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-rw-r--r--scripts/Makefile.asm-generic11
-rw-r--r--scripts/Makefile.build6
-rw-r--r--scripts/Makefile.lib6
-rw-r--r--scripts/Makefile.modinst2
-rw-r--r--scripts/Makefile.modpost1
-rwxr-xr-xscripts/adjust_autoksyms.sh9
-rw-r--r--scripts/coccinelle/free/put_device.cocci56
-rw-r--r--scripts/kconfig/lxdialog/.gitignore4
-rwxr-xr-xscripts/link-vmlinux.sh9
-rw-r--r--scripts/mod/modpost.c27
-rwxr-xr-xscripts/package/builddeb32
-rwxr-xr-xscripts/package/buildtar2
-rwxr-xr-xscripts/package/mkdebian39
13 files changed, 124 insertions, 80 deletions
diff --git a/scripts/Makefile.asm-generic b/scripts/Makefile.asm-generic
index a62d2823f6cf..82ad63dcd62b 100644
--- a/scripts/Makefile.asm-generic
+++ b/scripts/Makefile.asm-generic
@@ -12,8 +12,19 @@ all:
src := $(subst /generated,,$(obj))
-include $(src)/Kbuild
+# $(generic)/Kbuild lists mandatory-y. Exclude um since it is a special case.
+ifneq ($(SRCARCH),um)
+include $(generic)/Kbuild
+endif
+
include scripts/Kbuild.include
+redundant := $(filter $(mandatory-y) $(generated-y), $(generic-y))
+redundant += $(foreach f, $(generic-y), $(if $(wildcard $(srctree)/$(src)/$(f)),$(f)))
+redundant := $(sort $(redundant))
+$(if $(redundant),\
+ $(warning redundant generic-y found in $(src)/Kbuild: $(redundant)))
+
# If arch does not implement mandatory headers, fallback to asm-generic ones.
mandatory-y := $(filter-out $(generated-y), $(mandatory-y))
generic-y += $(foreach f, $(mandatory-y), $(if $(wildcard $(srctree)/$(src)/$(f)),,$(f)))
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 850b611f4aba..2554a15ecf2b 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -426,13 +426,9 @@ $(modorder-target): $(subdir-ym) FORCE
# Rule to compile a set of .o files into one .a file (with symbol table)
#
ifdef lib-target
-quiet_cmd_link_l_target = AR $@
-
-# lib target archives do get a symbol table and index
-cmd_link_l_target = rm -f $@; $(AR) rcsTP$(KBUILD_ARFLAGS) $@ $(real-prereqs)
$(lib-target): $(lib-y) FORCE
- $(call if_changed,link_l_target)
+ $(call if_changed,ar)
targets += $(lib-target)
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index c0abd9a779c3..8a1f64f17740 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -233,6 +233,12 @@ $(obj)/%: $(src)/%_shipped
quiet_cmd_ld = LD $@
cmd_ld = $(LD) $(ld_flags) $(real-prereqs) -o $@
+# Archive
+# ---------------------------------------------------------------------------
+
+quiet_cmd_ar = AR $@
+ cmd_ar = rm -f $@; $(AR) rcsTP$(KBUILD_ARFLAGS) $@ $(real-prereqs)
+
# Objcopy
# ---------------------------------------------------------------------------
diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst
index ff5ca9817a85..0dae402661f3 100644
--- a/scripts/Makefile.modinst
+++ b/scripts/Makefile.modinst
@@ -23,7 +23,7 @@ quiet_cmd_modules_install = INSTALL $@
mkdir -p $(2) ; \
cp $@ $(2) ; \
$(mod_strip_cmd) $(2)/$(notdir $@) ; \
- $(mod_sign_cmd) $(2)/$(notdir $@) $(patsubst %,|| true,$(KBUILD_EXTMOD)) && \
+ $(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
diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost
index c0b7f526f95e..6b7f354f189a 100644
--- a/scripts/Makefile.modpost
+++ b/scripts/Makefile.modpost
@@ -77,7 +77,6 @@ modpost = scripts/mod/modpost \
$(if $(KBUILD_EXTMOD),-I $(modulesymfile)) \
$(if $(KBUILD_EXTRA_SYMBOLS), $(patsubst %, -e %,$(KBUILD_EXTRA_SYMBOLS))) \
$(if $(KBUILD_EXTMOD),-o $(modulesymfile)) \
- $(if $(CONFIG_DEBUG_SECTION_MISMATCH),,-S) \
$(if $(CONFIG_SECTION_MISMATCH_WARN_ONLY),,-E) \
$(if $(KBUILD_EXTMOD)$(KBUILD_MODPOST_WARN),-w)
diff --git a/scripts/adjust_autoksyms.sh b/scripts/adjust_autoksyms.sh
index 6e6d63957da3..84bf6b500815 100755
--- a/scripts/adjust_autoksyms.sh
+++ b/scripts/adjust_autoksyms.sh
@@ -39,14 +39,7 @@ case "$KBUILD_VERBOSE" in
esac
# We need access to CONFIG_ symbols
-case "${KCONFIG_CONFIG}" in
-*/*)
- . "${KCONFIG_CONFIG}"
- ;;
-*)
- # Force using a file from the current directory
- . "./${KCONFIG_CONFIG}"
-esac
+. include/config/auto.conf
# Generate a new ksym list file with symbols needed by the current
# set of modules.
diff --git a/scripts/coccinelle/free/put_device.cocci b/scripts/coccinelle/free/put_device.cocci
new file mode 100644
index 000000000000..7395697e7f19
--- /dev/null
+++ b/scripts/coccinelle/free/put_device.cocci
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: GPL-2.0
+/// Find missing put_device for every of_find_device_by_node.
+///
+// Confidence: Moderate
+// Copyright: (C) 2018-2019 Wen Yang, ZTE.
+// Comments:
+// Options: --no-includes --include-headers
+
+virtual report
+virtual org
+
+@search exists@
+local idexpression id;
+expression x,e,e1;
+position p1,p2;
+type T,T1,T2,T3;
+@@
+
+id = of_find_device_by_node@p1(x)
+... when != e = id
+if (id == NULL || ...) { ... return ...; }
+... when != put_device(&id->dev)
+ when != platform_device_put(id)
+ when != of_dev_put(id)
+ when != if (id) { ... put_device(&id->dev) ... }
+ when != e1 = (T)id
+ when != e1 = &id->dev
+ when != e1 = get_device(&id->dev)
+ when != e1 = (T1)platform_get_drvdata(id)
+(
+ return
+( id
+| (T2)dev_get_drvdata(&id->dev)
+| (T3)platform_get_drvdata(id)
+);
+| return@p2 ...;
+)
+
+@script:python depends on report@
+p1 << search.p1;
+p2 << search.p2;
+@@
+
+coccilib.report.print_report(p2[0], "ERROR: missing put_device; "
+ + "call of_find_device_by_node on line "
+ + p1[0].line
+ + ", but without a corresponding object release "
+ + "within this function.")
+
+@script:python depends on org@
+p1 << search.p1;
+p2 << search.p2;
+@@
+
+cocci.print_main("of_find_device_by_node", p1)
+cocci.print_secs("needed put_device", p2)
diff --git a/scripts/kconfig/lxdialog/.gitignore b/scripts/kconfig/lxdialog/.gitignore
deleted file mode 100644
index 90b08ff025a6..000000000000
--- a/scripts/kconfig/lxdialog/.gitignore
+++ /dev/null
@@ -1,4 +0,0 @@
-#
-# Generated files
-#
-lxdialog
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index bc7f1fc1f55b..dc0e8c5a1402 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -171,14 +171,7 @@ if [ "$1" = "clean" ]; then
fi
# We need access to CONFIG_ symbols
-case "${KCONFIG_CONFIG}" in
-*/*)
- . "${KCONFIG_CONFIG}"
- ;;
-*)
- # Force using a file from the current directory
- . "./${KCONFIG_CONFIG}"
-esac
+. include/config/auto.conf
# Update version
info GEN .version
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 26bf886bd168..0b0d1080b1c5 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -35,7 +35,6 @@ static int vmlinux_section_warnings = 1;
static int warn_unresolved = 0;
/* How a symbol is exported */
static int sec_mismatch_count = 0;
-static int sec_mismatch_verbose = 1;
static int sec_mismatch_fatal = 0;
/* ignore missing files */
static int ignore_missing_files;
@@ -1406,8 +1405,6 @@ static void report_sec_mismatch(const char *modname,
char *prl_to;
sec_mismatch_count++;
- if (!sec_mismatch_verbose)
- return;
get_pretty_name(from_is_func, &from, &from_p);
get_pretty_name(to_is_func, &to, &to_p);
@@ -1655,9 +1652,7 @@ static void extable_mismatch_handler(const char* modname, struct elf_info *elf,
sec_mismatch_count++;
- if (sec_mismatch_verbose)
- report_extable_warnings(modname, elf, mismatch, r, sym,
- fromsec, tosec);
+ report_extable_warnings(modname, elf, mismatch, r, sym, fromsec, tosec);
if (match(tosec, mismatch->bad_tosec))
fatal("The relocation at %s+0x%lx references\n"
@@ -2433,7 +2428,7 @@ int main(int argc, char **argv)
struct ext_sym_list *extsym_iter;
struct ext_sym_list *extsym_start = NULL;
- while ((opt = getopt(argc, argv, "i:I:e:mnsST:o:awE")) != -1) {
+ while ((opt = getopt(argc, argv, "i:I:e:mnsT:o:awE")) != -1) {
switch (opt) {
case 'i':
kernel_read = optarg;
@@ -2465,9 +2460,6 @@ int main(int argc, char **argv)
case 's':
vmlinux_section_warnings = 0;
break;
- case 'S':
- sec_mismatch_verbose = 0;
- break;
case 'T':
files_source = optarg;
break;
@@ -2525,18 +2517,9 @@ int main(int argc, char **argv)
}
if (dump_write)
write_dump(dump_write);
- if (sec_mismatch_count) {
- if (!sec_mismatch_verbose) {
- warn("modpost: Found %d section mismatch(es).\n"
- "To see full details build your kernel with:\n"
- "'make CONFIG_DEBUG_SECTION_MISMATCH=y'\n",
- sec_mismatch_count);
- }
- if (sec_mismatch_fatal) {
- fatal("modpost: Section mismatches detected.\n"
- "Set CONFIG_SECTION_MISMATCH_WARN_ONLY=y to allow them.\n");
- }
- }
+ if (sec_mismatch_count && sec_mismatch_fatal)
+ fatal("modpost: Section mismatches detected.\n"
+ "Set CONFIG_SECTION_MISMATCH_WARN_ONLY=y to allow them.\n");
free(buf.p);
return err;
diff --git a/scripts/package/builddeb b/scripts/package/builddeb
index 8ac25d10a6ad..b03dd56a4782 100755
--- a/scripts/package/builddeb
+++ b/scripts/package/builddeb
@@ -12,6 +12,18 @@
set -e
+is_enabled() {
+ grep -q "^$1=y" include/config/auto.conf
+}
+
+if_enabled_echo() {
+ if is_enabled "$1"; then
+ echo -n "$2"
+ elif [ $# -ge 3 ]; then
+ echo -n "$3"
+ fi
+}
+
create_package() {
local pname="$1" pdir="$2"
@@ -62,7 +74,7 @@ parisc|mips|powerpc)
installed_image_path="boot/vmlinuz-$version"
esac
-BUILD_DEBUG="$(grep -s '^CONFIG_DEBUG_INFO=y' $KCONFIG_CONFIG || true)"
+BUILD_DEBUG=$(if_enabled_echo CONFIG_DEBUG_INFO Yes)
# Setup the directory structure
rm -rf "$tmpdir" "$kernel_headers_dir" "$libc_headers_dir" "$dbg_dir" $objtree/debian/files
@@ -83,14 +95,14 @@ else
fi
cp "$($MAKE -s -f $srctree/Makefile image_name)" "$tmpdir/$installed_image_path"
-if grep -q "^CONFIG_OF_EARLY_FLATTREE=y" $KCONFIG_CONFIG ; then
+if is_enabled CONFIG_OF_EARLY_FLATTREE; then
# Only some architectures with OF support have this target
if [ -d "${srctree}/arch/$SRCARCH/boot/dts" ]; then
$MAKE -f $srctree/Makefile INSTALL_DTBS_PATH="$tmpdir/usr/lib/$packagename" dtbs_install
fi
fi
-if grep -q '^CONFIG_MODULES=y' $KCONFIG_CONFIG ; then
+if is_enabled CONFIG_MODULES; then
INSTALL_MOD_PATH="$tmpdir" $MAKE -f $srctree/Makefile modules_install
rm -f "$tmpdir/lib/modules/$version/build"
rm -f "$tmpdir/lib/modules/$version/source"
@@ -111,8 +123,7 @@ if grep -q '^CONFIG_MODULES=y' $KCONFIG_CONFIG ; then
done
# resign stripped modules
- MODULE_SIG_ALL="$(grep -s '^CONFIG_MODULE_SIG_ALL=y' $KCONFIG_CONFIG || true)"
- if [ -n "$MODULE_SIG_ALL" ]; then
+ if is_enabled CONFIG_MODULE_SIG_ALL; then
INSTALL_MOD_PATH="$tmpdir" $MAKE -f $srctree/Makefile modules_sign
fi
fi
@@ -129,11 +140,6 @@ fi
# make-kpkg sets $INITRD to indicate whether an initramfs is wanted, and
# so do we; recent versions of dracut and initramfs-tools will obey this.
debhookdir=${KDEB_HOOKDIR:-/etc/kernel}
-if grep -q '^CONFIG_BLK_DEV_INITRD=y' $KCONFIG_CONFIG; then
- want_initrd=Yes
-else
- want_initrd=No
-fi
for script in postinst postrm preinst prerm ; do
mkdir -p "$tmpdir$debhookdir/$script.d"
cat <<EOF > "$tmpdir/DEBIAN/$script"
@@ -145,7 +151,7 @@ set -e
export DEB_MAINT_PARAMS="\$*"
# Tell initramfs builder whether it's wanted
-export INITRD=$want_initrd
+export INITRD=$(if_enabled_echo CONFIG_BLK_DEV_INITRD Yes No)
test -d $debhookdir/$script.d && run-parts --arg="$version" --arg="/$installed_image_path" $debhookdir/$script.d
exit 0
@@ -158,11 +164,11 @@ done
(cd $srctree; find arch/*/include include scripts -type f -o -type l) >> "$objtree/debian/hdrsrcfiles"
(cd $srctree; find arch/$SRCARCH -name module.lds -o -name Kbuild.platforms -o -name Platform) >> "$objtree/debian/hdrsrcfiles"
(cd $srctree; find $(find arch/$SRCARCH -name include -o -name scripts -type d) -type f) >> "$objtree/debian/hdrsrcfiles"
-if grep -q '^CONFIG_STACK_VALIDATION=y' $KCONFIG_CONFIG ; then
+if is_enabled CONFIG_STACK_VALIDATION; then
(cd $objtree; find tools/objtool -type f -executable) >> "$objtree/debian/hdrobjfiles"
fi
(cd $objtree; find arch/$SRCARCH/include Module.symvers include scripts -type f) >> "$objtree/debian/hdrobjfiles"
-if grep -q '^CONFIG_GCC_PLUGINS=y' $KCONFIG_CONFIG ; then
+if is_enabled CONFIG_GCC_PLUGINS; then
(cd $objtree; find scripts/gcc-plugins -name \*.so -o -name gcc-common.h) >> "$objtree/debian/hdrobjfiles"
fi
destdir=$kernel_headers_dir/usr/src/linux-headers-$version
diff --git a/scripts/package/buildtar b/scripts/package/buildtar
index cfd2a4a3fe42..2f66c81e4021 100755
--- a/scripts/package/buildtar
+++ b/scripts/package/buildtar
@@ -56,7 +56,7 @@ dirs=boot
#
# Try to install modules
#
-if grep -q '^CONFIG_MODULES=y' "${KCONFIG_CONFIG}"; then
+if grep -q '^CONFIG_MODULES=y' include/config/auto.conf; then
make ARCH="${ARCH}" -f ${srctree}/Makefile INSTALL_MOD_PATH="${tmpdir}" modules_install
dirs="$dirs lib"
fi
diff --git a/scripts/package/mkdebian b/scripts/package/mkdebian
index f030961c5165..8351584cb24e 100755
--- a/scripts/package/mkdebian
+++ b/scripts/package/mkdebian
@@ -7,7 +7,7 @@
set -e
is_enabled() {
- grep -q "^CONFIG_$1=y" $KCONFIG_CONFIG
+ grep -q "^$1=y" include/config/auto.conf
}
if_enabled_echo() {
@@ -31,23 +31,23 @@ set_debarch() {
x86_64)
debarch=amd64 ;;
sparc*)
- debarch=sparc$(if_enabled_echo 64BIT 64) ;;
+ debarch=sparc$(if_enabled_echo CONFIG_64BIT 64) ;;
s390*)
debarch=s390x ;;
ppc*)
- if is_enabled 64BIT; then
- debarch=ppc64$(if_enabled_echo CPU_LITTLE_ENDIAN el)
+ if is_enabled CONFIG_64BIT; then
+ debarch=ppc64$(if_enabled_echo CONFIG_CPU_LITTLE_ENDIAN el)
else
- debarch=powerpc$(if_enabled_echo SPE spe)
+ debarch=powerpc$(if_enabled_echo CONFIG_SPE spe)
fi
;;
parisc*)
debarch=hppa ;;
mips*)
- if is_enabled CPU_LITTLE_ENDIAN; then
- debarch=mips$(if_enabled_echo 64BIT 64)$(if_enabled_echo CPU_MIPSR6 r6)el
- elif is_enabled CPU_MIPSR6; then
- debarch=mips$(if_enabled_echo 64BIT 64)r6
+ if is_enabled CONFIG_CPU_LITTLE_ENDIAN; then
+ debarch=mips$(if_enabled_echo CONFIG_64BIT 64)$(if_enabled_echo CONFIG_CPU_MIPSR6 r6)el
+ elif is_enabled CONFIG_CPU_MIPSR6; then
+ debarch=mips$(if_enabled_echo CONFIG_64BIT 64)r6
else
debarch=mips
fi
@@ -55,8 +55,8 @@ set_debarch() {
aarch64|arm64)
debarch=arm64 ;;
arm*)
- if is_enabled AEABI; then
- debarch=arm$(if_enabled_echo VFP hf el)
+ if is_enabled CONFIG_AEABI; then
+ debarch=arm$(if_enabled_echo CONFIG_VFP hf el)
else
debarch=arm
fi
@@ -64,10 +64,10 @@ set_debarch() {
openrisc)
debarch=or1k ;;
sh)
- if is_enabled CPU_SH3; then
- debarch=sh3$(if_enabled_echo CPU_BIG_ENDIAN eb)
- elif is_enabled CPU_SH4; then
- debarch=sh4$(if_enabled_echo CPU_BIG_ENDIAN eb)
+ if is_enabled CONFIG_CPU_SH3; then
+ debarch=sh3$(if_enabled_echo CONFIG_CPU_BIG_ENDIAN eb)
+ elif is_enabled CONFIG_CPU_SH4; then
+ debarch=sh4$(if_enabled_echo CONFIG_CPU_BIG_ENDIAN eb)
fi
;;
esac
@@ -132,8 +132,12 @@ else
echo >&2 "Install lsb-release or set \$KDEB_CHANGELOG_DIST explicitly"
fi
-mkdir -p debian/
+mkdir -p debian/source/
+echo "1.0" > debian/source/format
+
echo $debarch > debian/arch
+extra_build_depends=", $(if_enabled_echo CONFIG_UNWINDER_ORC libelf-dev)"
+extra_build_depends="$extra_build_depends, $(if_enabled_echo CONFIG_SYSTEM_TRUSTED_KEYRING libssl-dev:native)"
# Generate a simple changelog template
cat <<EOF > debian/changelog
@@ -170,7 +174,7 @@ Source: $sourcename
Section: kernel
Priority: optional
Maintainer: $maintainer
-Build-Depends: bc, kmod, cpio
+Build-Depends: bc, kmod, cpio, bison, flex | flex:native $extra_build_depends
Homepage: http://www.kernel.org/
Package: $packagename
@@ -221,5 +225,6 @@ clean:
binary: binary-arch
EOF
+chmod +x debian/rules
exit 0