diff options
Diffstat (limited to 'tools/testing')
10 files changed, 150 insertions, 51 deletions
diff --git a/tools/testing/selftests/rcutorture/bin/config_override.sh b/tools/testing/selftests/rcutorture/bin/config_override.sh new file mode 100755 index 000000000000..49fa51726ce3 --- /dev/null +++ b/tools/testing/selftests/rcutorture/bin/config_override.sh @@ -0,0 +1,61 @@ +#!/bin/bash +# +# config_override.sh base override +# +# Combines base and override, removing any Kconfig options from base +# that conflict with any in override, concatenating what remains and +# sending the result to standard output. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, you can access it online at +# http://www.gnu.org/licenses/gpl-2.0.html. +# +# Copyright (C) IBM Corporation, 2017 +# +# Authors: Paul E. McKenney <paulmck@linux.vnet.ibm.com> + +base=$1 +if test -r $base +then + : +else + echo Base file $base unreadable!!! + exit 1 +fi + +override=$2 +if test -r $override +then + : +else + echo Override file $override unreadable!!! + exit 1 +fi + +T=/tmp/config_override.sh.$$ +trap 'rm -rf $T' 0 +mkdir $T + +sed < $override -e 's/^/grep -v "/' -e 's/=.*$/="/' | + awk ' + { + if (last) + print last " |"; + last = $0; + } + END { + if (last) + print last; + }' > $T/script +sh $T/script < $base +cat $override diff --git a/tools/testing/selftests/rcutorture/bin/functions.sh b/tools/testing/selftests/rcutorture/bin/functions.sh index 1426a9b97494..07a13779eece 100644 --- a/tools/testing/selftests/rcutorture/bin/functions.sh +++ b/tools/testing/selftests/rcutorture/bin/functions.sh @@ -66,9 +66,34 @@ configfrag_boot_params () { # configfrag_boot_cpus bootparam-string config-fragment-file config-cpus # -# Decreases number of CPUs based on any maxcpus= boot parameters specified. +# Decreases number of CPUs based on any nr_cpus= boot parameters specified. configfrag_boot_cpus () { local bootargs="`configfrag_boot_params "$1" "$2"`" + local nr_cpus + if echo "${bootargs}" | grep -q 'nr_cpus=[0-9]' + then + nr_cpus="`echo "${bootargs}" | sed -e 's/^.*nr_cpus=\([0-9]*\).*$/\1/'`" + if test "$3" -gt "$nr_cpus" + then + echo $nr_cpus + else + echo $3 + fi + else + echo $3 + fi +} + +# configfrag_boot_maxcpus bootparam-string config-fragment-file config-cpus +# +# Decreases number of CPUs based on any maxcpus= boot parameters specified. +# This allows tests where additional CPUs come online later during the +# test run. However, the torture parameters will be set based on the +# number of CPUs initially present, so the scripting should schedule +# test runs based on the maxcpus= boot parameter controlling the initial +# number of CPUs instead of on the ultimate number of CPUs. +configfrag_boot_maxcpus () { + local bootargs="`configfrag_boot_params "$1" "$2"`" local maxcpus if echo "${bootargs}" | grep -q 'maxcpus=[0-9]' then diff --git a/tools/testing/selftests/rcutorture/bin/kvm-build.sh b/tools/testing/selftests/rcutorture/bin/kvm-build.sh index c29f2ec0bf9f..46752c164676 100755 --- a/tools/testing/selftests/rcutorture/bin/kvm-build.sh +++ b/tools/testing/selftests/rcutorture/bin/kvm-build.sh @@ -2,7 +2,7 @@ # # Build a kvm-ready Linux kernel from the tree in the current directory. # -# Usage: kvm-build.sh config-template build-dir more-configs +# Usage: kvm-build.sh config-template build-dir # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -34,24 +34,17 @@ then echo "kvm-build.sh :$builddir: Not a writable directory, cannot build into it" exit 1 fi -moreconfigs=${3} -if test -z "$moreconfigs" -o ! -r "$moreconfigs" -then - echo "kvm-build.sh :$moreconfigs: Not a readable file" - exit 1 -fi T=/tmp/test-linux.sh.$$ trap 'rm -rf $T' 0 mkdir $T -grep -v 'CONFIG_[A-Z]*_TORTURE_TEST=' < ${config_template} > $T/config +cp ${config_template} $T/config cat << ___EOF___ >> $T/config CONFIG_INITRAMFS_SOURCE="$TORTURE_INITRD" CONFIG_VIRTIO_PCI=y CONFIG_VIRTIO_CONSOLE=y ___EOF___ -cat $moreconfigs >> $T/config configinit.sh $T/config O=$builddir retval=$? diff --git a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh index 93eede4e8fbe..0af36a721b9c 100755 --- a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh +++ b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh @@ -40,7 +40,7 @@ T=/tmp/kvm-test-1-run.sh.$$ trap 'rm -rf $T' 0 -touch $T +mkdir $T . $KVM/bin/functions.sh . $CONFIGFRAG/ver_functions.sh @@ -60,37 +60,33 @@ then echo "kvm-test-1-run.sh :$resdir: Not a writable directory, cannot store results into it" exit 1 fi -cp $config_template $resdir/ConfigFragment echo ' ---' `date`: Starting build echo ' ---' Kconfig fragment at: $config_template >> $resdir/log +touch $resdir/ConfigFragment.input $resdir/ConfigFragment if test -r "$config_dir/CFcommon" then - cat < $config_dir/CFcommon >> $T + echo " --- $config_dir/CFcommon" >> $resdir/ConfigFragment.input + cat < $config_dir/CFcommon >> $resdir/ConfigFragment.input + config_override.sh $config_dir/CFcommon $config_template > $T/Kc1 + grep '#CHECK#' $config_dir/CFcommon >> $resdir/ConfigFragment +else + cp $config_template $T/Kc1 fi -# Optimizations below this point -# CONFIG_USB=n -# CONFIG_SECURITY=n -# CONFIG_NFS_FS=n -# CONFIG_SOUND=n -# CONFIG_INPUT_JOYSTICK=n -# CONFIG_INPUT_TABLET=n -# CONFIG_INPUT_TOUCHSCREEN=n -# CONFIG_INPUT_MISC=n -# CONFIG_INPUT_MOUSE=n -# # CONFIG_NET=n # disables console access, so accept the slower build. -# CONFIG_SCSI=n -# CONFIG_ATA=n -# CONFIG_FAT_FS=n -# CONFIG_MSDOS_FS=n -# CONFIG_VFAT_FS=n -# CONFIG_ISO9660_FS=n -# CONFIG_QUOTA=n -# CONFIG_HID=n -# CONFIG_CRYPTO=n -# CONFIG_PCCARD=n -# CONFIG_PCMCIA=n -# CONFIG_CARDBUS=n -# CONFIG_YENTA=n +echo " --- $config_template" >> $resdir/ConfigFragment.input +cat $config_template >> $resdir/ConfigFragment.input +grep '#CHECK#' $config_template >> $resdir/ConfigFragment +if test -n "$TORTURE_KCONFIG_ARG" +then + echo $TORTURE_KCONFIG_ARG | tr -s " " "\012" > $T/cmdline + echo " --- --kconfig argument" >> $resdir/ConfigFragment.input + cat $T/cmdline >> $resdir/ConfigFragment.input + config_override.sh $T/Kc1 $T/cmdline > $T/Kc2 + # Note that "#CHECK#" is not permitted on commandline. +else + cp $T/Kc1 $T/Kc2 +fi +cat $T/Kc2 >> $resdir/ConfigFragment + base_resdir=`echo $resdir | sed -e 's/\.[0-9]\+$//'` if test "$base_resdir" != "$resdir" -a -f $base_resdir/bzImage -a -f $base_resdir/vmlinux then @@ -100,7 +96,9 @@ then KERNEL=$base_resdir/${BOOT_IMAGE##*/} # use the last component of ${BOOT_IMAGE} ln -s $base_resdir/Make*.out $resdir # for kvm-recheck.sh ln -s $base_resdir/.config $resdir # for kvm-recheck.sh -elif kvm-build.sh $config_template $builddir $T + # Arch-independent indicator + touch $resdir/builtkernel +elif kvm-build.sh $T/Kc2 $builddir then # Had to build a kernel for this test. QEMU="`identify_qemu $builddir/vmlinux`" @@ -112,6 +110,8 @@ then then cp $builddir/$BOOT_IMAGE $resdir KERNEL=$resdir/${BOOT_IMAGE##*/} + # Arch-independent indicator + touch $resdir/builtkernel else echo No identifiable boot image, not running KVM, see $resdir. echo Do the torture scripts know about your architecture? @@ -149,7 +149,7 @@ fi # Generate -smp qemu argument. qemu_args="-enable-kvm -nographic $qemu_args" -cpu_count=`configNR_CPUS.sh $config_template` +cpu_count=`configNR_CPUS.sh $resdir/ConfigFragment` cpu_count=`configfrag_boot_cpus "$boot_args" "$config_template" "$cpu_count"` vcpus=`identify_qemu_vcpus` if test $cpu_count -gt $vcpus diff --git a/tools/testing/selftests/rcutorture/bin/kvm.sh b/tools/testing/selftests/rcutorture/bin/kvm.sh index 50091de3a911..b55895fb10ed 100755 --- a/tools/testing/selftests/rcutorture/bin/kvm.sh +++ b/tools/testing/selftests/rcutorture/bin/kvm.sh @@ -41,6 +41,7 @@ PATH=${KVM}/bin:$PATH; export PATH TORTURE_DEFCONFIG=defconfig TORTURE_BOOT_IMAGE="" TORTURE_INITRD="$KVM/initrd"; export TORTURE_INITRD +TORTURE_KCONFIG_ARG="" TORTURE_KMAKE_ARG="" TORTURE_SHUTDOWN_GRACE=180 TORTURE_SUITE=rcu @@ -65,6 +66,7 @@ usage () { echo " --duration minutes" echo " --interactive" echo " --jitter N [ maxsleep (us) [ maxspin (us) ] ]" + echo " --kconfig Kconfig-options" echo " --kmake-arg kernel-make-arguments" echo " --mac nn:nn:nn:nn:nn:nn" echo " --no-initrd" @@ -129,6 +131,11 @@ do jitter="$2" shift ;; + --kconfig) + checkarg --kconfig "(Kconfig options)" $# "$2" '^CONFIG_[A-Z0-9_]\+=\([ynm]\|[0-9]\+\)\( CONFIG_[A-Z0-9_]\+=\([ynm]\|[0-9]\+\)\)*$' '^error$' + TORTURE_KCONFIG_ARG="$2" + shift + ;; --kmake-arg) checkarg --kmake-arg "(kernel make arguments)" $# "$2" '.*' '^error$' TORTURE_KMAKE_ARG="$2" @@ -205,6 +212,7 @@ do then cpu_count=`configNR_CPUS.sh $CONFIGFRAG/$CF1` cpu_count=`configfrag_boot_cpus "$TORTURE_BOOTARGS" "$CONFIGFRAG/$CF1" "$cpu_count"` + cpu_count=`configfrag_boot_maxcpus "$TORTURE_BOOTARGS" "$CONFIGFRAG/$CF1" "$cpu_count"` for ((cur_rep=0;cur_rep<$config_reps;cur_rep++)) do echo $CF1 $cpu_count >> $T/cfgcpu @@ -275,6 +283,7 @@ TORTURE_BOOT_IMAGE="$TORTURE_BOOT_IMAGE"; export TORTURE_BOOT_IMAGE TORTURE_BUILDONLY="$TORTURE_BUILDONLY"; export TORTURE_BUILDONLY TORTURE_DEFCONFIG="$TORTURE_DEFCONFIG"; export TORTURE_DEFCONFIG TORTURE_INITRD="$TORTURE_INITRD"; export TORTURE_INITRD +TORTURE_KCONFIG_ARG="$TORTURE_KCONFIG_ARG"; export TORTURE_KCONFIG_ARG TORTURE_KMAKE_ARG="$TORTURE_KMAKE_ARG"; export TORTURE_KMAKE_ARG TORTURE_QEMU_CMD="$TORTURE_QEMU_CMD"; export TORTURE_QEMU_CMD TORTURE_QEMU_INTERACTIVE="$TORTURE_QEMU_INTERACTIVE"; export TORTURE_QEMU_INTERACTIVE @@ -324,6 +333,7 @@ function dump(first, pastlast, batchnum) { print "echo ----Start batch " batchnum ": `date`"; print "echo ----Start batch " batchnum ": `date` >> " rd "/log"; + print "needqemurun=" jn=1 for (j = first; j < pastlast; j++) { builddir=KVM "/b" jn @@ -359,10 +369,11 @@ function dump(first, pastlast, batchnum) for (j = 1; j < jn; j++) { builddir=KVM "/b" j print "rm -f " builddir ".ready" - print "if test -z \"$TORTURE_BUILDONLY\"" + print "if test -f \"" rd cfr[j] "/builtkernel\"" print "then" - print "\techo ----", cfr[j], cpusr[j] ovf ": Starting kernel. `date`"; - print "\techo ----", cfr[j], cpusr[j] ovf ": Starting kernel. `date` >> " rd "/log"; + print "\techo ----", cfr[j], cpusr[j] ovf ": Kernel present. `date`"; + print "\techo ----", cfr[j], cpusr[j] ovf ": Kernel present. `date` >> " rd "/log"; + print "\tneedqemurun=1" print "fi" } njitter = 0; @@ -377,13 +388,22 @@ function dump(first, pastlast, batchnum) njitter = 0; print "echo Build-only run, so suppressing jitter >> " rd "/log" } - for (j = 0; j < njitter; j++) - print "jitter.sh " j " " dur " " ja[2] " " ja[3] "&" - print "wait" - print "if test -z \"$TORTURE_BUILDONLY\"" + if (TORTURE_BUILDONLY) { + print "needqemurun=" + } + print "if test -n \"$needqemurun\"" print "then" + print "\techo ---- Starting kernels. `date`"; + print "\techo ---- Starting kernels. `date` >> " rd "/log"; + for (j = 0; j < njitter; j++) + print "\tjitter.sh " j " " dur " " ja[2] " " ja[3] "&" + print "\twait" print "\techo ---- All kernel runs complete. `date`"; print "\techo ---- All kernel runs complete. `date` >> " rd "/log"; + print "else" + print "\twait" + print "\techo ---- No kernel runs. `date`"; + print "\techo ---- No kernel runs. `date` >> " rd "/log"; print "fi" for (j = 1; j < jn; j++) { builddir=KVM "/b" j diff --git a/tools/testing/selftests/rcutorture/configs/rcu/BUSTED.boot b/tools/testing/selftests/rcutorture/configs/rcu/BUSTED.boot index 6804f9dcfc1b..be7728db42fd 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/BUSTED.boot +++ b/tools/testing/selftests/rcutorture/configs/rcu/BUSTED.boot @@ -1 +1 @@ -rcutorture.torture_type=rcu_busted +rcutorture.torture_type=busted diff --git a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-C.boot b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-C.boot deleted file mode 100644 index 84a7d51b7481..000000000000 --- a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-C.boot +++ /dev/null @@ -1 +0,0 @@ -rcutorture.torture_type=srcud diff --git a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-u b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-u index 6bc24e99862f..c15ada821e45 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-u +++ b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-u @@ -4,6 +4,7 @@ CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n #CHECK#CONFIG_TINY_SRCU=y CONFIG_RCU_TRACE=n -CONFIG_DEBUG_LOCK_ALLOC=n +CONFIG_DEBUG_LOCK_ALLOC=y +CONFIG_PROVE_LOCKING=y CONFIG_DEBUG_OBJECTS_RCU_HEAD=n CONFIG_PREEMPT_COUNT=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot b/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot index 1d14e1383016..9f3a4d28e508 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot +++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot @@ -1,4 +1,4 @@ -rcutorture.torture_type=rcu_bh maxcpus=8 +rcutorture.torture_type=rcu_bh maxcpus=8 nr_cpus=43 rcutree.gp_preinit_delay=3 rcutree.gp_init_delay=3 rcutree.gp_cleanup_delay=3 diff --git a/tools/testing/selftests/rcutorture/doc/TREE_RCU-kconfig.txt b/tools/testing/selftests/rcutorture/doc/TREE_RCU-kconfig.txt index 9ad3f89c8dc7..af6fca03602f 100644 --- a/tools/testing/selftests/rcutorture/doc/TREE_RCU-kconfig.txt +++ b/tools/testing/selftests/rcutorture/doc/TREE_RCU-kconfig.txt @@ -69,11 +69,11 @@ CONFIG_RCU_TORTURE_TEST_RUNNABLE CONFIG_PREEMPT_RCU CONFIG_TREE_RCU CONFIG_TINY_RCU +CONFIG_TASKS_RCU These are controlled by CONFIG_PREEMPT and/or CONFIG_SMP. CONFIG_SRCU -CONFIG_TASKS_RCU Selected by CONFIG_RCU_TORTURE_TEST, so cannot disable. |