += "<td"+args+">← "+cell.name+"</td>";\n'\ - ' }\n'\ - ' html += "</tr>";\n'\ - ' }\n'\ - ' html += "</table>";\n'\ - ' return html;\n'\ - ' }\n'\ ' function zoomTimeline() {\n'\ ' var timescale = document.getElementById("timescale");\n'\ ' var dmesg = document.getElementById("dmesg");\n'\ @@ -1154,35 +2508,170 @@ def addScriptCode(hf): ' for(var s = ((t0 / tS)|0) * tS; s < tMax; s += tS) {\n'\ ' var pos = (tMax - s) * 100.0 / tTotal;\n'\ ' var name = (s == 0)?"S/R":(s+"ms");\n'\ - ' html += \"<div class=\\\"t\\\" style=\\\"right:\"+pos+\"%\\\">\"+name+\"</div>\";\n'\ + ' html += "<div class=\\"t\\" style=\\"right:"+pos+"%\\">"+name+"</div>";\n'\ ' }\n'\ ' timescale.innerHTML = html;\n'\ ' }\n'\ + ' function deviceHover() {\n'\ + ' var name = this.title.slice(0, this.title.indexOf(" ("));\n'\ + ' var dmesg = document.getElementById("dmesg");\n'\ + ' var dev = dmesg.getElementsByClassName("thread");\n'\ + ' var cpu = -1;\n'\ + ' if(name.match("CPU_ON\[[0-9]*\]"))\n'\ + ' cpu = parseInt(name.slice(7));\n'\ + ' else if(name.match("CPU_OFF\[[0-9]*\]"))\n'\ + ' cpu = parseInt(name.slice(8));\n'\ + ' for (var i = 0; i < dev.length; i++) {\n'\ + ' dname = dev[i].title.slice(0, dev[i].title.indexOf(" ("));\n'\ + ' if((cpu >= 0 && dname.match("CPU_O[NF]*\\\[*"+cpu+"\\\]")) ||\n'\ + ' (name == dname))\n'\ + ' {\n'\ + ' dev[i].className = "thread hover";\n'\ + ' } else {\n'\ + ' dev[i].className = "thread";\n'\ + ' }\n'\ + ' }\n'\ + ' }\n'\ + ' function deviceUnhover() {\n'\ + ' var dmesg = document.getElementById("dmesg");\n'\ + ' var dev = dmesg.getElementsByClassName("thread");\n'\ + ' for (var i = 0; i < dev.length; i++) {\n'\ + ' dev[i].className = "thread";\n'\ + ' }\n'\ + ' }\n'\ + ' function deviceTitle(title, total, cpu) {\n'\ + ' var prefix = "Total";\n'\ + ' if(total.length > 3) {\n'\ + ' prefix = "Average";\n'\ + ' total[1] = (total[1]+total[3])/2;\n'\ + ' total[2] = (total[2]+total[4])/2;\n'\ + ' }\n'\ + ' var devtitle = document.getElementById("devicedetailtitle");\n'\ + ' var name = title.slice(0, title.indexOf(" "));\n'\ + ' if(cpu >= 0) name = "CPU"+cpu;\n'\ + ' var driver = "";\n'\ + ' var tS = "<t2>(</t2>";\n'\ + ' var tR = "<t2>)</t2>";\n'\ + ' if(total[1] > 0)\n'\ + ' tS = "<t2>("+prefix+" Suspend:</t2><t0> "+total[1].toFixed(3)+" ms</t0> ";\n'\ + ' if(total[2] > 0)\n'\ + ' tR = " <t2>"+prefix+" Resume:</t2><t0> "+total[2].toFixed(3)+" ms<t2>)</t2></t0>";\n'\ + ' var s = title.indexOf("{");\n'\ + ' var e = title.indexOf("}");\n'\ + ' if((s >= 0) && (e >= 0))\n'\ + ' driver = title.slice(s+1, e) + " <t1>@</t1> ";\n'\ + ' if(total[1] > 0 && total[2] > 0)\n'\ + ' devtitle.innerHTML = "<t0>"+driver+name+"</t0> "+tS+tR;\n'\ + ' else\n'\ + ' devtitle.innerHTML = "<t0>"+title+"</t0>";\n'\ + ' return name;\n'\ + ' }\n'\ ' function deviceDetail() {\n'\ - ' var devtitle = document.getElementById("devicedetail");\n'\ - ' devtitle.innerHTML = "<h1>"+this.title+"</h1>";\n'\ - ' var devtree = document.getElementById("devicetree");\n'\ - ' devtree.innerHTML = deviceTree(this.id, (this.title.indexOf("resume") >= 0));\n'\ + ' var devinfo = document.getElementById("devicedetail");\n'\ + ' devinfo.style.display = "block";\n'\ + ' var name = this.title.slice(0, this.title.indexOf(" ("));\n'\ + ' var cpu = -1;\n'\ + ' if(name.match("CPU_ON\[[0-9]*\]"))\n'\ + ' cpu = parseInt(name.slice(7));\n'\ + ' else if(name.match("CPU_OFF\[[0-9]*\]"))\n'\ + ' cpu = parseInt(name.slice(8));\n'\ + ' var dmesg = document.getElementById("dmesg");\n'\ + ' var dev = dmesg.getElementsByClassName("thread");\n'\ + ' var idlist = [];\n'\ + ' var pdata = [[]];\n'\ + ' var pd = pdata[0];\n'\ + ' var total = [0.0, 0.0, 0.0];\n'\ + ' for (var i = 0; i < dev.length; i++) {\n'\ + ' dname = dev[i].title.slice(0, dev[i].title.indexOf(" ("));\n'\ + ' if((cpu >= 0 && dname.match("CPU_O[NF]*\\\[*"+cpu+"\\\]")) ||\n'\ + ' (name == dname))\n'\ + ' {\n'\ + ' idlist[idlist.length] = dev[i].id;\n'\ + ' var tidx = 1;\n'\ + ' if(dev[i].id[0] == "a") {\n'\ + ' pd = pdata[0];\n'\ + ' } else {\n'\ + ' if(pdata.length == 1) pdata[1] = [];\n'\ + ' if(total.length == 3) total[3]=total[4]=0.0;\n'\ + ' pd = pdata[1];\n'\ + ' tidx = 3;\n'\ + ' }\n'\ + ' var info = dev[i].title.split(" ");\n'\ + ' var pname = info[info.length-1];\n'\ + ' pd[pname] = parseFloat(info[info.length-3].slice(1));\n'\ + ' total[0] += pd[pname];\n'\ + ' if(pname.indexOf("suspend") >= 0)\n'\ + ' total[tidx] += pd[pname];\n'\ + ' else\n'\ + ' total[tidx+1] += pd[pname];\n'\ + ' }\n'\ + ' }\n'\ + ' var devname = deviceTitle(this.title, total, cpu);\n'\ + ' var left = 0.0;\n'\ + ' for (var t = 0; t < pdata.length; t++) {\n'\ + ' pd = pdata[t];\n'\ + ' devinfo = document.getElementById("devicedetail"+t);\n'\ + ' var phases = devinfo.getElementsByClassName("phaselet");\n'\ + ' for (var i = 0; i < phases.length; i++) {\n'\ + ' if(phases[i].id in pd) {\n'\ + ' var w = 100.0*pd[phases[i].id]/total[0];\n'\ + ' var fs = 32;\n'\ + ' if(w < 8) fs = 4*w | 0;\n'\ + ' var fs2 = fs*3/4;\n'\ + ' phases[i].style.width = w+"%";\n'\ + ' phases[i].style.left = left+"%";\n'\ + ' phases[i].title = phases[i].id+" "+pd[phases[i].id]+" ms";\n'\ + ' left += w;\n'\ + ' var time = "<t4 style=\\"font-size:"+fs+"px\\">"+pd[phases[i].id]+" ms<br></t4>";\n'\ + ' var pname = "<t3 style=\\"font-size:"+fs2+"px\\">"+phases[i].id.replace("_", " ")+"</t3>";\n'\ + ' phases[i].innerHTML = time+pname;\n'\ + ' } else {\n'\ + ' phases[i].style.width = "0%";\n'\ + ' phases[i].style.left = left+"%";\n'\ + ' }\n'\ + ' }\n'\ + ' }\n'\ ' var cglist = document.getElementById("callgraphs");\n'\ ' if(!cglist) return;\n'\ ' var cg = cglist.getElementsByClassName("atop");\n'\ ' for (var i = 0; i < cg.length; i++) {\n'\ - ' if(filter.indexOf(cg[i].id) >= 0) {\n'\ + ' if(idlist.indexOf(cg[i].id) >= 0) {\n'\ ' cg[i].style.display = "block";\n'\ ' } else {\n'\ ' cg[i].style.display = "none";\n'\ ' }\n'\ ' }\n'\ ' }\n'\ + ' function devListWindow(e) {\n'\ + ' var sx = e.clientX;\n'\ + ' if(sx > window.innerWidth - 440)\n'\ + ' sx = window.innerWidth - 440;\n'\ + ' var cfg="top="+e.screenY+", left="+sx+", width=440, height=720, scrollbars=yes";\n'\ + ' var win = window.open("", "_blank", cfg);\n'\ + ' if(window.chrome) win.moveBy(sx, 0);\n'\ + ' var html = "<title>"+e.target.innerHTML+"</title>"+\n'\ + ' "<style type=\\"text/css\\">"+\n'\ + ' " ul {list-style-type:circle;padding-left:10px;margin-left:10px;}"+\n'\ + ' "</style>"\n'\ + ' var dt = devtable[0];\n'\ + ' if(e.target.id != "devlist1")\n'\ + ' dt = devtable[1];\n'\ + ' win.document.write(html+dt);\n'\ + ' }\n'\ ' window.addEventListener("load", function () {\n'\ ' var dmesg = document.getElementById("dmesg");\n'\ ' dmesg.style.width = "100%"\n'\ ' document.getElementById("zoomin").onclick = zoomTimeline;\n'\ ' document.getElementById("zoomout").onclick = zoomTimeline;\n'\ ' document.getElementById("zoomdef").onclick = zoomTimeline;\n'\ + ' var devlist = document.getElementsByClassName("devlist");\n'\ + ' for (var i = 0; i < devlist.length; i++)\n'\ + ' devlist[i].onclick = devListWindow;\n'\ ' var dev = dmesg.getElementsByClassName("thread");\n'\ ' for (var i = 0; i < dev.length; i++) {\n'\ ' dev[i].onclick = deviceDetail;\n'\ + ' dev[i].onmouseover = deviceHover;\n'\ + ' dev[i].onmouseout = deviceUnhover;\n'\ ' }\n'\ ' zoomTimeline();\n'\ ' });\n'\ @@ -1191,256 +2680,912 @@ def addScriptCode(hf): # Function: executeSuspend # Description: -# Execute system suspend through the sysfs interface +# Execute system suspend through the sysfs interface, then copy the output +# dmesg and ftrace files to the test output directory. def executeSuspend(): - global sysvals, data - - detectUSB() - pf = open(sysvals.powerfile, 'w') - # clear the kernel ring buffer just as we start - os.system("dmesg -C") - # start ftrace - if(data.useftrace): - print("START TRACING") - os.system("echo 1 > "+sysvals.tpath+"tracing_on") - os.system("echo SUSPEND START > "+sysvals.tpath+"trace_marker") - # initiate suspend - if(sysvals.rtcwake): - print("SUSPEND START") - os.system("rtcwake -s 10 -m "+sysvals.suspendmode) - else: - print("SUSPEND START (press a key to resume)") + global sysvals + + detectUSB(False) + t0 = time.time()*1000 + tp = sysvals.tpath + # execute however many s/r runs requested + for count in range(1,sysvals.execcount+1): + # clear the kernel ring buffer just as we start + os.system('dmesg -C') + # enable callgraph ftrace only for the second run + if(sysvals.usecallgraph and count == 2): + # set trace type + os.system('echo function_graph > '+tp+'current_tracer') + os.system('echo "" > '+tp+'set_ftrace_filter') + # set trace format options + os.system('echo funcgraph-abstime > '+tp+'trace_options') + os.system('echo funcgraph-proc > '+tp+'trace_options') + # focus only on device suspend and resume + os.system('cat '+tp+'available_filter_functions | '+\ + 'grep dpm_run_callback > '+tp+'set_graph_function') + # if this is test2 and there's a delay, start here + if(count > 1 and sysvals.x2delay > 0): + tN = time.time()*1000 + while (tN - t0) < sysvals.x2delay: + tN = time.time()*1000 + time.sleep(0.001) + # start ftrace + if(sysvals.usecallgraph or sysvals.usetraceevents): + print('START TRACING') + os.system('echo 1 > '+tp+'tracing_on') + # initiate suspend + if(sysvals.usecallgraph or sysvals.usetraceevents): + os.system('echo SUSPEND START > '+tp+'trace_marker') + if(sysvals.rtcwake): + print('SUSPEND START') + print('will autoresume in %d seconds' % sysvals.rtcwaketime) + sysvals.rtcWakeAlarm() + else: + print('SUSPEND START (press a key to resume)') + pf = open(sysvals.powerfile, 'w') pf.write(sysvals.suspendmode) - # execution will pause here - pf.close() - # return from suspend - print("RESUME COMPLETE") - # stop ftrace - if(data.useftrace): - os.system("echo RESUME COMPLETE > "+sysvals.tpath+"trace_marker") - os.system("echo 0 > "+sysvals.tpath+"tracing_on") - print("CAPTURING FTRACE") - os.system("echo \""+sysvals.teststamp+"\" > "+sysvals.ftracefile) - os.system("cat "+sysvals.tpath+"trace >> "+sysvals.ftracefile) - # grab a copy of the dmesg output - print("CAPTURING DMESG") - os.system("echo \""+sysvals.teststamp+"\" > "+sysvals.dmesgfile) - os.system("dmesg -c >> "+sysvals.dmesgfile) + # execution will pause here + pf.close() + t0 = time.time()*1000 + # return from suspend + print('RESUME COMPLETE') + if(sysvals.usecallgraph or sysvals.usetraceevents): + os.system('echo RESUME COMPLETE > '+tp+'trace_marker') + # see if there's firmware timing data to be had + t = sysvals.postresumetime + if(t > 0): + print('Waiting %d seconds for POST-RESUME trace events...' % t) + time.sleep(t) + # stop ftrace + if(sysvals.usecallgraph or sysvals.usetraceevents): + os.system('echo 0 > '+tp+'tracing_on') + print('CAPTURING TRACE') + writeDatafileHeader(sysvals.ftracefile) + os.system('cat '+tp+'trace >> '+sysvals.ftracefile) + os.system('echo "" > '+tp+'trace') + # grab a copy of the dmesg output + print('CAPTURING DMESG') + writeDatafileHeader(sysvals.dmesgfile) + os.system('dmesg -c >> '+sysvals.dmesgfile) + +def writeDatafileHeader(filename): + global sysvals + + fw = getFPDT(False) + prt = sysvals.postresumetime + fp = open(filename, 'a') + fp.write(sysvals.teststamp+'\n') + if(fw): + fp.write('# fwsuspend %u fwresume %u\n' % (fw[0], fw[1])) + if(prt > 0): + fp.write('# post resume time %u\n' % prt) + fp.close() + +# Function: executeAndroidSuspend +# Description: +# Execute system suspend through the sysfs interface +# on a remote android device, then transfer the output +# dmesg and ftrace files to the local output directory. +def executeAndroidSuspend(): + global sysvals + + # check to see if the display is currently off + tp = sysvals.tpath + out = os.popen(sysvals.adb+\ + ' shell dumpsys power | grep mScreenOn').read().strip() + # if so we need to turn it on so we can issue a new suspend + if(out.endswith('false')): + print('Waking the device up for the test...') + # send the KEYPAD_POWER keyevent to wake it up + os.system(sysvals.adb+' shell input keyevent 26') + # wait a few seconds so the user can see the device wake up + time.sleep(3) + # execute however many s/r runs requested + for count in range(1,sysvals.execcount+1): + # clear the kernel ring buffer just as we start + os.system(sysvals.adb+' shell dmesg -c > /dev/null 2>&1') + # start ftrace + if(sysvals.usetraceevents): + print('START TRACING') + os.system(sysvals.adb+" shell 'echo 1 > "+tp+"tracing_on'") + # initiate suspend + for count in range(1,sysvals.execcount+1): + if(sysvals.usetraceevents): + os.system(sysvals.adb+\ + " shell 'echo SUSPEND START > "+tp+"trace_marker'") + print('SUSPEND START (press a key on the device to resume)') + os.system(sysvals.adb+" shell 'echo "+sysvals.suspendmode+\ + " > "+sysvals.powerfile+"'") + # execution will pause here, then adb will exit + while(True): + check = os.popen(sysvals.adb+\ + ' shell pwd 2>/dev/null').read().strip() + if(len(check) > 0): + break + time.sleep(1) + if(sysvals.usetraceevents): + os.system(sysvals.adb+" shell 'echo RESUME COMPLETE > "+tp+\ + "trace_marker'") + # return from suspend + print('RESUME COMPLETE') + # stop ftrace + if(sysvals.usetraceevents): + os.system(sysvals.adb+" shell 'echo 0 > "+tp+"tracing_on'") + print('CAPTURING TRACE') + os.system('echo "'+sysvals.teststamp+'" > '+sysvals.ftracefile) + os.system(sysvals.adb+' shell cat '+tp+\ + 'trace >> '+sysvals.ftracefile) + # grab a copy of the dmesg output + print('CAPTURING DMESG') + os.system('echo "'+sysvals.teststamp+'" > '+sysvals.dmesgfile) + os.system(sysvals.adb+' shell dmesg >> '+sysvals.dmesgfile) + +# Function: setUSBDevicesAuto +# Description: +# Set the autosuspend control parameter of all USB devices to auto +# This can be dangerous, so use at your own risk, most devices are set +# to always-on since the kernel cant determine if the device can +# properly autosuspend +def setUSBDevicesAuto(): + global sysvals + + rootCheck() + for dirname, dirnames, filenames in os.walk('/sys/devices'): + if(re.match('.*/usb[0-9]*.*', dirname) and + 'idVendor' in filenames and 'idProduct' in filenames): + os.system('echo auto > %s/power/control' % dirname) + name = dirname.split('/')[-1] + desc = os.popen('cat %s/product 2>/dev/null' % \ + dirname).read().replace('\n', '') + ctrl = os.popen('cat %s/power/control 2>/dev/null' % \ + dirname).read().replace('\n', '') + print('control is %s for %6s: %s' % (ctrl, name, desc)) + +# Function: yesno +# Description: +# Print out an equivalent Y or N for a set of known parameter values +# Output: +# 'Y', 'N', or ' ' if the value is unknown +def yesno(val): + yesvals = ['auto', 'enabled', 'active', '1'] + novals = ['on', 'disabled', 'suspended', 'forbidden', 'unsupported'] + if val in yesvals: + return 'Y' + elif val in novals: + return 'N' + return ' ' + +# Function: ms2nice +# Description: +# Print out a very concise time string in minutes and seconds +# Output: +# The time string, e.g. "1901m16s" +def ms2nice(val): + ms = 0 + try: + ms = int(val) + except: + return 0.0 + m = ms / 60000 + s = (ms / 1000) - (m * 60) + return '%3dm%2ds' % (m, s) # Function: detectUSB # Description: -# Detect all the USB hosts and devices currently connected -def detectUSB(): - global sysvals, data - - for dirname, dirnames, filenames in os.walk("/sys/devices"): - if(re.match(r".*/usb[0-9]*.*", dirname) and - "idVendor" in filenames and "idProduct" in filenames): - vid = os.popen("cat %s/idVendor 2>/dev/null" % dirname).read().replace('\n', '') - pid = os.popen("cat %s/idProduct 2>/dev/null" % dirname).read().replace('\n', '') - product = os.popen("cat %s/product 2>/dev/null" % dirname).read().replace('\n', '') +# Detect all the USB hosts and devices currently connected and add +# a list of USB device names to sysvals for better timeline readability +# Arguments: +# output: True to output the info to stdout, False otherwise +def detectUSB(output): + global sysvals + + field = {'idVendor':'', 'idProduct':'', 'product':'', 'speed':''} + power = {'async':'', 'autosuspend':'', 'autosuspend_delay_ms':'', + 'control':'', 'persist':'', 'runtime_enabled':'', + 'runtime_status':'', 'runtime_usage':'', + 'runtime_active_time':'', + 'runtime_suspended_time':'', + 'active_duration':'', + 'connected_duration':''} + if(output): + print('LEGEND') + print('---------------------------------------------------------------------------------------------') + print(' A = async/sync PM queue Y/N D = autosuspend delay (seconds)') + print(' S = autosuspend Y/N rACTIVE = runtime active (min/sec)') + print(' P = persist across suspend Y/N rSUSPEN = runtime suspend (min/sec)') + print(' E = runtime suspend enabled/forbidden Y/N ACTIVE = active duration (min/sec)') + print(' R = runtime status active/suspended Y/N CONNECT = connected duration (min/sec)') + print(' U = runtime usage count') + print('---------------------------------------------------------------------------------------------') + print(' NAME ID DESCRIPTION SPEED A S P E R U D rACTIVE rSUSPEN ACTIVE CONNECT') + print('---------------------------------------------------------------------------------------------') + + for dirname, dirnames, filenames in os.walk('/sys/devices'): + if(re.match('.*/usb[0-9]*.*', dirname) and + 'idVendor' in filenames and 'idProduct' in filenames): + for i in field: + field[i] = os.popen('cat %s/%s 2>/dev/null' % \ + (dirname, i)).read().replace('\n', '') name = dirname.split('/')[-1] - if(len(product) > 0): - data.altdevname[name] = "%s [%s]" % (product, name) + if(len(field['product']) > 0): + sysvals.altdevname[name] = \ + '%s [%s]' % (field['product'], name) else: - data.altdevname[name] = "%s:%s [%s]" % (vid, pid, name) - + sysvals.altdevname[name] = \ + '%s:%s [%s]' % (field['idVendor'], \ + field['idProduct'], name) + if(output): + for i in power: + power[i] = os.popen('cat %s/power/%s 2>/dev/null' % \ + (dirname, i)).read().replace('\n', '') + if(re.match('usb[0-9]*', name)): + first = '%-8s' % name + else: + first = '%8s' % name + print('%s [%s:%s] %-20s %-4s %1s %1s %1s %1s %1s %1s %1s %s %s %s %s' % \ + (first, field['idVendor'], field['idProduct'], \ + field['product'][0:20], field['speed'], \ + yesno(power['async']), \ + yesno(power['control']), \ + yesno(power['persist']), \ + yesno(power['runtime_enabled']), \ + yesno(power['runtime_status']), \ + power['runtime_usage'], \ + power['autosuspend'], \ + ms2nice(power['runtime_active_time']), \ + ms2nice(power['runtime_suspended_time']), \ + ms2nice(power['active_duration']), \ + ms2nice(power['connected_duration']))) + +# Function: getModes +# Description: +# Determine the supported power modes on this system +# Output: +# A string list of the available modes def getModes(): global sysvals - modes = "" - if(os.path.exists(sysvals.powerfile)): - fp = open(sysvals.powerfile, 'r') - modes = string.split(fp.read()) - fp.close() + modes = '' + if(not sysvals.android): + if(os.path.exists(sysvals.powerfile)): + fp = open(sysvals.powerfile, 'r') + modes = string.split(fp.read()) + fp.close() + else: + line = os.popen(sysvals.adb+' shell cat '+\ + sysvals.powerfile).read().strip() + modes = string.split(line) return modes +# Function: getFPDT +# Description: +# Read the acpi bios tables and pull out FPDT, the firmware data +# Arguments: +# output: True to output the info to stdout, False otherwise +def getFPDT(output): + global sysvals + + rectype = {} + rectype[0] = 'Firmware Basic Boot Performance Record' + rectype[1] = 'S3 Performance Table Record' + prectype = {} + prectype[0] = 'Basic S3 Resume Performance Record' + prectype[1] = 'Basic S3 Suspend Performance Record' + + rootCheck() + if(not os.path.exists(sysvals.fpdtpath)): + if(output): + doError('file doesnt exist: %s' % sysvals.fpdtpath, False) + return False + if(not os.access(sysvals.fpdtpath, os.R_OK)): + if(output): + doError('file isnt readable: %s' % sysvals.fpdtpath, False) + return False + if(not os.path.exists(sysvals.mempath)): + if(output): + doError('file doesnt exist: %s' % sysvals.mempath, False) + return False + if(not os.access(sysvals.mempath, os.R_OK)): + if(output): + doError('file isnt readable: %s' % sysvals.mempath, False) + return False + + fp = open(sysvals.fpdtpath, 'rb') + buf = fp.read() + fp.close() + + if(len(buf) < 36): + if(output): + doError('Invalid FPDT table data, should '+\ + 'be at least 36 bytes', False) + return False + + table = struct.unpack('4sIBB6s8sI4sI', buf[0:36]) + if(output): + print('') + print('Firmware Performance Data Table (%s)' % table[0]) + print(' Signature : %s' % table[0]) + print(' Table Length : %u' % table[1]) + print(' Revision : %u' % table[2]) + print(' Checksum : 0x%x' % table[3]) + print(' OEM ID : %s' % table[4]) + print(' OEM Table ID : %s' % table[5]) + print(' OEM Revision : %u' % table[6]) + print(' Creator ID : %s' % table[7]) + print(' Creator Revision : 0x%x' % table[8]) + print('') + + if(table[0] != 'FPDT'): + if(output): + doError('Invalid FPDT table') + return False + if(len(buf) <= 36): + return False + i = 0 + fwData = [0, 0] + records = buf[36:] + fp = open(sysvals.mempath, 'rb') + while(i < len(records)): + header = struct.unpack('HBB', records[i:i+4]) + if(header[0] not in rectype): + continue + if(header[1] != 16): + continue + addr = struct.unpack('Q', records[i+8:i+16])[0] + try: + fp.seek(addr) + first = fp.read(8) + except: + doError('Bad address 0x%x in %s' % (addr, sysvals.mempath), False) + rechead = struct.unpack('4sI', first) + recdata = fp.read(rechead[1]-8) + if(rechead[0] == 'FBPT'): + record = struct.unpack('HBBIQQQQQ', recdata) + if(output): + print('%s (%s)' % (rectype[header[0]], rechead[0])) + print(' Reset END : %u ns' % record[4]) + print(' OS Loader LoadImage Start : %u ns' % record[5]) + print(' OS Loader StartImage Start : %u ns' % record[6]) + print(' ExitBootServices Entry : %u ns' % record[7]) + print(' ExitBootServices Exit : %u ns' % record[8]) + elif(rechead[0] == 'S3PT'): + if(output): + print('%s (%s)' % (rectype[header[0]], rechead[0])) + j = 0 + while(j < len(recdata)): + prechead = struct.unpack('HBB', recdata[j:j+4]) + if(prechead[0] not in prectype): + continue + if(prechead[0] == 0): + record = struct.unpack('IIQQ', recdata[j:j+prechead[1]]) + fwData[1] = record[2] + if(output): + print(' %s' % prectype[prechead[0]]) + print(' Resume Count : %u' % \ + record[1]) + print(' FullResume : %u ns' % \ + record[2]) + print(' AverageResume : %u ns' % \ + record[3]) + elif(prechead[0] == 1): + record = struct.unpack('QQ', recdata[j+4:j+prechead[1]]) + fwData[0] = record[1] - record[0] + if(output): + print(' %s' % prectype[prechead[0]]) + print(' SuspendStart : %u ns' % \ + record[0]) + print(' SuspendEnd : %u ns' % \ + record[1]) + print(' SuspendTime : %u ns' % \ + fwData[0]) + j += prechead[1] + if(output): + print('') + i += header[1] + fp.close() + return fwData + # Function: statusCheck # Description: -# Verify that the requested command and options will work -def statusCheck(dryrun): - global sysvals, data - res = dict() +# Verify that the requested command and options will work, and +# print the results to the terminal +# Output: +# True if the test will work, False if not +def statusCheck(): + global sysvals + status = True - if(data.notestrun): - print("SUCCESS: The command should run!") - return + if(sysvals.android): + print('Checking the android system ...') + else: + print('Checking this system (%s)...' % platform.node()) + + # check if adb is connected to a device + if(sysvals.android): + res = 'NO' + out = os.popen(sysvals.adb+' get-state').read().strip() + if(out == 'device'): + res = 'YES' + print(' is android device connected: %s' % res) + if(res != 'YES'): + print(' Please connect the device before using this tool') + return False # check we have root access - check = "YES" - if(os.environ['USER'] != "root"): - if(not dryrun): - doError("root access is required", False) - check = "NO" - res[" have root access: "] = check + res = 'NO (No features of this tool will work!)' + if(sysvals.android): + out = os.popen(sysvals.adb+' shell id').read().strip() + if('root' in out): + res = 'YES' + else: + if(os.environ['USER'] == 'root'): + res = 'YES' + print(' have root access: %s' % res) + if(res != 'YES'): + if(sysvals.android): + print(' Try running "adb root" to restart the daemon as root') + else: + print(' Try running this script with sudo') + return False # check sysfs is mounted - check = "YES" - if(not os.path.exists(sysvals.powerfile)): - if(not dryrun): - doError("sysfs must be mounted", False) - check = "NO" - res[" is sysfs mounted: "] = check + res = 'NO (No features of this tool will work!)' + if(sysvals.android): + out = os.popen(sysvals.adb+' shell ls '+\ + sysvals.powerfile).read().strip() + if(out == sysvals.powerfile): + res = 'YES' + else: + if(os.path.exists(sysvals.powerfile)): + res = 'YES' + print(' is sysfs mounted: %s' % res) + if(res != 'YES'): + return False # check target mode is a valid mode - check = "YES" + res = 'NO' modes = getModes() - if(sysvals.suspendmode not in modes): - if(not dryrun): - doError("%s is not a value power mode" % sysvals.suspendmode, False) - check = "NO" - res[" is "+sysvals.suspendmode+" a power mode: "] = check + if(sysvals.suspendmode in modes): + res = 'YES' + else: + status = False + print(' is "%s" a valid power mode: %s' % (sysvals.suspendmode, res)) + if(res == 'NO'): + print(' valid power modes are: %s' % modes) + print(' please choose one with -m') + + # check if the tool can unlock the device + if(sysvals.android): + res = 'YES' + out1 = os.popen(sysvals.adb+\ + ' shell dumpsys power | grep mScreenOn').read().strip() + out2 = os.popen(sysvals.adb+\ + ' shell input').read().strip() + if(not out1.startswith('mScreenOn') or not out2.startswith('usage')): + res = 'NO (wake the android device up before running the test)' + print(' can I unlock the screen: %s' % res) # check if ftrace is available - if(data.useftrace): - check = "YES" - if(not verifyFtrace()): - if(not dryrun): - doError("ftrace is not configured", False) - check = "NO" - res[" is ftrace usable: "] = check + res = 'NO' + ftgood = verifyFtrace() + if(ftgood): + res = 'YES' + elif(sysvals.usecallgraph): + status = False + print(' is ftrace supported: %s' % res) + + # what data source are we using + res = 'DMESG' + if(ftgood): + sysvals.usetraceeventsonly = True + sysvals.usetraceevents = False + for e in sysvals.traceevents: + check = False + if(sysvals.android): + out = os.popen(sysvals.adb+' shell ls -d '+\ + sysvals.epath+e).read().strip() + if(out == sysvals.epath+e): + check = True + else: + if(os.path.exists(sysvals.epath+e)): + check = True + if(not check): + sysvals.usetraceeventsonly = False + if(e == 'suspend_resume' and check): + sysvals.usetraceevents = True + if(sysvals.usetraceevents and sysvals.usetraceeventsonly): + res = 'FTRACE (all trace events found)' + elif(sysvals.usetraceevents): + res = 'DMESG and FTRACE (suspend_resume trace event found)' + print(' timeline data source: %s' % res) # check if rtcwake - if(sysvals.rtcwake): - check = "YES" - version = os.popen("rtcwake -V 2>/dev/null").read() - if(not version.startswith("rtcwake")): - if(not dryrun): - doError("rtcwake is not installed", False) - check = "NO" - res[" is rtcwake usable: "] = check - - if(dryrun): - status = True - print("Checking if system can run the current command:") - for r in res: - print("%s\t%s" % (r, res[r])) - if(res[r] != "YES"): - status = False - if(status): - print("SUCCESS: The command should run!") - else: - print("FAILURE: The command won't run!") + res = 'NO' + if(sysvals.rtcpath != ''): + res = 'YES' + elif(sysvals.rtcwake): + status = False + print(' is rtcwake supported: %s' % res) -def printHelp(): - global sysvals - modes = getModes() - - print("") - print("AnalyzeSuspend") - print("Usage: sudo analyze_suspend.py <options>") - print("") - print("Description:") - print(" Initiates a system suspend/resume while capturing dmesg") - print(" and (optionally) ftrace data to analyze device timing") - print("") - print(" Generates output files in subdirectory: suspend-mmddyy-HHMMSS") - print(" HTML output: <hostname>_<mode>.html") - print(" raw dmesg output: <hostname>_<mode>_dmesg.txt") - print(" raw ftrace output (with -f): <hostname>_<mode>_ftrace.txt") - print("") - print("Options:") - print(" [general]") - print(" -h Print this help text") - print(" -verbose Print extra information during execution and analysis") - print(" -status Test to see if the system is enabled to run this tool") - print(" -modes List available suspend modes") - print(" -m mode Mode to initiate for suspend %s (default: %s)") % (modes, sysvals.suspendmode) - print(" -rtcwake Use rtcwake to autoresume after 10 seconds (default: disabled)") - print(" -f Use ftrace to create device callgraphs (default: disabled)") - print(" [re-analyze data from previous runs]") - print(" -dmesg dmesgfile Create HTML timeline from dmesg file") - print(" -ftrace ftracefile Create HTML callgraph from ftrace file") - print("") - return True + return status +# Function: doError +# Description: +# generic error function for catastrphic failures +# Arguments: +# msg: the error message to print +# help: True if printHelp should be called after, False otherwise def doError(msg, help): - print("ERROR: %s") % msg if(help == True): printHelp() + print('ERROR: %s\n') % msg sys.exit() -# -- script main -- -# loop through the command line arguments -cmd = "" -args = iter(sys.argv[1:]) -for arg in args: - if(arg == "-m"): - try: - val = args.next() - except: - doError("No mode supplied", True) - sysvals.suspendmode = val - elif(arg == "-f"): - data.useftrace = True - elif(arg == "-modes"): - cmd = "modes" - elif(arg == "-status"): - cmd = "status" - elif(arg == "-verbose"): - data.verbose = True - elif(arg == "-rtcwake"): - sysvals.rtcwake = True - elif(arg == "-dmesg"): - try: - val = args.next() - except: - doError("No dmesg file supplied", True) - data.notestrun = True - data.usedmesg = True - sysvals.dmesgfile = val - elif(arg == "-ftrace"): - try: - val = args.next() - except: - doError("No ftrace file supplied", True) - data.notestrun = True - data.useftrace = True - sysvals.ftracefile = val - elif(arg == "-h"): - printHelp() - sys.exit() - else: - doError("Invalid argument: "+arg, True) - -# just run a utility command and exit -if(cmd != ""): - if(cmd == "status"): - statusCheck(True) - elif(cmd == "modes"): - modes = getModes() - print modes - sys.exit() +# Function: doWarning +# Description: +# generic warning function for non-catastrophic anomalies +# Arguments: +# msg: the warning message to print +# file: If not empty, a filename to request be sent to the owner for debug +def doWarning(msg, file): + print('/* %s */') % msg + if(file): + print('/* For a fix, please send this'+\ + ' %s file to <todd.e.brandt@intel.com> */' % file) + +# Function: rootCheck +# Description: +# quick check to see if we have root access +def rootCheck(): + if(os.environ['USER'] != 'root'): + doError('This script must be run as root', False) -data.initialize() +# Function: getArgInt +# Description: +# pull out an integer argument from the command line with checks +def getArgInt(name, args, min, max): + try: + arg = args.next() + except: + doError(name+': no argument supplied', True) + try: + val = int(arg) + except: + doError(name+': non-integer value given', True) + if(val < min or val > max): + doError(name+': value should be between %d and %d' % (min, max), True) + return val + +# Function: rerunTest +# Description: +# generate an output from an existing set of ftrace/dmesg logs +def rerunTest(): + global sysvals -# if instructed, re-analyze existing data files -if(data.notestrun): + if(sysvals.ftracefile != ''): + doesTraceLogHaveTraceEvents() + if(sysvals.dmesgfile == '' and not sysvals.usetraceeventsonly): + doError('recreating this html output '+\ + 'requires a dmesg file', False) sysvals.setOutputFile() - data.vprint("Output file: %s" % sysvals.htmlfile) - if(sysvals.dmesgfile != ""): - analyzeKernelLog() - if(sysvals.ftracefile != ""): - analyzeTraceLog() - createHTML() - sys.exit() + vprint('Output file: %s' % sysvals.htmlfile) + print('PROCESSING DATA') + if(sysvals.usetraceeventsonly): + testruns = parseTraceLog() + else: + testruns = loadKernelLog() + for data in testruns: + parseKernelLog(data) + if(sysvals.ftracefile != ''): + appendIncompleteTraceLog(testruns) + createHTML(testruns) + +# Function: runTest +# Description: +# execute a suspend/resume, gather the logs, and generate the output +def runTest(subdir): + global sysvals + + # prepare for the test + if(not sysvals.android): + initFtrace() + else: + initFtraceAndroid() + sysvals.initTestOutput(subdir) + + vprint('Output files:\n %s' % sysvals.dmesgfile) + if(sysvals.usecallgraph or + sysvals.usetraceevents or + sysvals.usetraceeventsonly): + vprint(' %s' % sysvals.ftracefile) + vprint(' %s' % sysvals.htmlfile) + + # execute the test + if(not sysvals.android): + executeSuspend() + else: + executeAndroidSuspend() + + # analyze the data and create the html output + print('PROCESSING DATA') + if(sysvals.usetraceeventsonly): + # data for kernels 3.15 or newer is entirely in ftrace + testruns = parseTraceLog() + else: + # data for kernels older than 3.15 is primarily in dmesg + testruns = loadKernelLog() + for data in testruns: + parseKernelLog(data) + if(sysvals.usecallgraph or sysvals.usetraceevents): + appendIncompleteTraceLog(testruns) + createHTML(testruns) + +# Function: runSummary +# Description: +# create a summary of tests in a sub-directory +def runSummary(subdir, output): + global sysvals + + # get a list of ftrace output files + files = [] + for dirname, dirnames, filenames in os.walk(subdir): + for filename in filenames: + if(re.match('.*_ftrace.txt', filename)): + files.append("%s/%s" % (dirname, filename)) + + # process the files in order and get an array of data objects + testruns = [] + for file in sorted(files): + if output: + print("Test found in %s" % os.path.dirname(file)) + sysvals.ftracefile = file + sysvals.dmesgfile = file.replace('_ftrace.txt', '_dmesg.txt') + doesTraceLogHaveTraceEvents() + sysvals.usecallgraph = False + if not sysvals.usetraceeventsonly: + if(not os.path.exists(sysvals.dmesgfile)): + print("Skipping %s: not a valid test input" % file) + continue + else: + if output: + f = os.path.basename(sysvals.ftracefile) + d = os.path.basename(sysvals.dmesgfile) + print("\tInput files: %s and %s" % (f, d)) + testdata = loadKernelLog() + data = testdata[0] + parseKernelLog(data) + testdata = [data] + appendIncompleteTraceLog(testdata) + else: + if output: + print("\tInput file: %s" % os.path.basename(sysvals.ftracefile)) + testdata = parseTraceLog() + data = testdata[0] + data.normalizeTime(data.tSuspended) + link = file.replace(subdir+'/', '').replace('_ftrace.txt', '.html') + data.outfile = link + testruns.append(data) + + createHTMLSummarySimple(testruns, subdir+'/summary.html') + +# Function: printHelp +# Description: +# print out the help text +def printHelp(): + global sysvals + modes = getModes() + + print('') + print('AnalyzeSuspend v%.1f' % sysvals.version) + print('Usage: sudo analyze_suspend.py <options>') + print('') + print('Description:') + print(' This tool is designed to assist kernel and OS developers in optimizing') + print(' their linux stack\'s suspend/resume time. Using a kernel image built') + print(' with a few extra options enabled, the tool will execute a suspend and') + print(' capture dmesg and ftrace data until resume is complete. This data is') + print(' transformed into a device timeline and an optional callgraph to give') + print(' a detailed view of which devices/subsystems are taking the most') + print(' time in suspend/resume.') + print('') + print(' Generates output files in subdirectory: suspend-mmddyy-HHMMSS') + print(' HTML output: <hostname>_<mode>.html') + print(' raw dmesg output: <hostname>_<mode>_dmesg.txt') + print(' raw ftrace output: <hostname>_<mode>_ftrace.txt') + print('') + print('Options:') + print(' [general]') + print(' -h Print this help text') + print(' -v Print the current tool version') + print(' -verbose Print extra information during execution and analysis') + print(' -status Test to see if the system is enabled to run this tool') + print(' -modes List available suspend modes') + print(' -m mode Mode to initiate for suspend %s (default: %s)') % (modes, sysvals.suspendmode) + print(' -rtcwake t Use rtcwake to autoresume after <t> seconds (default: disabled)') + print(' [advanced]') + print(' -f Use ftrace to create device callgraphs (default: disabled)') + print(' -filter "d1 d2 ..." Filter out all but this list of dev names') + print(' -x2 Run two suspend/resumes back to back (default: disabled)') + print(' -x2delay t Minimum millisecond delay <t> between the two test runs (default: 0 ms)') + print(' -postres t Time after resume completion to wait for post-resume events (default: 0 S)') + print(' -multi n d Execute <n> consecutive tests at <d> seconds intervals. The outputs will') + print(' be created in a new subdirectory with a summary page.') + print(' [utilities]') + print(' -fpdt Print out the contents of the ACPI Firmware Performance Data Table') + print(' -usbtopo Print out the current USB topology with power info') + print(' -usbauto Enable autosuspend for all connected USB devices') + print(' [android testing]') + print(' -adb binary Use the given adb binary to run the test on an android device.') + print(' The device should already be connected and with root access.') + print(' Commands will be executed on the device using "adb shell"') + print(' [re-analyze data from previous runs]') + print(' -ftrace ftracefile Create HTML output using ftrace input') + print(' -dmesg dmesgfile Create HTML output using dmesg (not needed for kernel >= 3.15)') + print(' -summary directory Create a summary of all test in this dir') + print('') + return True -# verify that we can run a test -data.usedmesg = True -statusCheck(False) - -# prepare for the test -if(data.useftrace): - initFtrace() -sysvals.initTestOutput() - -data.vprint("Output files:\n %s" % sysvals.dmesgfile) -if(data.useftrace): - data.vprint(" %s" % sysvals.ftracefile) -data.vprint(" %s" % sysvals.htmlfile) - -# execute the test -executeSuspend() -analyzeKernelLog() -if(data.useftrace): - analyzeTraceLog() -createHTML() +# ----------------- MAIN -------------------- +# exec start (skipped if script is loaded as library) +if __name__ == '__main__': + cmd = '' + cmdarg = '' + multitest = {'run': False, 'count': 0, 'delay': 0} + # loop through the command line arguments + args = iter(sys.argv[1:]) + for arg in args: + if(arg == '-m'): + try: + val = args.next() + except: + doError('No mode supplied', True) + sysvals.suspendmode = val + elif(arg == '-adb'): + try: + val = args.next() + except: + doError('No adb binary supplied', True) + if(not os.path.exists(val)): + doError('file doesnt exist: %s' % val, False) + if(not os.access(val, os.X_OK)): + doError('file isnt executable: %s' % val, False) + try: + check = os.popen(val+' version').read().strip() + except: + doError('adb version failed to execute', False) + if(not re.match('Android Debug Bridge .*', check)): + doError('adb version failed to execute', False) + sysvals.adb = val + sysvals.android = True + elif(arg == '-x2'): + if(sysvals.postresumetime > 0): + doError('-x2 is not compatible with -postres', False) + sysvals.execcount = 2 + elif(arg == '-x2delay'): + sysvals.x2delay = getArgInt('-x2delay', args, 0, 60000) + elif(arg == '-postres'): + if(sysvals.execcount != 1): + doError('-x2 is not compatible with -postres', False) + sysvals.postresumetime = getArgInt('-postres', args, 0, 3600) + elif(arg == '-f'): + sysvals.usecallgraph = True + elif(arg == '-modes'): + cmd = 'modes' + elif(arg == '-fpdt'): + cmd = 'fpdt' + elif(arg == '-usbtopo'): + cmd = 'usbtopo' + elif(arg == '-usbauto'): + cmd = 'usbauto' + elif(arg == '-status'): + cmd = 'status' + elif(arg == '-verbose'): + sysvals.verbose = True + elif(arg == '-v'): + print("Version %.1f" % sysvals.version) + sys.exit() + elif(arg == '-rtcwake'): + sysvals.rtcwake = True + sysvals.rtcwaketime = getArgInt('-rtcwake', args, 0, 3600) + elif(arg == '-multi'): + multitest['run'] = True + multitest['count'] = getArgInt('-multi n (exec count)', args, 2, 1000000) + multitest['delay'] = getArgInt('-multi d (delay between tests)', args, 0, 3600) + elif(arg == '-dmesg'): + try: + val = args.next() + except: + doError('No dmesg file supplied', True) + sysvals.notestrun = True + sysvals.dmesgfile = val + if(os.path.exists(sysvals.dmesgfile) == False): + doError('%s doesnt exist' % sysvals.dmesgfile, False) + elif(arg == '-ftrace'): + try: + val = args.next() + except: + doError('No ftrace file supplied', True) + sysvals.notestrun = True + sysvals.usecallgraph = True + sysvals.ftracefile = val + if(os.path.exists(sysvals.ftracefile) == False): + doError('%s doesnt exist' % sysvals.ftracefile, False) + elif(arg == '-summary'): + try: + val = args.next() + except: + doError('No directory supplied', True) + cmd = 'summary' + cmdarg = val + sysvals.notestrun = True + if(os.path.isdir(val) == False): + doError('%s isnt accesible' % val, False) + elif(arg == '-filter'): + try: + val = args.next() + except: + doError('No devnames supplied', True) + sysvals.setDeviceFilter(val) + elif(arg == '-h'): + printHelp() + sys.exit() + else: + doError('Invalid argument: '+arg, True) + + # just run a utility command and exit + if(cmd != ''): + if(cmd == 'status'): + statusCheck() + elif(cmd == 'fpdt'): + if(sysvals.android): + doError('cannot read FPDT on android device', False) + getFPDT(True) + elif(cmd == 'usbtopo'): + if(sysvals.android): + doError('cannot read USB topology '+\ + 'on an android device', False) + detectUSB(True) + elif(cmd == 'modes'): + modes = getModes() + print modes + elif(cmd == 'usbauto'): + setUSBDevicesAuto() + elif(cmd == 'summary'): + print("Generating a summary of folder \"%s\"" % cmdarg) + runSummary(cmdarg, True) + sys.exit() + + # run test on android device + if(sysvals.android): + if(sysvals.usecallgraph): + doError('ftrace (-f) is not yet supported '+\ + 'in the android kernel', False) + if(sysvals.notestrun): + doError('cannot analyze test files on the '+\ + 'android device', False) + + # if instructed, re-analyze existing data files + if(sysvals.notestrun): + rerunTest() + sys.exit() + + # verify that we can run a test + if(not statusCheck()): + print('Check FAILED, aborting the test run!') + sys.exit() + + if multitest['run']: + # run multiple tests in a separte subdirectory + s = 'x%d' % multitest['count'] + subdir = datetime.now().strftime('suspend-'+s+'-%m%d%y-%H%M%S') + os.mkdir(subdir) + for i in range(multitest['count']): + if(i != 0): + print('Waiting %d seconds...' % (multitest['delay'])) + time.sleep(multitest['delay']) + print('TEST (%d/%d) START' % (i+1, multitest['count'])) + runTest(subdir) + print('TEST (%d/%d) COMPLETE' % (i+1, multitest['count'])) + runSummary(subdir, False) + else: + # run the test in the current directory + runTest(".") diff --git a/scripts/basic/.gitignore b/scripts/basic/.gitignore index a776371a3502..9528ec9e5adc 100644 --- a/scripts/basic/.gitignore +++ b/scripts/basic/.gitignore @@ -1 +1,2 @@ fixdep +bin2c diff --git a/scripts/basic/Makefile b/scripts/basic/Makefile index 4fcef87bb875..ec10d9345bc2 100644 --- a/scripts/basic/Makefile +++ b/scripts/basic/Makefile @@ -9,6 +9,7 @@ # fixdep: Used to generate dependency information during build process hostprogs-y := fixdep +hostprogs-$(CONFIG_BUILD_BIN2C) += bin2c always := $(hostprogs-y) # fixdep is needed to compile other host programs diff --git a/scripts/bin2c.c b/scripts/basic/bin2c.c index 96dd2bcbb407..af187e695345 100644 --- a/scripts/bin2c.c +++ b/scripts/basic/bin2c.c @@ -11,7 +11,7 @@ int main(int argc, char *argv[]) { - int ch, total=0; + int ch, total = 0; if (argc > 1) printf("const char %s[] %s=\n", @@ -19,10 +19,9 @@ int main(int argc, char *argv[]) do { printf("\t\""); - while ((ch = getchar()) != EOF) - { + while ((ch = getchar()) != EOF) { total++; - printf("\\x%02x",ch); + printf("\\x%02x", ch); if (total % 16 == 0) break; } diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter index 549d0ab8c662..23e78dcd12bf 100755 --- a/scripts/bloat-o-meter +++ b/scripts/bloat-o-meter @@ -20,6 +20,8 @@ def getsizes(file): if type in "tTdDbBrR": # strip generated symbols if name.startswith("__mod_"): continue + if name.startswith("SyS_"): continue + if name.startswith("compat_SyS_"): continue if name == "linux_banner": continue # statics and some other optimizations adds random .NUMBER name = re.sub(r'\.[0-9]+', '', name) diff --git a/scripts/bootgraph.pl b/scripts/bootgraph.pl index 9ca667bcaee9..9ca667bcaee9 100644..100755 --- a/scripts/bootgraph.pl +++ b/scripts/bootgraph.pl diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 182be0f12407..374abf443636 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -9,7 +9,8 @@ use strict; use POSIX; my $P = $0; -$P =~ s@.*/@@g; +$P =~ s@(.*)/@@g; +my $D = $1; my $V = '0.32'; @@ -43,6 +44,8 @@ my $configuration_file = ".checkpatch.conf"; my $max_line_length = 80; my $ignore_perl_version = 0; my $minimum_perl_version = 5.10.0; +my $min_conf_desc_length = 4; +my $spelling_file = "$D/spelling.txt"; sub help { my ($exitcode) = @_; @@ -63,6 +66,7 @@ Options: --types TYPE(,TYPE2...) show only these comma separated message types --ignore TYPE(,TYPE2...) ignore various comma separated message types --max-line-length=n set the maximum line length, if exceeded, warn + --min-conf-desc-length=n set the min description length, if shorter, warn --show-types show the message "types" in the output --root=PATH PATH to the kernel tree root --no-summary suppress the per-file summary @@ -131,6 +135,7 @@ GetOptions( 'types=s' => \@use, 'show-types!' => \$show_types, 'max-line-length=i' => \$max_line_length, + 'min-conf-desc-length=i' => \$min_conf_desc_length, 'root=s' => \$root, 'summary!' => \$summary, 'mailback!' => \$mailback, @@ -309,9 +314,12 @@ our $Operators = qr{ our $c90_Keywords = qr{do|for|while|if|else|return|goto|continue|switch|default|case|break}x; our $NonptrType; +our $NonptrTypeMisordered; our $NonptrTypeWithAttr; our $Type; +our $TypeMisordered; our $Declare; +our $DeclareMisordered; our $NON_ASCII_UTF8 = qr{ [\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte @@ -353,16 +361,36 @@ our $signature_tags = qr{(?xi: Cc: )}; +our @typeListMisordered = ( + qr{char\s+(?:un)?signed}, + qr{int\s+(?:(?:un)?signed\s+)?short\s}, + qr{int\s+short(?:\s+(?:un)?signed)}, + qr{short\s+int(?:\s+(?:un)?signed)}, + qr{(?:un)?signed\s+int\s+short}, + qr{short\s+(?:un)?signed}, + qr{long\s+int\s+(?:un)?signed}, + qr{int\s+long\s+(?:un)?signed}, + qr{long\s+(?:un)?signed\s+int}, + qr{int\s+(?:un)?signed\s+long}, + qr{int\s+(?:un)?signed}, + qr{int\s+long\s+long\s+(?:un)?signed}, + qr{long\s+long\s+int\s+(?:un)?signed}, + qr{long\s+long\s+(?:un)?signed\s+int}, + qr{long\s+long\s+(?:un)?signed}, + qr{long\s+(?:un)?signed}, +); + our @typeList = ( qr{void}, - qr{(?:unsigned\s+)?char}, - qr{(?:unsigned\s+)?short}, - qr{(?:unsigned\s+)?int}, - qr{(?:unsigned\s+)?long}, - qr{(?:unsigned\s+)?long\s+int}, - qr{(?:unsigned\s+)?long\s+long}, - qr{(?:unsigned\s+)?long\s+long\s+int}, - qr{unsigned}, + qr{(?:(?:un)?signed\s+)?char}, + qr{(?:(?:un)?signed\s+)?short\s+int}, + qr{(?:(?:un)?signed\s+)?short}, + qr{(?:(?:un)?signed\s+)?int}, + qr{(?:(?:un)?signed\s+)?long\s+int}, + qr{(?:(?:un)?signed\s+)?long\s+long\s+int}, + qr{(?:(?:un)?signed\s+)?long\s+long}, + qr{(?:(?:un)?signed\s+)?long}, + qr{(?:un)?signed}, qr{float}, qr{double}, qr{bool}, @@ -372,6 +400,7 @@ our @typeList = ( qr{${Ident}_t}, qr{${Ident}_handler}, qr{${Ident}_handler_fn}, + @typeListMisordered, ); our @typeListWithAttr = ( @typeList, @@ -399,20 +428,41 @@ foreach my $entry (@mode_permission_funcs) { $mode_perms_search .= $entry->[0]; } -our $declaration_macros = qr{(?x: - (?:$Storage\s+)?(?:DECLARE|DEFINE)_[A-Z]+\s*\(| - (?:$Storage\s+)?LIST_HEAD\s*\( -)}; - our $allowed_asm_includes = qr{(?x: irq| - memory + memory| + time| + reboot )}; # memory.h: ARM has a custom one +# Load common spelling mistakes and build regular expression list. +my $misspellings; +my @spelling_list; +my %spelling_fix; +open(my $spelling, '<', $spelling_file) + or die "$P: Can't open $spelling_file for reading: $!\n"; +while (<$spelling>) { + my $line = $_; + + $line =~ s/\s*\n?$//g; + $line =~ s/^\s*//g; + + next if ($line =~ m/^\s*#/); + next if ($line =~ m/^\s*$/); + + my ($suspect, $fix) = split(/\|\|/, $line); + + push(@spelling_list, $suspect); + $spelling_fix{$suspect} = $fix; +} +close($spelling); +$misspellings = join("|", @spelling_list); + sub build_types { my $mods = "(?x: \n" . join("|\n ", @modifierList) . "\n)"; my $all = "(?x: \n" . join("|\n ", @typeList) . "\n)"; + my $Misordered = "(?x: \n" . join("|\n ", @typeListMisordered) . "\n)"; my $allWithAttr = "(?x: \n" . join("|\n ", @typeListWithAttr) . "\n)"; $Modifier = qr{(?:$Attribute|$Sparse|$mods)}; $NonptrType = qr{ @@ -424,6 +474,13 @@ sub build_types { ) (?:\s+$Modifier|\s+const)* }x; + $NonptrTypeMisordered = qr{ + (?:$Modifier\s+|const\s+)* + (?: + (?:${Misordered}\b) + ) + (?:\s+$Modifier|\s+const)* + }x; $NonptrTypeWithAttr = qr{ (?:$Modifier\s+|const\s+)* (?: @@ -435,10 +492,16 @@ sub build_types { }x; $Type = qr{ $NonptrType - (?:(?:\s|\*|\[\])+\s*const|(?:\s|\*|\[\])+|(?:\s*\[\s*\])+)? + (?:(?:\s|\*|\[\])+\s*const|(?:\s|\*\s*(?:const\s*)?|\[\])+|(?:\s*\[\s*\])+)? + (?:\s+$Inline|\s+$Modifier)* + }x; + $TypeMisordered = qr{ + $NonptrTypeMisordered + (?:(?:\s|\*|\[\])+\s*const|(?:\s|\*\s*(?:const\s*)?|\[\])+|(?:\s*\[\s*\])+)? (?:\s+$Inline|\s+$Modifier)* }x; $Declare = qr{(?:$Storage\s+(?:$Inline\s+)?)?$Type}; + $DeclareMisordered = qr{(?:$Storage\s+(?:$Inline\s+)?)?$TypeMisordered}; } build_types(); @@ -452,6 +515,12 @@ our $balanced_parens = qr/(\((?:[^\(\)]++|(?-1))*\))/; our $LvalOrFunc = qr{((?:[\&\*]\s*)?$Lval)\s*($balanced_parens{0,1})\s*}; our $FuncArg = qr{$Typecast{0,1}($LvalOrFunc|$Constant)}; +our $declaration_macros = qr{(?x: + (?:$Storage\s+)?(?:[A-Z_][A-Z0-9]*_){0,2}(?:DEFINE|DECLARE)(?:_[A-Z0-9]+){1,2}\s*\(| + (?:$Storage\s+)?LIST_HEAD\s*\(| + (?:$Storage\s+)?${Type}\s+uninitialized_var\s*\( +)}; + sub deparenthesize { my ($string) = @_; return "" if (!defined($string)); @@ -550,11 +619,43 @@ sub seed_camelcase_includes { } } +sub git_commit_info { + my ($commit, $id, $desc) = @_; + + return ($id, $desc) if ((which("git") eq "") || !(-e ".git")); + + my $output = `git log --no-color --format='%H %s' -1 $commit 2>&1`; + $output =~ s/^\s*//gm; + my @lines = split("\n", $output); + + if ($lines[0] =~ /^error: short SHA1 $commit is ambiguous\./) { +# Maybe one day convert this block of bash into something that returns +# all matching commit ids, but it's very slow... +# +# echo "checking commits $1..." +# git rev-list --remotes | grep -i "^$1" | +# while read line ; do +# git log --format='%H %s' -1 $line | +# echo "commit $(cut -c 1-12,41-)" +# done + } elsif ($lines[0] =~ /^fatal: ambiguous argument '$commit': unknown revision or path not in the working tree\./) { + } else { + $id = substr($lines[0], 0, 12); + $desc = substr($lines[0], 41); + } + + return ($id, $desc); +} + $chk_signoff = 0 if ($file); my @rawlines = (); my @lines = (); my @fixed = (); +my @fixed_inserted = (); +my @fixed_deleted = (); +my $fixlinenr = -1; + my $vname; for my $filename (@ARGV) { my $FILE; @@ -583,6 +684,9 @@ for my $filename (@ARGV) { @rawlines = (); @lines = (); @fixed = (); + @fixed_inserted = (); + @fixed_deleted = (); + $fixlinenr = -1; } exit($exit); @@ -674,6 +778,18 @@ sub format_email { return $formatted_email; } +sub which { + my ($bin) = @_; + + foreach my $path (split(/:/, $ENV{PATH})) { + if (-e "$path/$bin") { + return "$path/$bin"; + } + } + + return ""; +} + sub which_conf { my ($conf) = @_; @@ -1483,6 +1599,90 @@ sub report_dump { our @report; } +sub fixup_current_range { + my ($lineRef, $offset, $length) = @_; + + if ($$lineRef =~ /^\@\@ -\d+,\d+ \+(\d+),(\d+) \@\@/) { + my $o = $1; + my $l = $2; + my $no = $o + $offset; + my $nl = $l + $length; + $$lineRef =~ s/\+$o,$l \@\@/\+$no,$nl \@\@/; + } +} + +sub fix_inserted_deleted_lines { + my ($linesRef, $insertedRef, $deletedRef) = @_; + + my $range_last_linenr = 0; + my $delta_offset = 0; + + my $old_linenr = 0; + my $new_linenr = 0; + + my $next_insert = 0; + my $next_delete = 0; + + my @lines = (); + + my $inserted = @{$insertedRef}[$next_insert++]; + my $deleted = @{$deletedRef}[$next_delete++]; + + foreach my $old_line (@{$linesRef}) { + my $save_line = 1; + my $line = $old_line; #don't modify the array + if ($line =~ /^(?:\+\+\+\|\-\-\-)\s+\S+/) { #new filename + $delta_offset = 0; + } elsif ($line =~ /^\@\@ -\d+,\d+ \+\d+,\d+ \@\@/) { #new hunk + $range_last_linenr = $new_linenr; + fixup_current_range(\$line, $delta_offset, 0); + } + + while (defined($deleted) && ${$deleted}{'LINENR'} == $old_linenr) { + $deleted = @{$deletedRef}[$next_delete++]; + $save_line = 0; + fixup_current_range(\$lines[$range_last_linenr], $delta_offset--, -1); + } + + while (defined($inserted) && ${$inserted}{'LINENR'} == $old_linenr) { + push(@lines, ${$inserted}{'LINE'}); + $inserted = @{$insertedRef}[$next_insert++]; + $new_linenr++; + fixup_current_range(\$lines[$range_last_linenr], $delta_offset++, 1); + } + + if ($save_line) { + push(@lines, $line); + $new_linenr++; + } + + $old_linenr++; + } + + return @lines; +} + +sub fix_insert_line { + my ($linenr, $line) = @_; + + my $inserted = { + LINENR => $linenr, + LINE => $line, + }; + push(@fixed_inserted, $inserted); +} + +sub fix_delete_line { + my ($linenr, $line) = @_; + + my $deleted = { + LINENR => $linenr, + LINE => $line, + }; + + push(@fixed_deleted, $deleted); +} + sub ERROR { my ($type, $msg) = @_; @@ -1637,11 +1837,13 @@ sub process { my $signoff = 0; my $is_patch = 0; - my $in_header_lines = 1; + my $in_header_lines = $file ? 0 : 1; my $in_commit_log = 0; #Scanning lines before patch - + my $reported_maintainer_file = 0; my $non_utf8_charset = 0; + my $last_blank_line = 0; + our @report = (); our $cnt_lines = 0; our $cnt_error = 0; @@ -1759,8 +1961,10 @@ sub process { $realcnt = 0; $linenr = 0; + $fixlinenr = -1; foreach my $line (@lines) { $linenr++; + $fixlinenr++; my $sline = $line; #copy of $line $sline =~ s/$;/ /g; #with comments as spaces @@ -1891,7 +2095,7 @@ sub process { if (WARN("BAD_SIGN_OFF", "Do not use whitespace before $ucfirst_sign_off\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] = + $fixed[$fixlinenr] = "$ucfirst_sign_off $email"; } } @@ -1899,7 +2103,7 @@ sub process { if (WARN("BAD_SIGN_OFF", "'$ucfirst_sign_off' is the preferred signature form\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] = + $fixed[$fixlinenr] = "$ucfirst_sign_off $email"; } @@ -1908,7 +2112,7 @@ sub process { if (WARN("BAD_SIGN_OFF", "Use a single space after $ucfirst_sign_off\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] = + $fixed[$fixlinenr] = "$ucfirst_sign_off $email"; } } @@ -1956,6 +2160,34 @@ sub process { "Remove Gerrit Change-Id's before submitting upstream.\n" . $herecurr); } +# Check for improperly formed commit descriptions + if ($in_commit_log && + $line =~ /\bcommit\s+[0-9a-f]{5,}/i && + !($line =~ /\b[Cc]ommit [0-9a-f]{12,40} \("/ || + ($line =~ /\b[Cc]ommit [0-9a-f]{12,40}\s*$/ && + defined $rawlines[$linenr] && + $rawlines[$linenr] =~ /^\s*\("/))) { + $line =~ /\b(c)ommit\s+([0-9a-f]{5,})/i; + my $init_char = $1; + my $orig_commit = lc($2); + my $id = '01234567890ab'; + my $desc = 'commit description'; + ($id, $desc) = git_commit_info($orig_commit, $id, $desc); + ERROR("GIT_COMMIT_ID", + "Please use 12 or more chars for the git commit ID like: '${init_char}ommit $id (\"$desc\")'\n" . $herecurr); + } + +# Check for added, moved or deleted files + if (!$reported_maintainer_file && !$in_commit_log && + ($line =~ /^(?:new|deleted) file mode\s*\d+\s*$/ || + $line =~ /^rename (?:from|to) [\w\/\.\-]+\s*$/ || + ($line =~ /\{\s*([\w\/\.\-]*)\s*\=\>\s*([\w\/\.\-]*)\s*\}/ && + (defined($1) || defined($2))))) { + $reported_maintainer_file = 1; + WARN("FILE_PATH_CHANGES", + "added, moved or deleted file(s), does MAINTAINERS need updating?\n" . $herecurr); + } + # Check for wrappage within a valid hunk of the file if ($realcnt != 0 && $line !~ m{^(?:\+|-| |\\ No newline|$)}) { ERROR("CORRUPTED_PATCH", @@ -1993,7 +2225,8 @@ sub process { # Check if it's the start of a commit log # (not a header line and we haven't seen the patch filename) if ($in_header_lines && $realfile =~ /^$/ && - $rawline !~ /^(commit\b|from\b|[\w-]+:).+$/i) { + !($rawline =~ /^\s+\S/ || + $rawline =~ /^(commit\b|from\b|[\w-]+:).*$/i)) { $in_header_lines = 0; $in_commit_log = 1; } @@ -2012,6 +2245,23 @@ sub process { "8-bit UTF-8 used in possible commit log\n" . $herecurr); } +# Check for various typo / spelling mistakes + if ($in_commit_log || $line =~ /^\+/) { + while ($rawline =~ /(?:^|[^a-z@])($misspellings)(?:$|[^a-z@])/gi) { + my $typo = $1; + my $typo_fix = $spelling_fix{lc($typo)}; + $typo_fix = ucfirst($typo_fix) if ($typo =~ /^[A-Z]/); + $typo_fix = uc($typo_fix) if ($typo =~ /^[A-Z]+$/); + my $msg_type = \&WARN; + $msg_type = \&CHK if ($file); + if (&{$msg_type}("TYPO_SPELLING", + "'$typo' may be misspelled - perhaps '$typo_fix'?\n" . $herecurr) && + $fix) { + $fixed[$fixlinenr] =~ s/(^|[^A-Za-z@])($typo)($|[^A-Za-z@])/$1$typo_fix$3/; + } + } + } + # ignore non-hunk lines and lines being removed next if (!$hunk_line || $line =~ /^-/); @@ -2021,14 +2271,14 @@ sub process { if (ERROR("DOS_LINE_ENDINGS", "DOS line endings\n" . $herevet) && $fix) { - $fixed[$linenr - 1] =~ s/[\s\015]+$//; + $fixed[$fixlinenr] =~ s/[\s\015]+$//; } } elsif ($rawline =~ /^\+.*\S\s+$/ || $rawline =~ /^\+\s+$/) { my $herevet = "$here\n" . cat_vet($rawline) . "\n"; if (ERROR("TRAILING_WHITESPACE", "trailing whitespace\n" . $herevet) && $fix) { - $fixed[$linenr - 1] =~ s/\s+$//; + $fixed[$fixlinenr] =~ s/\s+$//; } $rpt_cleaners = 1; @@ -2049,7 +2299,7 @@ sub process { # Only applies when adding the entry originally, after that we do not have # sufficient context to determine whether it is indeed long enough. if ($realfile =~ /Kconfig/ && - $line =~ /.\s*config\s+/) { + $line =~ /^\+\s*config\s+/) { my $length = 0; my $cnt = $realcnt; my $ln = $linenr + 1; @@ -2062,10 +2312,11 @@ sub process { $is_end = $lines[$ln - 1] =~ /^\+/; next if ($f =~ /^-/); + last if (!$file && $f =~ /^\@\@/); - if ($lines[$ln - 1] =~ /.\s*(?:bool|tristate)\s*\"/) { + if ($lines[$ln - 1] =~ /^\+\s*(?:bool|tristate)\s*\"/) { $is_start = 1; - } elsif ($lines[$ln - 1] =~ /.\s*(?:---)?help(?:---)?$/) { + } elsif ($lines[$ln - 1] =~ /^\+\s*(?:---)?help(?:---)?$/) { $length = -1; } @@ -2079,8 +2330,10 @@ sub process { } $length++; } - WARN("CONFIG_DESCRIPTION", - "please write a paragraph that describes the config symbol fully\n" . $herecurr) if ($is_start && $is_end && $length < 4); + if ($is_start && $is_end && $length < $min_conf_desc_length) { + WARN("CONFIG_DESCRIPTION", + "please write a paragraph that describes the config symbol fully\n" . $herecurr); + } #print "is_start<$is_start> is_end<$is_end> length<$length>\n"; } @@ -2137,7 +2390,7 @@ sub process { } # check we are in a valid source file if not then ignore this hunk - next if ($realfile !~ /\.(h|c|s|S|pl|sh)$/); + next if ($realfile !~ /\.(h|c|s|S|pl|sh|dtsi|dts)$/); #line length limit if ($line =~ /^\+/ && $prevrawline !~ /\/\*\*/ && @@ -2161,12 +2414,18 @@ sub process { "quoted string split across lines\n" . $hereprev); } +# check for missing a space in a string concatination + if ($prevrawline =~ /[^\\]\w"$/ && $rawline =~ /^\+[\t ]+"\w/) { + WARN('MISSING_SPACE', + "break quoted strings at a space character\n" . $hereprev); + } + # check for spaces before a quoted newline if ($rawline =~ /^.*\".*\s\\n/) { if (WARN("QUOTED_WHITESPACE_BEFORE_NEWLINE", "unnecessary whitespace before a quoted newline\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/^(\+.*\".*)\s+\\n/$1\\n/; + $fixed[$fixlinenr] =~ s/^(\+.*\".*)\s+\\n/$1\\n/; } } @@ -2192,7 +2451,7 @@ sub process { } # check we are in a valid source file C or perl if not then ignore this hunk - next if ($realfile !~ /\.(h|c|pl)$/); + next if ($realfile !~ /\.(h|c|pl|dtsi|dts)$/); # at the beginning of a line any tabs must come first and anything # more than 8 must use tabs. @@ -2203,7 +2462,7 @@ sub process { if (ERROR("CODE_INDENT", "code indent should use tabs where possible\n" . $herevet) && $fix) { - $fixed[$linenr - 1] =~ s/^\+([ \t]+)/"\+" . tabify($1)/e; + $fixed[$fixlinenr] =~ s/^\+([ \t]+)/"\+" . tabify($1)/e; } } @@ -2213,9 +2472,9 @@ sub process { if (WARN("SPACE_BEFORE_TAB", "please, no space before tabs\n" . $herevet) && $fix) { - while ($fixed[$linenr - 1] =~ - s/(^\+.*) {8,8}+\t/$1\t\t/) {} - while ($fixed[$linenr - 1] =~ + while ($fixed[$fixlinenr] =~ + s/(^\+.*) {8,8}\t/$1\t\t/) {} + while ($fixed[$fixlinenr] =~ s/(^\+.*) +\t/$1\t/) {} } } @@ -2249,19 +2508,19 @@ sub process { if (CHK("PARENTHESIS_ALIGNMENT", "Alignment should match open parenthesis\n" . $hereprev) && $fix && $line =~ /^\+/) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/^\+[ \t]*/\+$goodtabindent/; } } } } - if ($line =~ /^\+.*\*[ \t]*\)[ \t]+(?!$Assignment|$Arithmetic)/) { + if ($line =~ /^\+.*\(\s*$Type\s*\)[ \t]+(?!$Assignment|$Arithmetic|{)/) { if (CHK("SPACING", - "No space is necessary after a cast\n" . $hereprev) && + "No space is necessary after a cast\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ - s/^(\+.*\*[ \t]*\))[ \t]+/$1/; + $fixed[$fixlinenr] =~ + s/(\(\s*$Type\s*\))[ \t]+/$1/; } } @@ -2291,10 +2550,44 @@ sub process { "networking block comments put the trailing */ on a separate line\n" . $herecurr); } +# check for missing blank lines after struct/union declarations +# with exceptions for various attributes and macros + if ($prevline =~ /^[\+ ]};?\s*$/ && + $line =~ /^\+/ && + !($line =~ /^\+\s*$/ || + $line =~ /^\+\s*EXPORT_SYMBOL/ || + $line =~ /^\+\s*MODULE_/i || + $line =~ /^\+\s*\#\s*(?:end|elif|else)/ || + $line =~ /^\+[a-z_]*init/ || + $line =~ /^\+\s*(?:static\s+)?[A-Z_]*ATTR/ || + $line =~ /^\+\s*DECLARE/ || + $line =~ /^\+\s*__setup/)) { + if (CHK("LINE_SPACING", + "Please use a blank line after function/struct/union/enum declarations\n" . $hereprev) && + $fix) { + fix_insert_line($fixlinenr, "\+"); + } + } + +# check for multiple consecutive blank lines + if ($prevline =~ /^[\+ ]\s*$/ && + $line =~ /^\+\s*$/ && + $last_blank_line != ($linenr - 1)) { + if (CHK("LINE_SPACING", + "Please don't use multiple blank lines\n" . $hereprev) && + $fix) { + fix_delete_line($fixlinenr, $rawline); + } + + $last_blank_line = $linenr; + } + # check for missing blank lines after declarations if ($sline =~ /^\+\s+\S/ && #Not at char 1 # actual declarations ($prevline =~ /^\+\s+$Declare\s*$Ident\s*[=,;:\[]/ || + # function pointer declarations + $prevline =~ /^\+\s+$Declare\s*\(\s*\*\s*$Ident\s*\)\s*[=,;:\[\(]/ || # foo bar; where foo is some local typedef or #define $prevline =~ /^\+\s+$Ident(?:\s+|\s*\*\s*)$Ident\s*[=,;\[]/ || # known declaration macros @@ -2307,6 +2600,8 @@ sub process { $prevline =~ /(?:\{\s*|\\)$/) && # looks like a declaration !($sline =~ /^\+\s+$Declare\s*$Ident\s*[=,;:\[]/ || + # function pointer declarations + $sline =~ /^\+\s+$Declare\s*\(\s*\*\s*$Ident\s*\)\s*[=,;:\[\(]/ || # foo bar; where foo is some local typedef or #define $sline =~ /^\+\s+$Ident(?:\s+|\s*\*\s*)$Ident\s*[=,;\[]/ || # known declaration macros @@ -2321,8 +2616,11 @@ sub process { $sline =~ /^\+\s+\(?\s*(?:$Compare|$Assignment|$Operators)/) && # indentation of previous and current line are the same (($prevline =~ /\+(\s+)\S/) && $sline =~ /^\+$1\S/)) { - WARN("SPACING", - "Missing a blank line after declarations\n" . $hereprev); + if (WARN("LINE_SPACING", + "Missing a blank line after declarations\n" . $hereprev) && + $fix) { + fix_insert_line($fixlinenr, "\+"); + } } # check for spaces at the beginning of a line. @@ -2335,13 +2633,37 @@ sub process { if (WARN("LEADING_SPACE", "please, no spaces at the start of a line\n" . $herevet) && $fix) { - $fixed[$linenr - 1] =~ s/^\+([ \t]+)/"\+" . tabify($1)/e; + $fixed[$fixlinenr] =~ s/^\+([ \t]+)/"\+" . tabify($1)/e; } } # check we are in a valid C source file if not then ignore this hunk next if ($realfile !~ /\.(h|c)$/); +# check indentation of any line with a bare else +# (but not if it is a multiple line "if (foo) return bar; else return baz;") +# if the previous line is a break or return and is indented 1 tab more... + if ($sline =~ /^\+([\t]+)(?:}[ \t]*)?else(?:[ \t]*{)?\s*$/) { + my $tabs = length($1) + 1; + if ($prevline =~ /^\+\t{$tabs,$tabs}break\b/ || + ($prevline =~ /^\+\t{$tabs,$tabs}return\b/ && + defined $lines[$linenr] && + $lines[$linenr] !~ /^[ \+]\t{$tabs,$tabs}return/)) { + WARN("UNNECESSARY_ELSE", + "else is not generally useful after a break or return\n" . $hereprev); + } + } + +# check indentation of a line with a break; +# if the previous line is a goto or return and is indented the same # of tabs + if ($sline =~ /^\+([\t]+)break\s*;\s*$/) { + my $tabs = $1; + if ($prevline =~ /^\+$tabs(?:goto|return)\b/) { + WARN("UNNECESSARY_BREAK", + "break is not useful after a goto or return\n" . $hereprev); + } + } + # discourage the addition of CONFIG_EXPERIMENTAL in #if(def). if ($line =~ /^\+\s*\#\s*if.*\bCONFIG_EXPERIMENTAL\b/) { WARN("CONFIG_EXPERIMENTAL", @@ -2477,7 +2799,7 @@ sub process { # if/while/etc brace do not go on next line, unless defining a do while loop, # or if that brace on the next line is for something else - if ($line =~ /(.*)\b((?:if|while|for|switch)\s*\(|do\b|else\b)/ && $line !~ /^.\s*\#/) { + if ($line =~ /(.*)\b((?:if|while|for|switch|(?:[a-z_]+|)for_each[a-z_]+)\s*\(|do\b|else\b)/ && $line !~ /^.\s*\#/) { my $pre_ctx = "$1$2"; my ($level, @ctx) = ctx_statement_level($linenr, $realcnt, 0); @@ -2504,7 +2826,7 @@ sub process { #print "realcnt<$realcnt> ctx_cnt<$ctx_cnt>\n"; #print "pre<$pre_ctx>\nline<$line>\nctx<$ctx>\nnext<$lines[$ctx_ln - 1]>\n"; - if ($ctx !~ /{\s*/ && defined($lines[$ctx_ln -1]) && $lines[$ctx_ln - 1] =~ /^\+\s*{/) { + if ($ctx !~ /{\s*/ && defined($lines[$ctx_ln - 1]) && $lines[$ctx_ln - 1] =~ /^\+\s*{/) { ERROR("OPEN_BRACE", "that open brace { should be on the previous line\n" . "$here\n$ctx\n$rawlines[$ctx_ln - 1]\n"); @@ -2523,7 +2845,7 @@ sub process { } # Check relative indent for conditionals and blocks. - if ($line =~ /\b(?:(?:if|while|for)\s*\(|do\b)/ && $line !~ /^.\s*#/ && $line !~ /\}\s*while\s*/) { + if ($line =~ /\b(?:(?:if|while|for|(?:[a-z_]+|)for_each[a-z_]+)\s*\(|do\b)/ && $line !~ /^.\s*#/ && $line !~ /\}\s*while\s*/) { ($stat, $cond, $line_nr_next, $remain_next, $off_next) = ctx_statement_block($linenr, $realcnt, 0) if (!defined $stat); @@ -2654,8 +2976,18 @@ sub process { # check for initialisation to aggregates open brace on the next line if ($line =~ /^.\s*{/ && $prevline =~ /(?:^|[^=])=\s*$/) { - ERROR("OPEN_BRACE", - "that open brace { should be on the previous line\n" . $hereprev); + if (ERROR("OPEN_BRACE", + "that open brace { should be on the previous line\n" . $hereprev) && + $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { + fix_delete_line($fixlinenr - 1, $prevrawline); + fix_delete_line($fixlinenr, $rawline); + my $fixedline = $prevrawline; + $fixedline =~ s/\s*=\s*$/ = {/; + fix_insert_line($fixlinenr, $fixedline); + $fixedline = $line; + $fixedline =~ s/^(.\s*){\s*/$1/; + fix_insert_line($fixlinenr, $fixedline); + } } # @@ -2680,10 +3012,10 @@ sub process { if (ERROR("C99_COMMENTS", "do not use C99 // comments\n" . $herecurr) && $fix) { - my $line = $fixed[$linenr - 1]; + my $line = $fixed[$fixlinenr]; if ($line =~ /\/\/(.*)$/) { my $comment = trim($1); - $fixed[$linenr - 1] =~ s@\/\/(.*)$@/\* $comment \*/@; + $fixed[$fixlinenr] =~ s@\/\/(.*)$@/\* $comment \*/@; } } } @@ -2742,7 +3074,7 @@ sub process { "do not initialise globals to 0 or NULL\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/($Type\s*$Ident\s*(?:\s+$Modifier))*\s*=\s*(0|NULL|false)\s*;/$1;/; + $fixed[$fixlinenr] =~ s/($Type\s*$Ident\s*(?:\s+$Modifier))*\s*=\s*(0|NULL|false)\s*;/$1;/; } } # check for static initialisers. @@ -2751,10 +3083,17 @@ sub process { "do not initialise statics to 0 or NULL\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/(\bstatic\s.*?)\s*=\s*(0|NULL|false)\s*;/$1;/; + $fixed[$fixlinenr] =~ s/(\bstatic\s.*?)\s*=\s*(0|NULL|false)\s*;/$1;/; } } +# check for misordered declarations of char/short/int/long with signed/unsigned + while ($sline =~ m{(\b$TypeMisordered\b)}g) { + my $tmp = trim($1); + WARN("MISORDERED_TYPE", + "type '$tmp' should be specified in [[un]signed] [short|int|long|long long] order\n" . $herecurr); + } + # check for static const char * arrays. if ($line =~ /\bstatic\s+const\s+char\s*\*\s*(\w+)\s*\[\s*\]\s*=\s*/) { WARN("STATIC_CONST_CHAR_ARRAY", @@ -2781,7 +3120,7 @@ sub process { if (ERROR("FUNCTION_WITHOUT_ARGS", "Bad function definition - $1() should probably be $1(void)\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/(\b($Type)\s+($Ident))\s*\(\s*\)/$2 $3(void)/; + $fixed[$fixlinenr] =~ s/(\b($Type)\s+($Ident))\s*\(\s*\)/$2 $3(void)/; } } @@ -2790,7 +3129,7 @@ sub process { if (WARN("DEFINE_PCI_DEVICE_TABLE", "Prefer struct pci_device_id over deprecated DEFINE_PCI_DEVICE_TABLE\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/\b(?:static\s+|)DEFINE_PCI_DEVICE_TABLE\s*\(\s*(\w+)\s*\)\s*=\s*/static const struct pci_device_id $1\[\] = /; + $fixed[$fixlinenr] =~ s/\b(?:static\s+|)DEFINE_PCI_DEVICE_TABLE\s*\(\s*(\w+)\s*\)\s*=\s*/static const struct pci_device_id $1\[\] = /; } } @@ -2827,7 +3166,7 @@ sub process { my $sub_from = $ident; my $sub_to = $ident; $sub_to =~ s/\Q$from\E/$to/; - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s@\Q$sub_from\E@$sub_to@; } } @@ -2855,7 +3194,7 @@ sub process { my $sub_from = $match; my $sub_to = $match; $sub_to =~ s/\Q$from\E/$to/; - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s@\Q$sub_from\E@$sub_to@; } } @@ -2917,7 +3256,7 @@ sub process { if (WARN("PREFER_PR_LEVEL", "Prefer pr_warn(... to pr_warning(...\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/\bpr_warning\b/pr_warn/; } } @@ -2933,17 +3272,40 @@ sub process { # function brace can't be on same line, except for #defines of do while, # or if closed on same line - if (($line=~/$Type\s*$Ident\(.*\).*\s{/) and + if (($line=~/$Type\s*$Ident\(.*\).*\s*{/) and !($line=~/\#\s*define.*do\s{/) and !($line=~/}/)) { - ERROR("OPEN_BRACE", - "open brace '{' following function declarations go on the next line\n" . $herecurr); + if (ERROR("OPEN_BRACE", + "open brace '{' following function declarations go on the next line\n" . $herecurr) && + $fix) { + fix_delete_line($fixlinenr, $rawline); + my $fixed_line = $rawline; + $fixed_line =~ /(^..*$Type\s*$Ident\(.*\)\s*){(.*)$/; + my $line1 = $1; + my $line2 = $2; + fix_insert_line($fixlinenr, ltrim($line1)); + fix_insert_line($fixlinenr, "\+{"); + if ($line2 !~ /^\s*$/) { + fix_insert_line($fixlinenr, "\+\t" . trim($line2)); + } + } } # open braces for enum, union and struct go on the same line. if ($line =~ /^.\s*{/ && $prevline =~ /^.\s*(?:typedef\s+)?(enum|union|struct)(?:\s+$Ident)?\s*$/) { - ERROR("OPEN_BRACE", - "open brace '{' following $1 go on the same line\n" . $hereprev); + if (ERROR("OPEN_BRACE", + "open brace '{' following $1 go on the same line\n" . $hereprev) && + $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { + fix_delete_line($fixlinenr - 1, $prevrawline); + fix_delete_line($fixlinenr, $rawline); + my $fixedline = rtrim($prevrawline) . " {"; + fix_insert_line($fixlinenr, $fixedline); + $fixedline = $rawline; + $fixedline =~ s/^(.\s*){\s*/$1\t/; + if ($fixedline !~ /^\+\s*$/) { + fix_insert_line($fixlinenr, $fixedline); + } + } } # missing space after union, struct or enum definition @@ -2951,7 +3313,7 @@ sub process { if (WARN("SPACING", "missing space after $1 definition\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/^(.\s*(?:typedef\s+)?(?:enum|union|struct)(?:\s+$Ident){1,2})([=\{])/$1 $2/; } } @@ -3021,7 +3383,7 @@ sub process { } if (show_type("SPACING") && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/^(.\s*)$Declare\s*\(\s*\*\s*$Ident\s*\)\s*\(/$1 . $declare . $post_declare_space . '(*' . $funcname . ')('/ex; } } @@ -3038,7 +3400,7 @@ sub process { if (ERROR("BRACKET_SPACE", "space prohibited before open square bracket '['\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/^(\+.*?)\s+\[/$1\[/; } } @@ -3073,7 +3435,7 @@ sub process { if (WARN("SPACING", "space prohibited between function name and open parenthesis '('\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/\b$name\s+\(/$name\(/; } } @@ -3341,8 +3703,8 @@ sub process { $fixed_line = $fixed_line . $fix_elements[$#elements]; } - if ($fix && $line_fixed && $fixed_line ne $fixed[$linenr - 1]) { - $fixed[$linenr - 1] = $fixed_line; + if ($fix && $line_fixed && $fixed_line ne $fixed[$fixlinenr]) { + $fixed[$fixlinenr] = $fixed_line; } @@ -3353,7 +3715,7 @@ sub process { if (WARN("SPACING", "space prohibited before semicolon\n" . $herecurr) && $fix) { - 1 while $fixed[$linenr - 1] =~ + 1 while $fixed[$fixlinenr] =~ s/^(\+.*\S)\s+;/$1;/; } } @@ -3386,7 +3748,7 @@ sub process { if (ERROR("SPACING", "space required before the open brace '{'\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/^(\+.*(?:do|\))){/$1 {/; + $fixed[$fixlinenr] =~ s/^(\+.*(?:do|\))){/$1 {/; } } @@ -3404,7 +3766,7 @@ sub process { if (ERROR("SPACING", "space required after that close brace '}'\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/}((?!(?:,|;|\)))\S)/} $1/; } } @@ -3414,7 +3776,7 @@ sub process { if (ERROR("SPACING", "space prohibited after that open square bracket '['\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/\[\s+/\[/; } } @@ -3422,7 +3784,7 @@ sub process { if (ERROR("SPACING", "space prohibited before that close square bracket ']'\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/\s+\]/\]/; } } @@ -3433,7 +3795,7 @@ sub process { if (ERROR("SPACING", "space prohibited after that open parenthesis '('\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/\(\s+/\(/; } } @@ -3443,18 +3805,26 @@ sub process { if (ERROR("SPACING", "space prohibited before that close parenthesis ')'\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/\s+\)/\)/; } } +# check unnecessary parentheses around addressof/dereference single $Lvals +# ie: &(foo->bar) should be &foo->bar and *(foo->bar) should be *foo->bar + + while ($line =~ /(?:[^&]&\s*|\*)\(\s*($Ident\s*(?:$Member\s*)+)\s*\)/g) { + CHK("UNNECESSARY_PARENTHESES", + "Unnecessary parentheses around $1\n" . $herecurr); + } + #goto labels aren't indented, allow a single space however if ($line=~/^.\s+[A-Za-z\d_]+:(?![0-9]+)/ and !($line=~/^. [A-Za-z\d_]+:/) and !($line=~/^.\s+default:/)) { if (WARN("INDENTED_LABEL", "labels should not be indented\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/^(.)\s+/$1/; } } @@ -3516,7 +3886,7 @@ sub process { if (ERROR("SPACING", "space required before the open parenthesis '('\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/\b(if|while|for|switch)\(/$1 \(/; } } @@ -3606,7 +3976,7 @@ sub process { # if should not continue a brace if ($line =~ /}\s*if\b/) { ERROR("TRAILING_STATEMENTS", - "trailing statements should be on next line\n" . + "trailing statements should be on next line (or did you mean 'else if'?)\n" . $herecurr); } # case and default should not have general statements after them @@ -3622,14 +3992,26 @@ sub process { # Check for }<nl>else {, these must be at the same # indent level to be relevant to each other. - if ($prevline=~/}\s*$/ and $line=~/^.\s*else\s*/ and - $previndent == $indent) { - ERROR("ELSE_AFTER_BRACE", - "else should follow close brace '}'\n" . $hereprev); + if ($prevline=~/}\s*$/ and $line=~/^.\s*else\s*/ && + $previndent == $indent) { + if (ERROR("ELSE_AFTER_BRACE", + "else should follow close brace '}'\n" . $hereprev) && + $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { + fix_delete_line($fixlinenr - 1, $prevrawline); + fix_delete_line($fixlinenr, $rawline); + my $fixedline = $prevrawline; + $fixedline =~ s/}\s*$//; + if ($fixedline !~ /^\+\s*$/) { + fix_insert_line($fixlinenr, $fixedline); + } + $fixedline = $rawline; + $fixedline =~ s/^(.\s*)else/$1} else/; + fix_insert_line($fixlinenr, $fixedline); + } } - if ($prevline=~/}\s*$/ and $line=~/^.\s*while\s*/ and - $previndent == $indent) { + if ($prevline=~/}\s*$/ and $line=~/^.\s*while\s*/ && + $previndent == $indent) { my ($s, $c) = ctx_statement_block($linenr, $realcnt, 0); # Find out what is on the end of the line after the @@ -3638,8 +4020,18 @@ sub process { $s =~ s/\n.*//g; if ($s =~ /^\s*;/) { - ERROR("WHILE_AFTER_BRACE", - "while should follow close brace '}'\n" . $hereprev); + if (ERROR("WHILE_AFTER_BRACE", + "while should follow close brace '}'\n" . $hereprev) && + $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { + fix_delete_line($fixlinenr - 1, $prevrawline); + fix_delete_line($fixlinenr, $rawline); + my $fixedline = $prevrawline; + my $trailing = $rawline; + $trailing =~ s/^\+//; + $trailing = trim($trailing); + $fixedline =~ s/}\s*$/} $trailing/; + fix_insert_line($fixlinenr, $fixedline); + } } } @@ -3653,7 +4045,7 @@ sub process { "Avoid gcc v4.3+ binary constant extension: <$var>\n" . $herecurr) && $fix) { my $hexval = sprintf("0x%x", oct($var)); - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/\b$var\b/$hexval/; } } @@ -3689,7 +4081,7 @@ sub process { if (WARN("WHITESPACE_AFTER_LINE_CONTINUATION", "Whitespace after \\ makes next lines useless\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/\s+$//; + $fixed[$fixlinenr] =~ s/\s+$//; } } @@ -3720,12 +4112,17 @@ sub process { my $cnt = $realcnt; my ($off, $dstat, $dcond, $rest); my $ctx = ''; + my $has_flow_statement = 0; + my $has_arg_concat = 0; ($dstat, $dcond, $ln, $cnt, $off) = ctx_statement_block($linenr, $realcnt, 0); $ctx = $dstat; #print "dstat<$dstat> dcond<$dcond> cnt<$cnt> off<$off>\n"; #print "LINE<$lines[$ln-1]> len<" . length($lines[$ln-1]) . "\n"; + $has_flow_statement = 1 if ($ctx =~ /\b(goto|return)\b/); + $has_arg_concat = 1 if ($ctx =~ /\#\#/); + $dstat =~ s/^.\s*\#\s*define\s+$Ident(?:\([^\)]*\))?\s*//; $dstat =~ s/$;//g; $dstat =~ s/\\\n.//g; @@ -3762,7 +4159,7 @@ sub process { $dstat !~ /^(?:$Ident|-?$Constant),$/ && # 10, // foo(), $dstat !~ /^(?:$Ident|-?$Constant);$/ && # foo(); $dstat !~ /^[!~-]?(?:$Lval|$Constant)$/ && # 10 // foo() // !foo // ~foo // -foo // foo->bar // foo.bar->baz - $dstat !~ /^'X'$/ && # character constants + $dstat !~ /^'X'$/ && $dstat !~ /^'XX'$/ && # character constants $dstat !~ /$exceptions/ && $dstat !~ /^\.$Ident\s*=/ && # .foo = $dstat !~ /^(?:\#\s*$Ident|\#\s*$Constant)\s*$/ && # stringification #foo @@ -3786,8 +4183,21 @@ sub process { "Macros with multiple statements should be enclosed in a do - while loop\n" . "$herectx"); } else { ERROR("COMPLEX_MACRO", - "Macros with complex values should be enclosed in parenthesis\n" . "$herectx"); + "Macros with complex values should be enclosed in parentheses\n" . "$herectx"); + } + } + +# check for macros with flow control, but without ## concatenation +# ## concatenation is commonly a macro that defines a function so ignore those + if ($has_flow_statement && !$has_arg_concat) { + my $herectx = $here . "\n"; + my $cnt = statement_rawlines($ctx); + + for (my $n = 0; $n < $cnt; $n++) { + $herectx .= raw_line($linenr, $n) . "\n"; } + WARN("MACRO_WITH_FLOW_CONTROL", + "Macros with flow control statements should be avoided\n" . "$herectx"); } # check for line continuations outside of #defines, preprocessor #, and asm @@ -3998,6 +4408,12 @@ sub process { "Use of volatile is usually wrong: see Documentation/volatile-considered-harmful.txt\n" . $herecurr); } +# concatenated string without spaces between elements + if ($line =~ /"X+"[A-Z_]+/ || $line =~ /[A-Z_]+"X+"/) { + CHK("CONCATENATED_STRING", + "Concatenated strings should use spaces between elements\n" . $herecurr); + } + # warn about #if 0 if ($line =~ /^.\s*\#\s*if\s+0\b/) { CHK("REDUNDANT_CODE", @@ -4014,6 +4430,34 @@ sub process { } } +# check for unnecessary "Out of Memory" messages + if ($line =~ /^\+.*\b$logFunctions\s*\(/ && + $prevline =~ /^[ \+]\s*if\s*\(\s*(\!\s*|NULL\s*==\s*)?($Lval)(\s*==\s*NULL\s*)?\s*\)/ && + (defined $1 || defined $3) && + $linenr > 3) { + my $testval = $2; + my $testline = $lines[$linenr - 3]; + + my ($s, $c) = ctx_statement_block($linenr - 3, $realcnt, 0); +# print("line: <$line>\nprevline: <$prevline>\ns: <$s>\nc: <$c>\n\n\n"); + + if ($c =~ /(?:^|\n)[ \+]\s*(?:$Type\s*)?\Q$testval\E\s*=\s*(?:\([^\)]*\)\s*)?\s*(?:devm_)?(?:[kv][czm]alloc(?:_node|_array)?\b|kstrdup|(?:dev_)?alloc_skb)/) { + WARN("OOM_MESSAGE", + "Possible unnecessary 'out of memory' message\n" . $hereprev); + } + } + +# check for logging functions with KERN_<LEVEL> + if ($line !~ /printk\s*\(/ && + $line =~ /\b$logFunctions\s*\(.*\b(KERN_[A-Z]+)\b/) { + my $level = $1; + if (WARN("UNNECESSARY_KERN_LEVEL", + "Possible unnecessary $level\n" . $herecurr) && + $fix) { + $fixed[$fixlinenr] =~ s/\s*$level\s*//; + } + } + # check for bad placement of section $InitAttribute (e.g.: __initdata) if ($line =~ /(\b$InitAttribute\b)/) { my $attr = $1; @@ -4027,7 +4471,7 @@ sub process { WARN("MISPLACED_INIT", "$attr should be placed after $var\n" . $herecurr))) && $fix) { - $fixed[$linenr - 1] =~ s/(\bstatic\s+(?:const\s+)?)(?:$attr\s+)?($NonptrTypeWithAttr)\s+(?:$attr\s+)?($Ident(?:\[[^]]*\])?)\s*([=;])\s*/"$1" . trim(string_find_replace($2, "\\s*$attr\\s*", " ")) . " " . trim(string_find_replace($3, "\\s*$attr\\s*", "")) . " $attr" . ("$4" eq ";" ? ";" : " = ")/e; + $fixed[$fixlinenr] =~ s/(\bstatic\s+(?:const\s+)?)(?:$attr\s+)?($NonptrTypeWithAttr)\s+(?:$attr\s+)?($Ident(?:\[[^]]*\])?)\s*([=;])\s*/"$1" . trim(string_find_replace($2, "\\s*$attr\\s*", " ")) . " " . trim(string_find_replace($3, "\\s*$attr\\s*", "")) . " $attr" . ("$4" eq ";" ? ";" : " = ")/e; } } } @@ -4041,7 +4485,7 @@ sub process { if (ERROR("INIT_ATTRIBUTE", "Use of const init definition must use ${attr_prefix}initconst\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/$InitAttributeData/${attr_prefix}initconst/; } } @@ -4052,12 +4496,12 @@ sub process { if (ERROR("INIT_ATTRIBUTE", "Use of $attr requires a separate use of const\n" . $herecurr) && $fix) { - my $lead = $fixed[$linenr - 1] =~ + my $lead = $fixed[$fixlinenr] =~ /(^\+\s*(?:static\s+))/; $lead = rtrim($1); $lead = "$lead " if ($lead !~ /^\+$/); $lead = "${lead}const "; - $fixed[$linenr - 1] =~ s/(^\+\s*(?:static\s+))/$lead/; + $fixed[$fixlinenr] =~ s/(^\+\s*(?:static\s+))/$lead/; } } @@ -4070,7 +4514,7 @@ sub process { if (WARN("CONSTANT_CONVERSION", "$constant_func should be $func\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/\b$constant_func\b/$func/g; + $fixed[$fixlinenr] =~ s/\b$constant_func\b/$func/g; } } @@ -4120,7 +4564,7 @@ sub process { if (ERROR("SPACING", "exactly one space required after that #$1\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ + $fixed[$fixlinenr] =~ s/^(.\s*\#\s*(ifdef|ifndef|elif))\s{2,}/$1 /; } @@ -4168,7 +4612,7 @@ sub process { if (WARN("INLINE", "plain inline is preferred over $1\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/\b(__inline__|__inline)\b/inline/; + $fixed[$fixlinenr] =~ s/\b(__inline__|__inline)\b/inline/; } } @@ -4193,7 +4637,7 @@ sub process { if (WARN("PREFER_PRINTF", "__printf(string-index, first-to-check) is preferred over __attribute__((format(printf, string-index, first-to-check)))\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/\b__attribute__\s*\(\s*\(\s*format\s*\(\s*printf\s*,\s*(.*)\)\s*\)\s*\)/"__printf(" . trim($1) . ")"/ex; + $fixed[$fixlinenr] =~ s/\b__attribute__\s*\(\s*\(\s*format\s*\(\s*printf\s*,\s*(.*)\)\s*\)\s*\)/"__printf(" . trim($1) . ")"/ex; } } @@ -4204,7 +4648,7 @@ sub process { if (WARN("PREFER_SCANF", "__scanf(string-index, first-to-check) is preferred over __attribute__((format(scanf, string-index, first-to-check)))\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/\b__attribute__\s*\(\s*\(\s*format\s*\(\s*scanf\s*,\s*(.*)\)\s*\)\s*\)/"__scanf(" . trim($1) . ")"/ex; + $fixed[$fixlinenr] =~ s/\b__attribute__\s*\(\s*\(\s*format\s*\(\s*scanf\s*,\s*(.*)\)\s*\)\s*\)/"__scanf(" . trim($1) . ")"/ex; } } @@ -4219,7 +4663,7 @@ sub process { if (WARN("SIZEOF_PARENTHESIS", "sizeof $1 should be sizeof($1)\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/\bsizeof\s+((?:\*\s*|)$Lval|$Type(?:\s+$Lval|))/"sizeof(" . trim($1) . ")"/ex; + $fixed[$fixlinenr] =~ s/\bsizeof\s+((?:\*\s*|)$Lval|$Type(?:\s+$Lval|))/"sizeof(" . trim($1) . ")"/ex; } } @@ -4242,7 +4686,7 @@ sub process { if (WARN("PREFER_SEQ_PUTS", "Prefer seq_puts to seq_printf\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/\bseq_printf\b/seq_puts/; + $fixed[$fixlinenr] =~ s/\bseq_printf\b/seq_puts/; } } } @@ -4271,7 +4715,7 @@ sub process { if (WARN("PREFER_ETHER_ADDR_COPY", "Prefer ether_addr_copy() over memcpy() if the Ethernet addresses are __aligned(2)\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/\bmemcpy\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/ether_addr_copy($2, $7)/; + $fixed[$fixlinenr] =~ s/\bmemcpy\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/ether_addr_copy($2, $7)/; } } @@ -4359,7 +4803,7 @@ sub process { if (CHK("AVOID_EXTERNS", "extern prototypes should be avoided in .h files\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/(.*)\bextern\b\s*(.*)/$1$2/; + $fixed[$fixlinenr] =~ s/(.*)\bextern\b\s*(.*)/$1$2/; } } @@ -4419,23 +4863,24 @@ sub process { # check for k[mz]alloc with multiplies that could be kmalloc_array/kcalloc if ($^V && $^V ge 5.10.0 && - $line =~ /\b($Lval)\s*\=\s*(?:$balanced_parens)?\s*(k[mz]alloc)\s*\(\s*($FuncArg)\s*\*\s*($FuncArg)/) { + $line =~ /\b($Lval)\s*\=\s*(?:$balanced_parens)?\s*(k[mz]alloc)\s*\(\s*($FuncArg)\s*\*\s*($FuncArg)\s*,/) { my $oldfunc = $3; my $a1 = $4; my $a2 = $10; my $newfunc = "kmalloc_array"; $newfunc = "kcalloc" if ($oldfunc eq "kzalloc"); - if ($a1 =~ /^sizeof\s*\S/ || $a2 =~ /^sizeof\s*\S/) { + my $r1 = $a1; + my $r2 = $a2; + if ($a1 =~ /^sizeof\s*\S/) { + $r1 = $a2; + $r2 = $a1; + } + if ($r1 !~ /^sizeof\b/ && $r2 =~ /^sizeof\s*\S/ && + !($r1 =~ /^$Constant$/ || $r1 =~ /^[A-Z_][A-Z0-9_]*$/)) { if (WARN("ALLOC_WITH_MULTIPLY", "Prefer $newfunc over $oldfunc with multiply\n" . $herecurr) && $fix) { - my $r1 = $a1; - my $r2 = $a2; - if ($a1 =~ /^sizeof\s*\S/) { - $r1 = $a2; - $r2 = $a1; - } - $fixed[$linenr - 1] =~ s/\b($Lval)\s*\=\s*(?:$balanced_parens)?\s*(k[mz]alloc)\s*\(\s*($FuncArg)\s*\*\s*($FuncArg)/$1 . ' = ' . "$newfunc(" . trim($r1) . ', ' . trim($r2)/e; + $fixed[$fixlinenr] =~ s/\b($Lval)\s*\=\s*(?:$balanced_parens)?\s*(k[mz]alloc)\s*\(\s*($FuncArg)\s*\*\s*($FuncArg)/$1 . ' = ' . "$newfunc(" . trim($r1) . ', ' . trim($r2)/e; } } @@ -4459,17 +4904,17 @@ sub process { if (WARN("ONE_SEMICOLON", "Statements terminations use 1 semicolon\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/(\s*;\s*){2,}$/;/g; + $fixed[$fixlinenr] =~ s/(\s*;\s*){2,}$/;/g; } } -# check for case / default statements not preceeded by break/fallthrough/switch +# check for case / default statements not preceded by break/fallthrough/switch if ($line =~ /^.\s*(?:case\s+(?:$Ident|$Constant)\s*|default):/) { my $has_break = 0; my $has_statement = 0; my $count = 0; my $prevline = $linenr; - while ($prevline > 1 && $count < 3 && !$has_break) { + while ($prevline > 1 && ($file || $count < 3) && !$has_break) { $prevline--; my $rline = $rawlines[$prevline - 1]; my $fline = $lines[$prevline - 1]; @@ -4507,7 +4952,7 @@ sub process { if (WARN("USE_FUNC", "__func__ should be used instead of gcc specific __FUNCTION__\n" . $herecurr) && $fix) { - $fixed[$linenr - 1] =~ s/\b__FUNCTION__\b/__func__/g; + $fixed[$fixlinenr] =~ s/\b__FUNCTION__\b/__func__/g; } } @@ -4750,12 +5195,16 @@ sub process { hash_show_words(\%use_type, "Used"); hash_show_words(\%ignore_type, "Ignored"); - if ($clean == 0 && $fix && "@rawlines" ne "@fixed") { + if ($clean == 0 && $fix && + ("@rawlines" ne "@fixed" || + $#fixed_inserted >= 0 || $#fixed_deleted >= 0)) { my $newfile = $filename; $newfile .= ".EXPERIMENTAL-checkpatch-fixes" if (!$fix_inplace); my $linecount = 0; my $f; + @fixed = fix_inserted_deleted_lines(\@fixed, \@fixed_inserted, \@fixed_deleted); + open($f, '>', $newfile) or die "$P: Can't open $newfile for write\n"; foreach my $fixed_line (@fixed) { @@ -4763,7 +5212,7 @@ sub process { if ($file) { if ($linecount > 3) { $fixed_line =~ s/^\+//; - print $f $fixed_line. "\n"; + print $f $fixed_line . "\n"; } } else { print $f $fixed_line . "\n"; diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl index d54a114748a6..dd8397894d5c 100755 --- a/scripts/checkstack.pl +++ b/scripts/checkstack.pl @@ -55,14 +55,12 @@ my (@stack, $re, $dre, $x, $xs, $funcre); #8000008a: 20 1d sub sp,4 #80000ca8: fa cd 05 b0 sub sp,sp,1456 $re = qr/^.*sub.*sp.*,([0-9]{1,8})/o; - } elsif ($arch =~ /^i[3456]86$/) { + } elsif ($arch =~ /^x86(_64)?$/ || $arch =~ /^i[3456]86$/) { #c0105234: 81 ec ac 05 00 00 sub $0x5ac,%esp - $re = qr/^.*[as][du][db] \$(0x$x{1,8}),\%esp$/o; - $dre = qr/^.*[as][du][db] (%.*),\%esp$/o; - } elsif ($arch eq 'x86_64') { - # 2f60: 48 81 ec e8 05 00 00 sub $0x5e8,%rsp - $re = qr/^.*[as][du][db] \$(0x$x{1,8}),\%rsp$/o; - $dre = qr/^.*[as][du][db] (\%.*),\%rsp$/o; + # or + # 2f60: 48 81 ec e8 05 00 00 sub $0x5e8,%rsp + $re = qr/^.*[as][du][db] \$(0x$x{1,8}),\%(e|r)sp$/o; + $dre = qr/^.*[as][du][db] (%.*),\%(e|r)sp$/o; } elsif ($arch eq 'ia64') { #e0000000044011fc: 01 0f fc 8c adds r12=-384,r12 $re = qr/.*adds.*r12=-(([0-9]{2}|[3-9])[0-9]{2}),r12/o; diff --git a/scripts/coccinelle/api/alloc/alloc_cast.cocci b/scripts/coccinelle/api/alloc/alloc_cast.cocci new file mode 100644 index 000000000000..6c308ee19b32 --- /dev/null +++ b/scripts/coccinelle/api/alloc/alloc_cast.cocci @@ -0,0 +1,72 @@ +/// Remove casting the values returned by memory allocation functions +/// like kmalloc, kzalloc, kmem_cache_alloc, kmem_cache_zalloc etc. +/// +//# This makes an effort to find cases of casting of values returned by +//# kmalloc, kzalloc, kcalloc, kmem_cache_alloc, kmem_cache_zalloc, +//# kmem_cache_alloc_node, kmalloc_node and kzalloc_node and removes +//# the casting as it is not required. The result in the patch case may +//#need some reformatting. +// +// Confidence: High +// Copyright: 2014, Himangi Saraogi GPLv2. +// Comments: +// Options: --no-includes --include-headers +// + +virtual context +virtual patch +virtual org +virtual report + +//---------------------------------------------------------- +// For context mode +//---------------------------------------------------------- + +@depends on context@ +type T; +@@ + +* (T *) + \(kmalloc\|kzalloc\|kcalloc\|kmem_cache_alloc\|kmem_cache_zalloc\| + kmem_cache_alloc_node\|kmalloc_node\|kzalloc_node\)(...) + +//---------------------------------------------------------- +// For patch mode +//---------------------------------------------------------- + +@depends on patch@ +type T; +@@ + +- (T *) + (\(kmalloc\|kzalloc\|kcalloc\|kmem_cache_alloc\|kmem_cache_zalloc\| + kmem_cache_alloc_node\|kmalloc_node\|kzalloc_node\)(...)) + +//---------------------------------------------------------- +// For org and report mode +//---------------------------------------------------------- + +@r depends on org || report@ +type T; +position p; +@@ + + (T@p *)\(kmalloc\|kzalloc\|kcalloc\|kmem_cache_alloc\|kmem_cache_zalloc\| + kmem_cache_alloc_node\|kmalloc_node\|kzalloc_node\)(...) + +@script:python depends on org@ +p << r.p; +t << r.T; +@@ + +coccilib.org.print_safe_todo(p[0], t) + +@script:python depends on report@ +p << r.p; +t << r.T; +@@ + +msg="WARNING: casting value returned by memory allocation function to (%s *) is useless." % (t) +coccilib.report.print_report(p[0], msg) + + diff --git a/scripts/coccinelle/free/ifnullfree.cocci b/scripts/coccinelle/free/ifnullfree.cocci new file mode 100644 index 000000000000..a42d70bf88b3 --- /dev/null +++ b/scripts/coccinelle/free/ifnullfree.cocci @@ -0,0 +1,53 @@ +/// NULL check before some freeing functions is not needed. +/// +/// Based on checkpatch warning +/// "kfree(NULL) is safe this check is probably not required" +/// and kfreeaddr.cocci by Julia Lawall. +/// +// Copyright: (C) 2014 Fabian Frederick. GPLv2. +// Comments: - +// Options: --no-includes --include-headers + +virtual patch +virtual org +virtual report +virtual context + +@r2 depends on patch@ +expression E; +@@ +- if (E) +( +- kfree(E); ++ kfree(E); +| +- debugfs_remove(E); ++ debugfs_remove(E); +| +- debugfs_remove_recursive(E); ++ debugfs_remove_recursive(E); +| +- usb_free_urb(E); ++ usb_free_urb(E); +) + +@r depends on context || report || org @ +expression E; +position p; +@@ + +* if (E) +* \(kfree@p\|debugfs_remove@p\|debugfs_remove_recursive@p\|usb_free_urb\)(E); + +@script:python depends on org@ +p << r.p; +@@ + +cocci.print_main("NULL check before that freeing function is not needed", p) + +@script:python depends on report@ +p << r.p; +@@ + +msg = "WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values." +coccilib.report.print_report(p[0], msg) diff --git a/scripts/coccinelle/misc/array_size.cocci b/scripts/coccinelle/misc/array_size.cocci new file mode 100644 index 000000000000..81e279cd347b --- /dev/null +++ b/scripts/coccinelle/misc/array_size.cocci @@ -0,0 +1,87 @@ +/// Use ARRAY_SIZE instead of dividing sizeof array with sizeof an element +/// +//# This makes an effort to find cases where ARRAY_SIZE can be used such as +//# where there is a division of sizeof the array by the sizeof its first +//# element or by any indexed element or the element type. It replaces the +//# division of the two sizeofs by ARRAY_SIZE. +// +// Confidence: High +// Copyright: (C) 2014 Himangi Saraogi. GPLv2. +// Comments: +// Options: --no-includes --include-headers + +virtual patch +virtual context +virtual org +virtual report + +@i@ +@@ + +#include <linux/kernel.h> + +//---------------------------------------------------------- +// For context mode +//---------------------------------------------------------- + +@depends on i&&context@ +type T; +T[] E; +@@ +( +* (sizeof(E)/sizeof(*E)) +| +* (sizeof(E)/sizeof(E[...])) +| +* (sizeof(E)/sizeof(T)) +) + +//---------------------------------------------------------- +// For patch mode +//---------------------------------------------------------- + +@depends on i&&patch@ +type T; +T[] E; +@@ +( +- (sizeof(E)/sizeof(*E)) ++ ARRAY_SIZE(E) +| +- (sizeof(E)/sizeof(E[...])) ++ ARRAY_SIZE(E) +| +- (sizeof(E)/sizeof(T)) ++ ARRAY_SIZE(E) +) + +//---------------------------------------------------------- +// For org and report mode +//---------------------------------------------------------- + +@r@ +type T; +T[] E; +position p; +@@ +( + (sizeof(E)@p /sizeof(*E)) +| + (sizeof(E)@p /sizeof(E[...])) +| + (sizeof(E)@p /sizeof(T)) +) + +@script:python depends on i&&org@ +p << r.p; +@@ + +coccilib.org.print_todo(p[0], "WARNING should use ARRAY_SIZE") + +@script:python depends on i&&report@ +p << r.p; +@@ + +msg="WARNING: Use ARRAY_SIZE" +coccilib.report.print_report(p[0], msg) + diff --git a/scripts/coccinelle/misc/badty.cocci b/scripts/coccinelle/misc/badty.cocci new file mode 100644 index 000000000000..2fc06fc71927 --- /dev/null +++ b/scripts/coccinelle/misc/badty.cocci @@ -0,0 +1,76 @@ +/// Use ARRAY_SIZE instead of dividing sizeof array with sizeof an element +/// +//# This makes an effort to find cases where the argument to sizeof is wrong +//# in memory allocation functions by checking the type of the allocated memory +//# when it is a double pointer and ensuring the sizeof argument takes a pointer +//# to the the memory being allocated. There are false positives in cases the +//# sizeof argument is not used in constructing the return value. The result +//# may need some reformatting. +// +// Confidence: Moderate +// Copyright: (C) 2014 Himangi Saraogi. GPLv2. +// Comments: +// Options: + +virtual patch +virtual context +virtual org +virtual report + +//---------------------------------------------------------- +// For context mode +//---------------------------------------------------------- + +@depends on context disable sizeof_type_expr@ +type T; +T **x; +@@ + + x = + <+...sizeof( +* T + )...+> + +//---------------------------------------------------------- +// For patch mode +//---------------------------------------------------------- + +@depends on patch disable sizeof_type_expr@ +type T; +T **x; +@@ + + x = + <+...sizeof( +- T ++ *x + )...+> + +//---------------------------------------------------------- +// For org and report mode +//---------------------------------------------------------- + +@r disable sizeof_type_expr@ +type T; +T **x; +position p; +@@ + + x = + <+...sizeof( + T@p + )...+> + +@script:python depends on org@ +p << r.p; +@@ + +coccilib.org.print_todo(p[0], "WARNING sizeof argument should be pointer type, not structure type") + +@script:python depends on report@ +p << r.p; +@@ + +msg="WARNING: Use correct pointer type argument for sizeof" +coccilib.report.print_report(p[0], msg) + diff --git a/scripts/coccinelle/api/alloc/drop_kmalloc_cast.cocci b/scripts/coccinelle/misc/bugon.cocci index bd5d08b882ee..556456ca761c 100644 --- a/scripts/coccinelle/api/alloc/drop_kmalloc_cast.cocci +++ b/scripts/coccinelle/misc/bugon.cocci @@ -1,20 +1,17 @@ +/// Use BUG_ON instead of a if condition followed by BUG. /// -/// Casting (void *) value returned by kmalloc is useless -/// as mentioned in Documentation/CodingStyle, Chap 14. -/// -// Confidence: High -// Copyright: 2009,2010 Nicolas Palix, DIKU. GPLv2. -// URL: http://coccinelle.lip6.fr/ -// Options: --no-includes --include-headers -// -// Keywords: kmalloc, kzalloc, kcalloc -// Version min: < 2.6.12 kmalloc -// Version min: < 2.6.12 kcalloc -// Version min: 2.6.14 kzalloc +//# This makes an effort to find cases where BUG() follows an if +//# condition on an expression and replaces the if condition and BUG() +//# with a BUG_ON having the conditional expression of the if statement +//# as argument. // +// Confidence: High +// Copyright: (C) 2014 Himangi Saraogi. GPLv2. +// Comments: +// Options: --no-includes, --include-headers -virtual context virtual patch +virtual context virtual org virtual report @@ -23,45 +20,43 @@ virtual report //---------------------------------------------------------- @depends on context@ -type T; +expression e; @@ -* (T *) - \(kmalloc\|kzalloc\|kcalloc\)(...) +*if (e) BUG(); //---------------------------------------------------------- // For patch mode //---------------------------------------------------------- @depends on patch@ -type T; +expression e; @@ -- (T *) - \(kmalloc\|kzalloc\|kcalloc\)(...) +-if (e) BUG(); ++BUG_ON(e); //---------------------------------------------------------- // For org and report mode //---------------------------------------------------------- -@r depends on org || report@ -type T; +@r@ +expression e; position p; @@ - (T@p *)\(kmalloc\|kzalloc\|kcalloc\)(...) + if (e) BUG@p (); @script:python depends on org@ p << r.p; -t << r.T; @@ -coccilib.org.print_safe_todo(p[0], t) +coccilib.org.print_todo(p[0], "WARNING use BUG_ON") @script:python depends on report@ p << r.p; -t << r.T; @@ -msg="WARNING: casting value returned by k[cmz]alloc to (%s *) is useless." % (t) +msg="WARNING: Use BUG_ON" coccilib.report.print_report(p[0], msg) + diff --git a/scripts/coccinelle/misc/simple_return.cocci b/scripts/coccinelle/misc/simple_return.cocci new file mode 100644 index 000000000000..47f7084b6360 --- /dev/null +++ b/scripts/coccinelle/misc/simple_return.cocci @@ -0,0 +1,180 @@ +/// Simplify a trivial if-return sequence. Possibly combine with a +/// preceding function call. +// +// Confidence: High +// Copyright: (C) 2014 Julia Lawall, INRIA/LIP6. GPLv2. +// Copyright: (C) 2014 Gilles Muller, INRIA/LiP6. GPLv2. +// URL: http://coccinelle.lip6.fr/ +// Comments: +// Options: --no-includes --include-headers + +virtual patch +virtual context +virtual org +virtual report + +@r depends on patch@ +local idexpression e; +identifier i,f,fn; +@@ + +fn(...) { <... +- e@i = ++ return + f(...); +-if (i != 0) return i; +-return 0; +...> } + +@depends on patch@ +identifier r.i; +type t; +@@ + +-t i; + ... when != i + +@depends on patch@ +expression e; +@@ + +-if (e != 0) + return e; +-return 0; + +// ----------------------------------------------------------------------- + +@s1 depends on context || org || report@ +local idexpression e; +identifier i,f,fn; +position p,p1,p2; +@@ + +fn(...) { <... +* e@i@p = f(...); + if (\(i@p1 != 0\|i@p2 < 0\)) + return i; + return 0; +...> } + +@s2 depends on context || org || report forall@ +identifier s1.i; +type t; +position q,s1.p; +expression e,f; +@@ + +* t i@q; + ... when != i + e@p = f(...); + +@s3 depends on context || org || report@ +expression e; +position p1!=s1.p1; +position p2!=s1.p2; +@@ + +*if (\(e@p1 != 0\|e@p2 < 0\)) + return e; + return 0; + +// ----------------------------------------------------------------------- + +@script:python depends on org@ +p << s1.p; +p1 << s1.p1; +q << s2.q; +@@ + +cocci.print_main("decl",q) +cocci.print_secs("use",p) +cocci.include_match(False) + +@script:python depends on org@ +p << s1.p; +p2 << s1.p2; +q << s2.q; +@@ + +cocci.print_main("decl",q) +cocci.print_secs("use with questionable test",p) +cocci.include_match(False) + +@script:python depends on org@ +p << s1.p; +p1 << s1.p1; +@@ + +cocci.print_main("use",p) + +@script:python depends on org@ +p << s1.p; +p2 << s1.p2; +@@ + +cocci.print_main("use with questionable test",p) + +@script:python depends on org@ +p << s3.p1; +@@ + +cocci.print_main("test",p) + +@script:python depends on org@ +p << s3.p2; +@@ + +cocci.print_main("questionable test",p) + +// ----------------------------------------------------------------------- + +@script:python depends on report@ +p << s1.p; +p1 << s1.p1; +q << s2.q; +@@ + +msg = "WARNING: end returns can be simpified and declaration on line %s can be dropped" % (q[0].line) +coccilib.report.print_report(p[0],msg) +cocci.include_match(False) + +@script:python depends on report@ +p << s1.p; +p1 << s1.p1; +q << s2.q +; +@@ + +msg = "WARNING: end returns may be simpified if negative or 0 value and declaration on line %s can be dropped" % (q[0].line) +coccilib.report.print_report(p[0],msg) +cocci.include_match(False) + +@script:python depends on report@ +p << s1.p; +p1 << s1.p1; +@@ + +msg = "WARNING: end returns can be simpified" +coccilib.report.print_report(p[0],msg) + +@script:python depends on report@ +p << s1.p; +p2 << s1.p2; +@@ + +msg = "WARNING: end returns can be simpified if negative or 0 value" +coccilib.report.print_report(p[0],msg) + +@script:python depends on report@ +p << s3.p1; +@@ + +msg = "WARNING: end returns can be simpified" +coccilib.report.print_report(p[0],msg) + +@script:python depends on report@ +p << s3.p2; +@@ + +msg = "WARNING: end returns can be simpified if tested value is negative or 0" +coccilib.report.print_report(p[0],msg) diff --git a/scripts/coccinelle/null/badzero.cocci b/scripts/coccinelle/null/badzero.cocci index d79baf7220e7..5551da2b4fe3 100644 --- a/scripts/coccinelle/null/badzero.cocci +++ b/scripts/coccinelle/null/badzero.cocci @@ -10,7 +10,7 @@ // Copyright: (C) 2012 Julia Lawall, INRIA/LIP6. GPLv2. // Copyright: (C) 2012 Gilles Muller, INRIA/LiP6. GPLv2. // URL: http://coccinelle.lip6.fr/ -// Comments: +// Comments: Requires Coccinelle version 1.0.0-rc20 or later // Options: virtual patch @@ -19,6 +19,7 @@ virtual org virtual report @initialize:ocaml@ +@@ let negtable = Hashtbl.create 101 @depends on patch@ diff --git a/scripts/export_report.pl b/scripts/export_report.pl index 8f79b701de87..8f79b701de87 100644..100755 --- a/scripts/export_report.pl +++ b/scripts/export_report.pl diff --git a/scripts/gcc-goto.sh b/scripts/gcc-goto.sh index c9469d34ecc6..c9469d34ecc6 100644..100755 --- a/scripts/gcc-goto.sh +++ b/scripts/gcc-goto.sh diff --git a/scripts/gcc-ld b/scripts/gcc-ld index cadab9a13ed7..cadab9a13ed7 100644..100755 --- a/scripts/gcc-ld +++ b/scripts/gcc-ld diff --git a/scripts/gcc-version.sh b/scripts/gcc-version.sh index 7f2126df91f2..7f2126df91f2 100644..100755 --- a/scripts/gcc-version.sh +++ b/scripts/gcc-version.sh diff --git a/scripts/gcc-x86_32-has-stack-protector.sh b/scripts/gcc-x86_32-has-stack-protector.sh index 12dbd0b11ea4..12dbd0b11ea4 100644..100755 --- a/scripts/gcc-x86_32-has-stack-protector.sh +++ b/scripts/gcc-x86_32-has-stack-protector.sh diff --git a/scripts/gcc-x86_64-has-stack-protector.sh b/scripts/gcc-x86_64-has-stack-protector.sh index 973e8c141567..973e8c141567 100644..100755 --- a/scripts/gcc-x86_64-has-stack-protector.sh +++ b/scripts/gcc-x86_64-has-stack-protector.sh diff --git a/scripts/gen_initramfs_list.sh b/scripts/gen_initramfs_list.sh index 17fa901418ae..17fa901418ae 100644..100755 --- a/scripts/gen_initramfs_list.sh +++ b/scripts/gen_initramfs_list.sh diff --git a/scripts/headers_check.pl b/scripts/headers_check.pl index 62320f93e903..62320f93e903 100644..100755 --- a/scripts/headers_check.pl +++ b/scripts/headers_check.pl diff --git a/scripts/headers_install.sh b/scripts/headers_install.sh index 5de5660cb708..fdebd66f8fc1 100644..100755 --- a/scripts/headers_install.sh +++ b/scripts/headers_install.sh @@ -1,8 +1,8 @@ #!/bin/sh -if [ $# -lt 1 ] +if [ $# -lt 2 ] then - echo "Usage: headers_install.sh OUTDIR SRCDIR [FILES...] + echo "Usage: headers_install.sh OUTDIR SRCDIR [FILES...]" echo echo "Prepares kernel header files for use by user space, by removing" echo "all compiler.h definitions and #includes, removing any" diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index dc7aa45e80ce..c6d33bd15b04 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -84,7 +84,7 @@ static void usage(void) */ static inline int is_arm_mapping_symbol(const char *str) { - return str[0] == '$' && strchr("atd", str[1]) + return str[0] == '$' && strchr("axtd", str[1]) && (str[2] == '\0' || str[2] == '.'); } diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile index 9c4d2412fb72..9645c0739386 100644 --- a/scripts/kconfig/Makefile +++ b/scripts/kconfig/Makefile @@ -104,6 +104,23 @@ endif %_defconfig: $(obj)/conf $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$@ $(Kconfig) +configfiles=$(wildcard $(srctree)/kernel/configs/$(1).config $(srctree)/arch/$(SRCARCH)/configs/$(1).config) + +define mergeconfig +$(if $(wildcard $(objtree)/.config),, $(error You need an existing .config for this target)) +$(if $(call configfiles,$(1)),, $(error No configuration exists for this target on this architecture)) +$(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh -m -O $(objtree) $(objtree)/.config $(call configfiles,$(1)) +$(Q)yes "" | $(MAKE) -f $(srctree)/Makefile oldconfig +endef + +PHONY += kvmconfig +kvmconfig: + $(call mergeconfig,kvm_guest) + +PHONY += tinyconfig +tinyconfig: allnoconfig + $(call mergeconfig,tiny) + # Help text used by make help help: @echo ' config - Update current config utilising a line-oriented program' @@ -124,6 +141,8 @@ help: @echo ' randconfig - New config with random answer to all options' @echo ' listnewconfig - List new options' @echo ' olddefconfig - Same as silentoldconfig but sets new symbols to their default value' + @echo ' kvmconfig - Enable additional options for guest kernel support' + @echo ' tinyconfig - Configure the tiniest possible kernel' # lxdialog stuff check-lxdialog := $(srctree)/$(src)/lxdialog/check-lxdialog.sh @@ -157,39 +176,10 @@ qconf-cxxobjs := qconf.o qconf-objs := zconf.tab.o gconf-objs := gconf.o zconf.tab.o -hostprogs-y := conf - -ifeq ($(MAKECMDGOALS),nconfig) - hostprogs-y += nconf -endif - -ifeq ($(MAKECMDGOALS),menuconfig) - hostprogs-y += mconf -endif - -ifeq ($(MAKECMDGOALS),update-po-config) - hostprogs-y += kxgettext -endif - -ifeq ($(MAKECMDGOALS),xconfig) - qconf-target := 1 -endif -ifeq ($(MAKECMDGOALS),gconfig) - gconf-target := 1 -endif - - -ifeq ($(qconf-target),1) - hostprogs-y += qconf -endif - -ifeq ($(gconf-target),1) - hostprogs-y += gconf -endif +hostprogs-y := conf nconf mconf kxgettext qconf gconf clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck clean-files += zconf.tab.c zconf.lex.c zconf.hash.c gconf.glade.h -clean-files += mconf qconf gconf nconf clean-files += config.pot linux.pot # Check that we have the required ncurses stuff installed for lxdialog (menuconfig) @@ -220,11 +210,12 @@ HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \ HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC)) HOSTLOADLIBES_nconf = $(shell \ - pkg-config --libs menu panel ncurses 2>/dev/null \ + pkg-config --libs menuw panelw ncursesw 2>/dev/null \ + || pkg-config --libs menu panel ncurses 2>/dev/null \ || echo "-lmenu -lpanel -lncurses" ) $(obj)/qconf.o: $(obj)/.tmp_qtcheck -ifeq ($(qconf-target),1) +ifeq ($(MAKECMDGOALS),xconfig) $(obj)/.tmp_qtcheck: $(src)/Makefile -include $(obj)/.tmp_qtcheck @@ -281,7 +272,7 @@ endif $(obj)/gconf.o: $(obj)/.tmp_gtkcheck -ifeq ($(gconf-target),1) +ifeq ($(MAKECMDGOALS),gconfig) -include $(obj)/.tmp_gtkcheck # GTK needs some extra effort, too... diff --git a/scripts/kconfig/lxdialog/check-lxdialog.sh b/scripts/kconfig/lxdialog/check-lxdialog.sh index 9d2a4c585ee1..5075ebf2d3b9 100644..100755 --- a/scripts/kconfig/lxdialog/check-lxdialog.sh +++ b/scripts/kconfig/lxdialog/check-lxdialog.sh @@ -21,7 +21,11 @@ ldflags() # Where is ncurses.h? ccflags() { - if [ -f /usr/include/ncursesw/curses.h ]; then + if pkg-config --cflags ncursesw 2>/dev/null; then + echo '-DCURSES_LOC="<ncurses.h>" -DNCURSES_WIDECHAR=1' + elif pkg-config --cflags ncurses 2>/dev/null; then + echo '-DCURSES_LOC="<ncurses.h>"' + elif [ -f /usr/include/ncursesw/curses.h ]; then echo '-I/usr/include/ncursesw -DCURSES_LOC="<curses.h>"' echo ' -DNCURSES_WIDECHAR=1' elif [ -f /usr/include/ncurses/ncurses.h ]; then diff --git a/scripts/kconfig/lxdialog/dialog.h b/scripts/kconfig/lxdialog/dialog.h index b4343d384926..fcffd5b41fb0 100644 --- a/scripts/kconfig/lxdialog/dialog.h +++ b/scripts/kconfig/lxdialog/dialog.h @@ -170,7 +170,7 @@ char item_tag(void); /* item list manipulation for lxdialog use */ #define MAXITEMSTR 200 struct dialog_item { - char str[MAXITEMSTR]; /* promtp displayed */ + char str[MAXITEMSTR]; /* prompt displayed */ char tag; void *data; /* pointer to menu item - used by menubox+checklist */ int selected; /* Set to 1 by dialog_*() function if selected. */ diff --git a/scripts/kconfig/streamline_config.pl b/scripts/kconfig/streamline_config.pl index 9cb8522d8d22..9cb8522d8d22 100644..100755 --- a/scripts/kconfig/streamline_config.pl +++ b/scripts/kconfig/streamline_config.pl diff --git a/scripts/kernel-doc b/scripts/kernel-doc index 16a07cfa4d34..70bea942b413 100755 --- a/scripts/kernel-doc +++ b/scripts/kernel-doc @@ -2085,6 +2085,7 @@ sub dump_function($$) { $prototype =~ s/^noinline +//; $prototype =~ s/__init +//; $prototype =~ s/__init_or_module +//; + $prototype =~ s/__meminit +//; $prototype =~ s/__must_check +//; $prototype =~ s/__weak +//; my $define = $prototype =~ s/^#\s*define\s+//; #ak added diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh index 86a4fe75f453..86a4fe75f453 100644..100755 --- a/scripts/link-vmlinux.sh +++ b/scripts/link-vmlinux.sh diff --git a/scripts/markup_oops.pl b/scripts/markup_oops.pl index c21d16328d3f..c21d16328d3f 100644..100755 --- a/scripts/markup_oops.pl +++ b/scripts/markup_oops.pl diff --git a/scripts/mkmakefile b/scripts/mkmakefile index 84af27bf0f99..84af27bf0f99 100644..100755 --- a/scripts/mkmakefile +++ b/scripts/mkmakefile diff --git a/scripts/mksysmap b/scripts/mksysmap index 7ada35a0f478..7ada35a0f478 100644..100755 --- a/scripts/mksysmap +++ b/scripts/mksysmap diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 9d9c5b905b35..d439856f8176 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -24,9 +24,9 @@ #include "../../include/linux/export.h" /* Are we using CONFIG_MODVERSIONS? */ -int modversions = 0; +static int modversions = 0; /* Warn about undefined symbols? (do so if we have vmlinux) */ -int have_vmlinux = 0; +static int have_vmlinux = 0; /* Is CONFIG_MODULE_SRCVERSION_ALL set? */ static int all_versions = 0; /* If we are modposting external module set to 1 */ @@ -229,7 +229,7 @@ static struct symbol *find_symbol(const char *name) return NULL; } -static struct { +static const struct { const char *str; enum export export; } export_list[] = { @@ -772,32 +772,10 @@ static const char *sech_name(struct elf_info *elf, Elf_Shdr *sechdr) sechdr->sh_name; } -/* if sym is empty or point to a string - * like ".[0-9]+" then return 1. - * This is the optional prefix added by ld to some sections - */ -static int number_prefix(const char *sym) -{ - if (*sym++ == '\0') - return 1; - if (*sym != '.') - return 0; - do { - char c = *sym++; - if (c < '0' || c > '9') - return 0; - } while (*sym); - return 1; -} - /* The pattern is an array of simple patterns. * "foo" will match an exact string equal to "foo" * "*foo" will match a string that ends with "foo" * "foo*" will match a string that begins with "foo" - * "foo$" will match a string equal to "foo" or "foo.1" - * where the '1' can be any number including several digits. - * The $ syntax is for sections where ld append a dot number - * to make section name unique. */ static int match(const char *sym, const char * const pat[]) { @@ -816,13 +794,6 @@ static int match(const char *sym, const char * const pat[]) if (strncmp(sym, p, strlen(p) - 1) == 0) return 1; } - /* "foo$" */ - else if (*endp == '$') { - if (strncmp(sym, p, strlen(p) - 1) == 0) { - if (number_prefix(sym + strlen(p) - 1)) - return 1; - } - } /* no wildcards */ else { if (strcmp(p, sym) == 0) @@ -834,7 +805,7 @@ static int match(const char *sym, const char * const pat[]) } /* sections that we do not want to do full section mismatch check on */ -static const char *section_white_list[] = +static const char *const section_white_list[] = { ".comment*", ".debug*", @@ -880,20 +851,20 @@ static void check_section(const char *modname, struct elf_info *elf, #define ALL_INIT_DATA_SECTIONS \ - ".init.setup$", ".init.rodata$", ".meminit.rodata$", \ - ".init.data$", ".meminit.data$" + ".init.setup", ".init.rodata", ".meminit.rodata", \ + ".init.data", ".meminit.data" #define ALL_EXIT_DATA_SECTIONS \ - ".exit.data$", ".memexit.data$" + ".exit.data", ".memexit.data" #define ALL_INIT_TEXT_SECTIONS \ - ".init.text$", ".meminit.text$" + ".init.text", ".meminit.text" #define ALL_EXIT_TEXT_SECTIONS \ - ".exit.text$", ".memexit.text$" + ".exit.text", ".memexit.text" #define ALL_PCI_INIT_SECTIONS \ - ".pci_fixup_early$", ".pci_fixup_header$", ".pci_fixup_final$", \ - ".pci_fixup_enable$", ".pci_fixup_resume$", \ - ".pci_fixup_resume_early$", ".pci_fixup_suspend$" + ".pci_fixup_early", ".pci_fixup_header", ".pci_fixup_final", \ + ".pci_fixup_enable", ".pci_fixup_resume", \ + ".pci_fixup_resume_early", ".pci_fixup_suspend" #define ALL_XXXINIT_SECTIONS MEM_INIT_SECTIONS #define ALL_XXXEXIT_SECTIONS MEM_EXIT_SECTIONS @@ -901,8 +872,8 @@ static void check_section(const char *modname, struct elf_info *elf, #define ALL_INIT_SECTIONS INIT_SECTIONS, ALL_XXXINIT_SECTIONS #define ALL_EXIT_SECTIONS EXIT_SECTIONS, ALL_XXXEXIT_SECTIONS -#define DATA_SECTIONS ".data$", ".data.rel$" -#define TEXT_SECTIONS ".text$", ".text.unlikely$" +#define DATA_SECTIONS ".data", ".data.rel" +#define TEXT_SECTIONS ".text", ".text.unlikely" #define INIT_SECTIONS ".init.*" #define MEM_INIT_SECTIONS ".meminit.*" @@ -911,17 +882,18 @@ static void check_section(const char *modname, struct elf_info *elf, #define MEM_EXIT_SECTIONS ".memexit.*" /* init data sections */ -static const char *init_data_sections[] = { ALL_INIT_DATA_SECTIONS, NULL }; +static const char *const init_data_sections[] = + { ALL_INIT_DATA_SECTIONS, NULL }; /* all init sections */ -static const char *init_sections[] = { ALL_INIT_SECTIONS, NULL }; +static const char *const init_sections[] = { ALL_INIT_SECTIONS, NULL }; /* All init and exit sections (code + data) */ -static const char *init_exit_sections[] = +static const char *const init_exit_sections[] = {ALL_INIT_SECTIONS, ALL_EXIT_SECTIONS, NULL }; /* data section */ -static const char *data_sections[] = { DATA_SECTIONS, NULL }; +static const char *const data_sections[] = { DATA_SECTIONS, NULL }; /* symbols in .data that may refer to init/exit sections */ @@ -935,8 +907,8 @@ static const char *data_sections[] = { DATA_SECTIONS, NULL }; "*_probe_one", \ "*_console" -static const char *head_sections[] = { ".head.text*", NULL }; -static const char *linker_symbols[] = +static const char *const head_sections[] = { ".head.text*", NULL }; +static const char *const linker_symbols[] = { "__init_begin", "_sinittext", "_einittext", NULL }; enum mismatch { @@ -958,7 +930,7 @@ struct sectioncheck { const char *symbol_white_list[20]; }; -const struct sectioncheck sectioncheck[] = { +static const struct sectioncheck sectioncheck[] = { /* Do not reference init/exit code/data from * normal code and data */ @@ -1175,7 +1147,7 @@ static Elf_Sym *find_elf_symbol(struct elf_info *elf, Elf64_Sword addr, static inline int is_arm_mapping_symbol(const char *str) { - return str[0] == '$' && strchr("atd", str[1]) + return str[0] == '$' && strchr("axtd", str[1]) && (str[2] == '\0' || str[2] == '.'); } @@ -1703,12 +1675,11 @@ static void check_sec_ref(struct module *mod, const char *modname, static char *remove_dot(char *s) { - char *end; - int n = strcspn(s, "."); + size_t n = strcspn(s, "."); - if (n > 0 && s[n] != 0) { - strtoul(s + n + 1, &end, 10); - if (end > s + n + 1 && (*end == '.' || *end == 0)) + if (n && s[n]) { + size_t m = strspn(s + n + 1, "0123456789"); + if (m && (s[n + m] == '.' || s[n + m] == 0)) s[n] = 0; } return s; @@ -2241,7 +2212,7 @@ int main(int argc, char **argv) err = 0; for (mod = modules; mod; mod = mod->next) { - char fname[strlen(mod->name) + 10]; + char fname[PATH_MAX]; if (mod->skip) continue; diff --git a/scripts/package/builddeb b/scripts/package/builddeb index 35d5a5877d04..59726243c2eb 100644..100755 --- a/scripts/package/builddeb +++ b/scripts/package/builddeb @@ -37,7 +37,7 @@ create_package() { s390*) debarch=s390$(grep -q CONFIG_64BIT=y $KCONFIG_CONFIG && echo x || true) ;; ppc*) - debarch=powerpc ;; + debarch=$(grep -q CPU_LITTLE_ENDIAN=y $KCONFIG_CONFIG && echo ppc64el || echo powerpc) ;; parisc*) debarch=hppa ;; mips*) @@ -64,7 +64,7 @@ create_package() { fi # Create the package - dpkg-gencontrol -isp $forcearch -Vkernel:debarch="${debarch:-$(dpkg --print-architecture)}" -p$pname -P"$pdir" + dpkg-gencontrol $forcearch -Vkernel:debarch="${debarch:-$(dpkg --print-architecture)}" -p$pname -P"$pdir" dpkg --build "$pdir" .. } @@ -152,18 +152,16 @@ if grep -q '^CONFIG_MODULES=y' $KCONFIG_CONFIG ; then rmdir "$tmpdir/lib/modules/$version" fi if [ -n "$BUILD_DEBUG" ] ; then - ( - cd $tmpdir - for module in $(find lib/modules/ -name *.ko); do - mkdir -p $(dirname $dbg_dir/usr/lib/debug/$module) - # only keep debug symbols in the debug file - $OBJCOPY --only-keep-debug $module $dbg_dir/usr/lib/debug/$module - # strip original module from debug symbols - $OBJCOPY --strip-debug $module - # then add a link to those - $OBJCOPY --add-gnu-debuglink=$dbg_dir/usr/lib/debug/$module $module - done - ) + for module in $(find $tmpdir/lib/modules/ -name *.ko -printf '%P\n'); do + module=lib/modules/$module + mkdir -p $(dirname $dbg_dir/usr/lib/debug/$module) + # only keep debug symbols in the debug file + $OBJCOPY --only-keep-debug $tmpdir/$module $dbg_dir/usr/lib/debug/$module + # strip original module from debug symbols + $OBJCOPY --strip-debug $tmpdir/$module + # then add a link to those + $OBJCOPY --add-gnu-debuglink=$dbg_dir/usr/lib/debug/$module $tmpdir/$module + done fi fi diff --git a/scripts/package/buildtar b/scripts/package/buildtar index e046bff33589..e046bff33589 100644..100755 --- a/scripts/package/buildtar +++ b/scripts/package/buildtar diff --git a/scripts/profile2linkerlist.pl b/scripts/profile2linkerlist.pl index 6943fa7cc95b..6943fa7cc95b 100644..100755 --- a/scripts/profile2linkerlist.pl +++ b/scripts/profile2linkerlist.pl diff --git a/scripts/recordmcount.c b/scripts/recordmcount.c index 650ecc83d7d7..001facfa5b74 100644 --- a/scripts/recordmcount.c +++ b/scripts/recordmcount.c @@ -388,10 +388,6 @@ do_file(char const *const fname) "unrecognized ET_REL file: %s\n", fname); fail_file(); } - if (w2(ehdr->e_machine) == EM_S390) { - reltype = R_390_32; - mcount_adjust_32 = -4; - } if (w2(ehdr->e_machine) == EM_MIPS) { reltype = R_MIPS_32; is_fake_mcount32 = MIPS32_is_fake_mcount; diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl index 397b6b84e8c5..d4b665610d67 100755 --- a/scripts/recordmcount.pl +++ b/scripts/recordmcount.pl @@ -241,13 +241,6 @@ if ($arch eq "x86_64") { $objcopy .= " -O elf32-i386"; $cc .= " -m32"; -} elsif ($arch eq "s390" && $bits == 32) { - $mcount_regex = "^\\s*([0-9a-fA-F]+):\\s*R_390_32\\s+_mcount\$"; - $mcount_adjust = -4; - $alignment = 4; - $ld .= " -m elf_s390"; - $cc .= " -m31"; - } elsif ($arch eq "s390" && $bits == 64) { $mcount_regex = "^\\s*([0-9a-fA-F]+):\\s*R_390_(PC|PLT)32DBL\\s+_mcount\\+0x2\$"; $mcount_adjust = -8; diff --git a/scripts/rt-tester/rt-tester.py b/scripts/rt-tester/rt-tester.py index 6d916c2a45a5..6d916c2a45a5 100644..100755 --- a/scripts/rt-tester/rt-tester.py +++ b/scripts/rt-tester/rt-tester.py diff --git a/scripts/selinux/install_policy.sh b/scripts/selinux/install_policy.sh index f6a0ce71015f..f6a0ce71015f 100644..100755 --- a/scripts/selinux/install_policy.sh +++ b/scripts/selinux/install_policy.sh diff --git a/scripts/sortextable.h b/scripts/sortextable.h index 8fac3fd697a6..ba8700428e21 100644 --- a/scripts/sortextable.h +++ b/scripts/sortextable.h @@ -103,7 +103,7 @@ do_func(Elf_Ehdr *ehdr, char const *const fname, table_sort_t custom_sort) Elf_Sym *sort_needed_sym; Elf_Shdr *sort_needed_sec; Elf_Rel *relocs = NULL; - int relocs_size; + int relocs_size = 0; uint32_t *sort_done_location; const char *secstrtab; const char *strtab; diff --git a/scripts/spelling.txt b/scripts/spelling.txt new file mode 100644 index 000000000000..fc7fd52b5e03 --- /dev/null +++ b/scripts/spelling.txt @@ -0,0 +1,1042 @@ +# Originally from Debian's Lintian tool. Various false positives have been +# removed, and various additions have been made as they've been discovered +# in the kernel source. +# +# License: GPLv2 +# +# The format of each line is: +# mistake||correction +# +abandonning||abandoning +abigious||ambiguous +abitrate||arbitrate +abov||above +abreviated||abbreviated +absense||absence +absolut||absolute +absoulte||absolute +acccess||access +acceleratoin||acceleration +accelleration||acceleration +accesing||accessing +accesnt||accent +accessable||accessible +accesss||access +accidentaly||accidentally +accidentually||accidentally +accoding||according +accomodate||accommodate +accomodates||accommodates +accordign||according +accoring||according +accout||account +accquire||acquire +accquired||acquired +acessable||accessible +acess||access +achitecture||architecture +acient||ancient +acitions||actions +acitve||active +acknowldegement||acknowldegement +acknowledgement||acknowledgment +ackowledge||acknowledge +ackowledged||acknowledged +acording||according +activete||activate +acumulating||accumulating +adapater||adapter +addional||additional +additionaly||additionally +addres||address +addreses||addresses +addresss||address +aditional||additional +aditionally||additionally +aditionaly||additionally +adminstrative||administrative +adress||address +adresses||addresses +adviced||advised +afecting||affecting +agaist||against +albumns||albums +alegorical||allegorical +algorith||algorithm +algorithmical||algorithmically +algoritm||algorithm +algoritms||algorithms +algorrithm||algorithm +algorritm||algorithm +allign||align +allocatrd||allocated +allocte||allocate +allpication||application +alocate||allocate +alogirhtms||algorithms +alogrithm||algorithm +alot||a lot +alow||allow +alows||allows +altough||although +alue||value +ambigious||ambiguous +amoung||among +amout||amount +analysator||analyzer +ang||and +anniversery||anniversary +annoucement||announcement +anomolies||anomalies +anomoly||anomaly +anway||anyway 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+succesful||successful +successfull||successful +sucessfully||successfully +sucess||success +superflous||superfluous +superseeded||superseded +suplied||supplied +suported||supported +suport||support +suppored||supported +supportin||supporting +suppoted||supported +suppported||supported +suppport||support +supress||suppress +surpresses||suppresses +susbsystem||subsystem +suspicously||suspiciously +swaping||swapping +switchs||switches +symetric||symmetric +synax||syntax +synchonized||synchronized +syncronize||synchronize +syncronizing||synchronizing +syncronus||synchronous +syste||system +sytem||system +sythesis||synthesis +taht||that +targetted||targeted +targetting||targeting +teh||the +temorary||temporary +temproarily||temporarily +thier||their +threds||threads +threshhold||threshold +throught||through +thses||these +tiggered||triggered +tipically||typically +tmis||this +torerable||tolerable +tramsmitted||transmitted +tramsmit||transmit +tranfer||transfer +transciever||transceiver +transferd||transferrd +transfered||transferred +transfering||transferring +transision||transition +transmittd||transmitted +transormed||transformed +trasmission||transmission +treshold||threshold +trigerring||triggering +trun||turn +ture||true +tyep||type +udpate||update +uesd||used +unconditionaly||unconditionally +underun||underrun +unecessary||unnecessary +unexecpted||unexpected +unexpectd||unexpected +unexpeted||unexpected +unfortunatelly||unfortunately +unifiy||unify +unknonw||unknown +unknow||unknown +unkown||unknown +unneedingly||unnecessarily +unresgister||unregister +unsinged||unsigned +unstabel||unstable +unsuccessfull||unsuccessful +unsuported||unsupported +untill||until +unuseful||useless +upate||update +usefule||useful +usefull||useful +usege||usage +usera||users +usualy||usually +utilites||utilities +utillities||utilities +utilties||utilities +utiltity||utility +utitity||utility +utitlty||utility +vaid||valid +vaild||valid +valide||valid +variantions||variations +varient||variant +vaule||value +verbse||verbose +verisons||versions +verison||version +verson||version +vicefersa||vice-versa +virtal||virtual +virtaul||virtual +virtiual||virtual +visiters||visitors +vitual||virtual +wating||waiting +whataver||whatever +whenver||whenever +wheter||whether +whe||when +wierd||weird +wiil||will +wirte||write +withing||within +wnat||want +workarould||workaround +writeing||writing +writting||writing +zombe||zombie +zomebie||zombie diff --git a/scripts/tags.sh b/scripts/tags.sh index e6b011fe1d0d..cdb491d84503 100755 --- a/scripts/tags.sh +++ b/scripts/tags.sh @@ -168,6 +168,7 @@ exuberant() --extra=+f --c-kinds=+px \ --regex-asm='/^(ENTRY|_GLOBAL)\(([^)]*)\).*/\2/' \ --regex-c='/^SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/sys_\1/' \ + --regex-c='/^COMPAT_SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/compat_sys_\1/' \ --regex-c++='/^TRACE_EVENT\(([^,)]*).*/trace_\1/' \ --regex-c++='/^DEFINE_EVENT\([^,)]*, *([^,)]*).*/trace_\1/' \ --regex-c++='/PAGEFLAG\(([^,)]*).*/Page\1/' \ @@ -192,10 +193,9 @@ exuberant() --regex-c++='/TESTCLEARFLAG_FALSE\(([^,)]*).*/TestClearPage\1/' \ --regex-c++='/__TESTCLEARFLAG_FALSE\(([^,)]*).*/__TestClearPage\1/' \ --regex-c++='/_PE\(([^,)]*).*/PEVENT_ERRNO__\1/' \ - --regex-c++='/TESTPCGFLAG\(([^,)]*).*/PageCgroup\1/' \ - --regex-c++='/SETPCGFLAG\(([^,)]*).*/SetPageCgroup\1/' \ - --regex-c++='/CLEARPCGFLAG\(([^,)]*).*/ClearPageCgroup\1/' \ - --regex-c++='/TESTCLEARPCGFLAG\(([^,)]*).*/TestClearPageCgroup\1/' \ + --regex-c++='/TASK_PFA_TEST\([^,]*,\s*([^)]*)\)/task_\1/' \ + --regex-c++='/TASK_PFA_SET\([^,]*,\s*([^)]*)\)/task_set_\1/' \ + --regex-c++='/TASK_PFA_CLEAR\([^,]*,\s*([^)]*)\)/task_clear_\1/'\ --regex-c='/PCI_OP_READ\((\w*).*[1-4]\)/pci_bus_read_config_\1/' \ --regex-c='/PCI_OP_WRITE\((\w*).*[1-4]\)/pci_bus_write_config_\1/' \ --regex-c='/DEFINE_(MUTEX|SEMAPHORE|SPINLOCK)\((\w*)/\2/v/' \ @@ -231,6 +231,7 @@ emacs() all_target_sources | xargs $1 -a \ --regex='/^\(ENTRY\|_GLOBAL\)(\([^)]*\)).*/\2/' \ --regex='/^SYSCALL_DEFINE[0-9]?(\([^,)]*\).*/sys_\1/' \ + --regex='/^COMPAT_SYSCALL_DEFINE[0-9]?(\([^,)]*\).*/compat_sys_\1/' \ --regex='/^TRACE_EVENT(\([^,)]*\).*/trace_\1/' \ --regex='/^DEFINE_EVENT([^,)]*, *\([^,)]*\).*/trace_\1/' \ --regex='/PAGEFLAG(\([^,)]*\).*/Page\1/' \ @@ -254,14 +255,13 @@ emacs() --regex='/__CLEARPAGEFLAG_NOOP(\([^,)]*\).*/__ClearPage\1/' \ --regex='/TESTCLEARFLAG_FALSE(\([^,)]*\).*/TestClearPage\1/' \ --regex='/__TESTCLEARFLAG_FALSE(\([^,)]*\).*/__TestClearPage\1/' \ - --regex='/TESTPCGFLAG\(([^,)]*).*/PageCgroup\1/' \ - --regex='/SETPCGFLAG\(([^,)]*).*/SetPageCgroup\1/' \ - --regex='/CLEARPCGFLAG\(([^,)]*).*/ClearPageCgroup\1/' \ - --regex='/TESTCLEARPCGFLAG\(([^,)]*).*/TestClearPageCgroup\1/' \ + --regex='/TASK_PFA_TEST\([^,]*,\s*([^)]*)\)/task_\1/' \ + --regex='/TASK_PFA_SET\([^,]*,\s*([^)]*)\)/task_set_\1/' \ + --regex='/TASK_PFA_CLEAR\([^,]*,\s*([^)]*)\)/task_clear_\1/' \ --regex='/_PE(\([^,)]*\).*/PEVENT_ERRNO__\1/' \ --regex='/PCI_OP_READ(\([a-z]*[a-z]\).*[1-4])/pci_bus_read_config_\1/' \ --regex='/PCI_OP_WRITE(\([a-z]*[a-z]\).*[1-4])/pci_bus_write_config_\1/'\ - --regex='/DEFINE_HASHTABLE\((\w*)/\1/v/' + --regex='/[^#]*DEFINE_HASHTABLE(\([^,)]*\)/\1/' all_kconfigs | xargs $1 -a \ --regex='/^[ \t]*\(\(menu\)*config\)[ \t]+\([a-zA-Z0-9_]+\)/\3/' diff --git a/scripts/tracing/draw_functrace.py b/scripts/tracing/draw_functrace.py index db40fa04cd51..db40fa04cd51 100644..100755 --- a/scripts/tracing/draw_functrace.py +++ b/scripts/tracing/draw_functrace.py diff --git a/scripts/xz_wrap.sh b/scripts/xz_wrap.sh index 7a2d372f4885..7a2d372f4885 100644..100755 --- a/scripts/xz_wrap.sh +++ b/scripts/xz_wrap.sh |