diff options
Diffstat (limited to 'tools/testing/selftests/rcutorture')
50 files changed, 708 insertions, 208 deletions
diff --git a/tools/testing/selftests/rcutorture/.gitignore b/tools/testing/selftests/rcutorture/.gitignore index f6cbce77460b..b8fd42547a6e 100644 --- a/tools/testing/selftests/rcutorture/.gitignore +++ b/tools/testing/selftests/rcutorture/.gitignore @@ -3,3 +3,4 @@ initrd b[0-9]* res *.swp +.kvm.sh.lock diff --git a/tools/testing/selftests/rcutorture/bin/config2csv.sh b/tools/testing/selftests/rcutorture/bin/config2csv.sh index 0cf55f1bf654..aeab4d6f11ad 100755 --- a/tools/testing/selftests/rcutorture/bin/config2csv.sh +++ b/tools/testing/selftests/rcutorture/bin/config2csv.sh @@ -42,7 +42,7 @@ do grep -v '^#' < $i | grep -v '^ *$' > $T/p if test -r $i.boot then - tr -s ' ' '\012' < $i.boot | grep -v '^#' >> $T/p + sed -e 's/#.*$//' < $i.boot | tr -s ' ' '\012' >> $T/p fi sed -e 's/^[^=]*$/&=?/' < $T/p | sed -e 's/^\([^=]*\)=\(.*\)$/\tp["\1:'"$i"'"] = "\2";\n\tc["\1"] = 1;/' >> $T/p.awk diff --git a/tools/testing/selftests/rcutorture/bin/console-badness.sh b/tools/testing/selftests/rcutorture/bin/console-badness.sh index aad51e7c0183..991fb11306eb 100755 --- a/tools/testing/selftests/rcutorture/bin/console-badness.sh +++ b/tools/testing/selftests/rcutorture/bin/console-badness.sh @@ -10,7 +10,7 @@ # # Authors: Paul E. McKenney <paulmck@kernel.org> -grep -E 'Badness|WARNING:|Warn|BUG|===========|BUG: KCSAN:|Call Trace:|Oops:|detected stalls on CPUs/tasks:|self-detected stall on CPU|Stall ended before state dump start|\?\?\? Writer stall state|rcu_.*kthread starved for|!!!' | +grep -E 'Badness|WARNING:|Warn|BUG|===========|BUG: KCSAN:|Call Trace:|Call trace:|Oops:|detected stalls on CPUs/tasks:|self-detected stall on CPU|Stall ended before state dump start|\?\?\? Writer stall state|rcu_.*kthread starved for|!!!' | grep -v 'ODEBUG: ' | grep -v 'This means that this is a DEBUG kernel and it is' | grep -v 'Warning: unable to open an initial console' | diff --git a/tools/testing/selftests/rcutorture/bin/jitter.sh b/tools/testing/selftests/rcutorture/bin/jitter.sh index fd1ffaa5a135..3c1e5d3f8805 100755 --- a/tools/testing/selftests/rcutorture/bin/jitter.sh +++ b/tools/testing/selftests/rcutorture/bin/jitter.sh @@ -39,6 +39,22 @@ do fi done +# Uses global variables startsecs, startns, endsecs, endns, and limit. +# Exit code is success for time not yet elapsed and failure otherwise. +function timecheck { + local done=`awk -v limit=$limit \ + -v startsecs=$startsecs \ + -v startns=$startns \ + -v endsecs=$endsecs \ + -v endns=$endns < /dev/null ' + BEGIN { + delta = (endsecs - startsecs) * 1000 * 1000; + delta += int((endns - startns) / 1000); + print delta >= limit; + }'` + return $done +} + while : do # Check for done. @@ -85,15 +101,20 @@ do n=$(($n+1)) sleep .$sleeptime - # Spin a random duration + # Spin a random duration, but with rather coarse granularity. limit=`awk -v me=$me -v n=$n -v spinmax=$spinmax 'BEGIN { srand(n + me + systime()); printf("%06d", int(rand() * spinmax)); }' < /dev/null` n=$(($n+1)) - for i in {1..$limit} + startsecs=`date +%s` + startns=`date +%N` + endsecs=$startns + endns=$endns + while timecheck do - echo > /dev/null + endsecs=`date +%s` + endns=`date +%N` done done diff --git a/tools/testing/selftests/rcutorture/bin/kvm-again.sh b/tools/testing/selftests/rcutorture/bin/kvm-again.sh index 88ca4e368489..b5239b52cb5d 100755 --- a/tools/testing/selftests/rcutorture/bin/kvm-again.sh +++ b/tools/testing/selftests/rcutorture/bin/kvm-again.sh @@ -31,7 +31,7 @@ fi if ! cp "$oldrun/scenarios" $T/scenarios.oldrun then # Later on, can reconstitute this from console.log files. - echo Prior run batches file does not exist: $oldrun/batches + echo Prior run scenarios file does not exist: $oldrun/scenarios exit 1 fi @@ -68,7 +68,7 @@ usage () { echo " --datestamp string" echo " --dryrun" echo " --duration minutes | <seconds>s | <hours>h | <days>d" - echo " --link hard|soft|copy" + echo " --link hard|soft|copy|inplace|inplace-force" echo " --remote" echo " --rundir /new/res/path" echo "Command line: $scriptname $args" @@ -121,7 +121,7 @@ do shift ;; --link) - checkarg --link "hard|soft|copy" "$#" "$2" 'hard\|soft\|copy' '^--' + checkarg --link "hard|soft|copy|inplace|inplace-force" "$#" "$2" 'hard\|soft\|copy\|inplace\|inplace-force' '^--' case "$2" in copy) arg_link="cp -R" @@ -132,6 +132,14 @@ do soft) arg_link="cp -Rs" ;; + inplace) + arg_link="inplace" + rundir="$oldrun" + ;; + inplace-force) + arg_link="inplace-force" + rundir="$oldrun" + ;; esac shift ;; @@ -172,21 +180,37 @@ fi echo ---- Re-run results directory: $rundir -# Copy old run directory tree over and adjust. -mkdir -p "`dirname "$rundir"`" -if ! $arg_link "$oldrun" "$rundir" -then - echo "Cannot copy from $oldrun to $rundir." - usage -fi -rm -f "$rundir"/*/{console.log,console.log.diags,qemu_pid,qemu-pid,qemu-retval,Warnings,kvm-test-1-run.sh.out,kvm-test-1-run-qemu.sh.out,vmlinux} "$rundir"/log -touch "$rundir/log" -echo $scriptname $args | tee -a "$rundir/log" -echo $oldrun > "$rundir/re-run" -if ! test -d "$rundir/../../bin" +if test "$oldrun" != "$rundir" then - $arg_link "$oldrun/../../bin" "$rundir/../.." + # Copy old run directory tree over and adjust. + mkdir -p "`dirname "$rundir"`" + if ! $arg_link "$oldrun" "$rundir" + then + echo "Cannot copy from $oldrun to $rundir." + usage + fi + rm -f "$rundir"/*/{console.log,console.log.diags,qemu_pid,qemu-pid,qemu-retval,Warnings,kvm-test-1-run.sh.out,kvm-test-1-run-qemu.sh.out,vmlinux} "$rundir"/log + touch "$rundir/log" + echo $scriptname $args | tee -a "$rundir/log" + echo $oldrun > "$rundir/re-run" + if ! test -d "$rundir/../../bin" + then + $arg_link "$oldrun/../../bin" "$rundir/../.." + fi +else + # Check for a run having already happened. + find "$rundir" -name console.log -print > $T/oldrun-console.log + if test -s $T/oldrun-console.log + then + echo Run already took place in $rundir + if test "$arg_link" = inplace + then + usage + fi + fi fi + +# Find runs to be done based on their qemu-cmd files. for i in $rundir/*/qemu-cmd do cp "$i" $T diff --git a/tools/testing/selftests/rcutorture/bin/kvm-build.sh b/tools/testing/selftests/rcutorture/bin/kvm-build.sh index 11f8d232b0ee..3edfd064ef81 100755 --- a/tools/testing/selftests/rcutorture/bin/kvm-build.sh +++ b/tools/testing/selftests/rcutorture/bin/kvm-build.sh @@ -44,7 +44,7 @@ fi ncpus="`getconf _NPROCESSORS_ONLN`" make -j$((2 * ncpus)) $TORTURE_KMAKE_ARG > $resdir/Make.out 2>&1 retval=$? -if test $retval -ne 0 || grep "rcu[^/]*": < $resdir/Make.out | grep -E -q "Stop|Error|error:|warning:" || grep -E -q "Stop|Error|error:" < $resdir/Make.out +if test $retval -ne 0 || grep "rcu[^/]*": < $resdir/Make.out | grep -E -q "Stop|ERROR|Error|error:|warning:" || grep -E -q "Stop|ERROR|Error|error:" < $resdir/Make.out then echo Kernel build error grep -E "Stop|Error|error:|warning:" < $resdir/Make.out diff --git a/tools/testing/selftests/rcutorture/bin/kvm-check-branches.sh b/tools/testing/selftests/rcutorture/bin/kvm-check-branches.sh deleted file mode 100755 index ed0ec7f0927e..000000000000 --- a/tools/testing/selftests/rcutorture/bin/kvm-check-branches.sh +++ /dev/null @@ -1,102 +0,0 @@ -#!/bin/sh -# SPDX-License-Identifier: GPL-2.0+ -# -# Run a group of kvm.sh tests on the specified commits. This currently -# unconditionally does three-minute runs on each scenario in CFLIST, -# taking advantage of all available CPUs and trusting the "make" utility. -# In the short term, adjustments can be made by editing this script and -# CFLIST. If some adjustments appear to have ongoing value, this script -# might grow some command-line arguments. -# -# Usage: kvm-check-branches.sh commit1 commit2..commit3 commit4 ... -# -# This script considers its arguments one at a time. If more elaborate -# specification of commits is needed, please use "git rev-list" to -# produce something that this simple script can understand. The reason -# for retaining the simplicity is that it allows the user to more easily -# see which commit came from which branch. -# -# This script creates a yyyy.mm.dd-hh.mm.ss-group entry in the "res" -# directory. The calls to kvm.sh create the usual entries, but this script -# moves them under the yyyy.mm.dd-hh.mm.ss-group entry, each in its own -# directory numbered in run order, that is, "0001", "0002", and so on. -# For successful runs, the large build artifacts are removed. Doing this -# reduces the disk space required by about two orders of magnitude for -# successful runs. -# -# Copyright (C) Facebook, 2020 -# -# Authors: Paul E. McKenney <paulmck@kernel.org> - -if ! git status > /dev/null 2>&1 -then - echo '!!!' This script needs to run in a git archive. 1>&2 - echo '!!!' Giving up. 1>&2 - exit 1 -fi - -# Remember where we started so that we can get back at the end. -curcommit="`git status | head -1 | awk '{ print $NF }'`" - -nfail=0 -ntry=0 -resdir="tools/testing/selftests/rcutorture/res" -ds="`date +%Y.%m.%d-%H.%M.%S`-group" -if ! test -e $resdir -then - mkdir $resdir || : -fi -mkdir $resdir/$ds -echo Results directory: $resdir/$ds - -RCUTORTURE="`pwd`/tools/testing/selftests/rcutorture"; export RCUTORTURE -PATH=${RCUTORTURE}/bin:$PATH; export PATH -. functions.sh -echo Using all `identify_qemu_vcpus` CPUs. - -# Each pass through this loop does one command-line argument. -for gitbr in $@ -do - echo ' --- git branch ' $gitbr - - # Each pass through this loop tests one commit. - for i in `git rev-list "$gitbr"` - do - ntry=`expr $ntry + 1` - idir=`awk -v ntry="$ntry" 'END { printf "%04d", ntry; }' < /dev/null` - echo ' --- commit ' $i from branch $gitbr - date - mkdir $resdir/$ds/$idir - echo $gitbr > $resdir/$ds/$idir/gitbr - echo $i >> $resdir/$ds/$idir/gitbr - - # Test the specified commit. - git checkout $i > $resdir/$ds/$idir/git-checkout.out 2>&1 - echo git checkout return code: $? "(Commit $ntry: $i)" - kvm.sh --allcpus --duration 3 --trust-make --datestamp "$ds/$idir" > $resdir/$ds/$idir/kvm.sh.out 2>&1 - ret=$? - echo kvm.sh return code $ret for commit $i from branch $gitbr - echo Run results: $resdir/$ds/$idir - if test "$ret" -ne 0 - then - # Failure, so leave all evidence intact. - nfail=`expr $nfail + 1` - else - # Success, so remove large files to save about 1GB. - ( cd $resdir/$ds/$idir/$rrd; rm -f */vmlinux */bzImage */System.map */Module.symvers ) - fi - done -done -date - -# Go back to the original commit. -git checkout "$curcommit" - -if test $nfail -ne 0 -then - echo '!!! ' $nfail failures in $ntry 'runs!!!' - exit 1 -else - echo No failures in $ntry runs. - exit 0 -fi diff --git a/tools/testing/selftests/rcutorture/bin/kvm-recheck.sh b/tools/testing/selftests/rcutorture/bin/kvm-recheck.sh index de65d77b47ff..63bbbdd5f4ef 100755 --- a/tools/testing/selftests/rcutorture/bin/kvm-recheck.sh +++ b/tools/testing/selftests/rcutorture/bin/kvm-recheck.sh @@ -39,7 +39,12 @@ do X*) ;; *) - kvm-recheck-${TORTURE_SUITE}.sh $i + if test -f tools/testing/selftests/rcutorture/bin/kvm-recheck-${TORTURE_SUITE}.sh + then + kvm-recheck-${TORTURE_SUITE}.sh $i + else + echo No kvm-recheck-${TORTURE_SUITE}.sh, so no ${TORTURE_SUITE}-specific analysis. + fi esac if test -f "$i/qemu-retval" && test "`cat $i/qemu-retval`" -ne 0 && test "`cat $i/qemu-retval`" -ne 137 then @@ -49,7 +54,7 @@ do then if test -f "$i/qemu-retval" && test "`cat $i/qemu-retval`" -eq 137 then - echo QEMU killed + echo "Summary: Potential hang (QEMU killed)" fi configcheck.sh $i/.config $i/ConfigFragment > $i/ConfigFragment.diags 2>&1 if grep -q '^CONFIG_KCSAN=y$' $i/ConfigFragment.input diff --git a/tools/testing/selftests/rcutorture/bin/kvm-series.sh b/tools/testing/selftests/rcutorture/bin/kvm-series.sh new file mode 100755 index 000000000000..be9412538fb8 --- /dev/null +++ b/tools/testing/selftests/rcutorture/bin/kvm-series.sh @@ -0,0 +1,257 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0+ +# +# Usage: kvm-series.sh config-list commit-id-range [ kvm.sh parameters ] +# +# Tests the specified list of unadorned configs ("TREE01 SRCU-P" but +# not "CFLIST" or "3*TRACE01") and an indication of a range of commits +# ("v7.0-rc1..rcu/dev", but not "cd0ce7bab0408 ff74db28df623 17c52d7b31a1f") +# to test, then runs each commit through the specified list of commits using +# kvm.sh. The runs are grouped into a -series/config/commit directory tree. +# Each run defaults to a duration of one minute. +# +# Run in top-level Linux source directory. Please note that this is in +# no way a replacement for "git bisect"!!! +# +# This script is intended to replace kvm-check-branches.sh by providing +# ease of use and faster execution. + +T="`mktemp -d ${TMPDIR-/tmp}/kvm-series.sh.XXXXXX`"; export T +trap 'rm -rf $T' 0 + +scriptname=$0 +args="$*" + +config_list="${1}" +if test -z "${config_list}" +then + echo "$0: Need a quoted list of --config arguments for first argument." + exit 1 +fi +if test -z "${config_list}" || echo "${config_list}" | grep -q '\*' +then + echo "$0: Repetition ('*') not allowed in config list." + exit 1 +fi +config_list_len="`echo ${config_list} | wc -w | awk '{ print $1; }'`" + +commit_list="${2}" +if test -z "${commit_list}" +then + echo "$0: Need a list of commits (e.g., HEAD^^^..) for second argument." + exit 2 +fi +git log --pretty=format:"%h" "${commit_list}" > $T/commits +ret=$? +if test "${ret}" -ne 0 +then + echo "$0: Invalid commit list ('${commit_list}')." + exit 2 +fi +sha1_list=`cat $T/commits` +sha1_list_len="`echo ${sha1_list} | wc -w | awk '{ print $1; }'`" + +shift +shift + +RCUTORTURE="`pwd`/tools/testing/selftests/rcutorture"; export RCUTORTURE +PATH=${RCUTORTURE}/bin:$PATH; export PATH +RES="${RCUTORTURE}/res"; export RES +. functions.sh + +ret=0 +nbuildfail=0 +nrunfail=0 +nsuccess=0 +ncpus=0 +buildfaillist= +runfaillist= +successlist= +cursha1="`git rev-parse --abbrev-ref HEAD`" +ds="`date +%Y.%m.%d-%H.%M.%S`-series" +DS="${RES}/${ds}"; export DS +startdate="`date`" +starttime="`get_starttime`" + +echo " --- " $scriptname $args | tee -a $T/log +echo " --- Results directory: " $ds | tee -a $T/log + +# Do all builds. Iterate through commits within a given scenario +# because builds normally go faster from one commit to the next within a +# given scenario. In contrast, switching scenarios on each rebuild will +# often force a full rebuild due to Kconfig differences, for example, +# turning preemption on and off. Defer actual runs in order to run +# lots of them concurrently on large systems. +touch $T/torunlist +n2build="$((config_list_len*sha1_list_len))" +nbuilt=0 +for config in ${config_list} +do + sha_n=0 + for sha in ${sha1_list} + do + sha1=${sha_n}.${sha} # Enable "sort -k1nr" to list commits in order. + echo + echo Starting ${config}/${sha1} "($((nbuilt+1)) of ${n2build})" at `date` | tee -a $T/log + git checkout --detach "${sha}" + tools/testing/selftests/rcutorture/bin/kvm.sh --configs "$config" --datestamp "$ds/${config}/${sha1}" --duration 1 --build-only --trust-make "$@" + curret=$? + if test "${curret}" -ne 0 + then + nbuildfail=$((nbuildfail+1)) + buildfaillist="$buildfaillist ${config}/${sha1}(${curret})" + else + batchncpus="`grep -v "^# cpus=" "${DS}/${config}/${sha1}/batches" | awk '{ sum += $3 } END { print sum }'`" + echo run_one_qemu ${sha_n} ${config}/${sha1} ${batchncpus} >> $T/torunlist + if test "${ncpus}" -eq 0 + then + ncpus="`grep "^# cpus=" "${DS}/${config}/${sha1}/batches" | sed -e 's/^# cpus=//'`" + case "${ncpus}" in + ^[0-9]*$) + ;; + *) + ncpus=0 + ;; + esac + fi + fi + if test "${ret}" -eq 0 + then + ret=${curret} + fi + sha_n=$((sha_n+1)) + nbuilt=$((nbuilt+1)) + done +done + +# If the user did not specify the number of CPUs, use them all. +if test "${ncpus}" -eq 0 +then + ncpus="`identify_qemu_vcpus`" +fi + +cpusused=0 +touch $T/successlistfile +touch $T/faillistfile +n2run="`wc -l $T/torunlist | awk '{ print $1; }'`" +nrun=0 + +# do_run_one_qemu ds resultsdir qemu_curout +# +# Start the specified qemu run and record its success or failure. +do_run_one_qemu () { + local ret + local ds="$1" + local resultsdir="$2" + local qemu_curout="$3" + + tools/testing/selftests/rcutorture/bin/kvm-again.sh "${DS}/${resultsdir}" --link inplace-force > ${qemu_curout} 2>&1 + ret=$? + if test "${ret}" -eq 0 + then + echo ${resultsdir} >> $T/successlistfile + # Successful run, so remove large files. + rm -f ${DS}/${resultsdir}/{vmlinux,bzImage,System.map,Module.symvers} + else + echo "${resultsdir}(${ret})" >> $T/faillistfile + fi +} + +# cleanup_qemu_batch batchncpus +# +# Update success and failure lists, files, and counts at the end of +# a batch. +cleanup_qemu_batch () { + local batchncpus="$1" + + echo Waiting, cpusused=${cpusused}, ncpus=${ncpus} `date` | tee -a $T/log + wait + cpusused="${batchncpus}" + nsuccessbatch="`wc -l $T/successlistfile | awk '{ print $1 }'`" + nsuccess=$((nsuccess+nsuccessbatch)) + successlist="$successlist `cat $T/successlistfile`" + rm $T/successlistfile + touch $T/successlistfile + nfailbatch="`wc -l $T/faillistfile | awk '{ print $1 }'`" + nrunfail=$((nrunfail+nfailbatch)) + runfaillist="$runfaillist `cat $T/faillistfile`" + rm $T/faillistfile + touch $T/faillistfile +} + +# run_one_qemu sha_n config/sha1 batchncpus +# +# Launch into the background the sha_n-th qemu job whose results directory +# is config/sha1 and which uses batchncpus CPUs. Once we reach a job that +# would overflow the number of available CPUs, wait for the previous jobs +# to complete and record their results. +run_one_qemu () { + local sha_n="$1" + local config_sha1="$2" + local batchncpus="$3" + local qemu_curout + + cpusused=$((cpusused+batchncpus)) + if test "${cpusused}" -gt $ncpus + then + cleanup_qemu_batch "${batchncpus}" + fi + echo Starting ${config_sha1} using ${batchncpus} CPUs "($((nrun+1)) of ${n2run})" `date` + qemu_curout="${DS}/${config_sha1}/qemu-series" + do_run_one_qemu "$ds" "${config_sha1}" ${qemu_curout} & + nrun="$((nrun+1))" +} + +# Re-ordering the runs will mess up the affinity chosen at build time +# (among other things, over-using CPU 0), so suppress it. +TORTURE_NO_AFFINITY="no-affinity"; export TORTURE_NO_AFFINITY + +# Run the kernels (if any) that built correctly. +echo | tee -a $T/log # Put a blank line between build and run messages. +. $T/torunlist +cleanup_qemu_batch "${batchncpus}" + +# Get back to initial checkout/SHA-1. +git checkout "${cursha1}" + +# Throw away leading and trailing space characters for fmt. +successlist="`echo ${successlist} | sed -e 's/^ *//' -e 's/ *$//'`" +buildfaillist="`echo ${buildfaillist} | sed -e 's/^ *//' -e 's/ *$//'`" +runfaillist="`echo ${runfaillist} | sed -e 's/^ *//' -e 's/ *$//'`" + +# Print lists of successes, build failures, and run failures, if any. +if test "${nsuccess}" -gt 0 +then + echo | tee -a $T/log + echo ${nsuccess} SUCCESSES: | tee -a $T/log + echo ${successlist} | fmt | tee -a $T/log +fi +if test "${nbuildfail}" -gt 0 +then + echo | tee -a $T/log + echo ${nbuildfail} BUILD FAILURES: | tee -a $T/log + echo ${buildfaillist} | fmt | tee -a $T/log +fi +if test "${nrunfail}" -gt 0 +then + echo | tee -a $T/log + echo ${nrunfail} RUN FAILURES: | tee -a $T/log + echo ${runfaillist} | fmt | tee -a $T/log +fi + +# If there were build or runtime failures, map them to commits. +if test "${nbuildfail}" -gt 0 || test "${nrunfail}" -gt 0 +then + echo | tee -a $T/log + echo Build failures across commits: | tee -a $T/log + echo ${buildfaillist} | tr ' ' '\012' | sed -e 's,^[^/]*/,,' -e 's/([0-9]*)//' | + sort | uniq -c | sort -k2n | tee -a $T/log +fi + +# Print run summary. +echo | tee -a $T/log +echo Started at $startdate, ended at `date`, duration `get_starttime_duration $starttime`. | tee -a $T/log +echo Summary: Successes: ${nsuccess} " "Build Failures: ${nbuildfail} " "Runtime Failures: ${nrunfail}| tee -a $T/log +cp $T/log ${DS} + +exit "${ret}" 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 ad79784e552d..957800c9ffba 100755 --- a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh +++ b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh @@ -73,7 +73,7 @@ config_override_param "$config_dir/CFcommon.$(uname -m)" KcList \ cp $T/KcList $resdir/ConfigFragment base_resdir=`echo $resdir | sed -e 's/\.[0-9]\+$//'` -if test "$base_resdir" != "$resdir" && test -f $base_resdir/bzImage && test -f $base_resdir/vmlinux +if test "$base_resdir" != "$resdir" && (test -f $base_resdir/bzImage || test -f $base_resdir/Image) && test -f $base_resdir/vmlinux then # Rerunning previous test, so use that test's kernel. QEMU="`identify_qemu $base_resdir/vmlinux`" diff --git a/tools/testing/selftests/rcutorture/bin/kvm.sh b/tools/testing/selftests/rcutorture/bin/kvm.sh index 42e5e8597a1a..65b04b832733 100755 --- a/tools/testing/selftests/rcutorture/bin/kvm.sh +++ b/tools/testing/selftests/rcutorture/bin/kvm.sh @@ -80,6 +80,7 @@ usage () { echo " --kasan" echo " --kconfig Kconfig-options" echo " --kcsan" + echo " --kill-previous" echo " --kmake-arg kernel-make-arguments" echo " --mac nn:nn:nn:nn:nn:nn" echo " --memory megabytes|nnnG" @@ -199,13 +200,16 @@ do fi ;; --kconfig|--kconfigs) - checkarg --kconfig "(Kconfig options)" $# "$2" '^\(#CHECK#\)\?CONFIG_[A-Z0-9_]\+=\([ynm]\|[0-9]\+\|"[^"]*"\)\( \(#CHECK#\)\?CONFIG_[A-Z0-9_]\+=\([ynm]\|[0-9]\+\|"[^"]*"\)\)*$' '^error$' + checkarg --kconfig "(Kconfig options)" $# "$2" '^\(#CHECK#\)\?CONFIG_[A-Z0-9_]\+=\([ynm]\|-\?[0-9]\+\|"[^"]*"\)\( \+\(#CHECK#\)\?CONFIG_[A-Z0-9_]\+=\([ynm]\|-\?[0-9]\+\|"[^"]*"\)\)* *$' '^error$' TORTURE_KCONFIG_ARG="`echo "$TORTURE_KCONFIG_ARG $2" | sed -e 's/^ *//' -e 's/ *$//'`" shift ;; --kcsan) TORTURE_KCONFIG_KCSAN_ARG="$debuginfo CONFIG_KCSAN=y CONFIG_KCSAN_STRICT=y CONFIG_KCSAN_REPORT_ONCE_IN_MS=100000 CONFIG_KCSAN_VERBOSE=y CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_PROVE_LOCKING=y"; export TORTURE_KCONFIG_KCSAN_ARG ;; + --kill-previous) + TORTURE_KILL_PREVIOUS=1 + ;; --kmake-arg|--kmake-args) checkarg --kmake-arg "(kernel make arguments)" $# "$2" '.*' '^error$' TORTURE_KMAKE_ARG="`echo "$TORTURE_KMAKE_ARG $2" | sed -e 's/^ *//' -e 's/ *$//'`" @@ -275,6 +279,42 @@ do shift done +# Prevent concurrent kvm.sh runs on the same source tree. The flock +# is automatically released when the script exits, even if killed. +TORTURE_LOCK="$RCUTORTURE/.kvm.sh.lock" + +# Terminate any processes holding the lock file, if requested. +if test -n "$TORTURE_KILL_PREVIOUS" +then + if test -e "$TORTURE_LOCK" + then + echo "Killing processes holding $TORTURE_LOCK..." + if fuser -k "$TORTURE_LOCK" >/dev/null 2>&1 + then + sleep 2 + echo "Previous kvm.sh processes killed." + else + echo "No processes were holding the lock." + fi + else + echo "No lock file exists, nothing to kill." + fi +fi + +if test -z "$dryrun" +then + # Create a file descriptor and flock it, so that when kvm.sh (and its + # children) exit, the flock is released by the kernel automatically. + exec 9>"$TORTURE_LOCK" + if ! flock -n 9 + then + echo "ERROR: Another kvm.sh instance is already running on this tree." + echo " Lock file: $TORTURE_LOCK" + echo " To run kvm.sh, kill all existing kvm.sh runs first (--kill-previous)." + exit 1 + fi +fi + if test -n "$dryrun" || test -z "$TORTURE_INITRD" || tools/testing/selftests/rcutorture/bin/mkinitrd.sh then : @@ -442,18 +482,7 @@ echo $scriptname $args touch $resdir/$ds/log echo $scriptname $args >> $resdir/$ds/log echo ${TORTURE_SUITE} > $resdir/$ds/torture_suite -echo Build directory: `pwd` > $resdir/$ds/testid.txt -if test -d .git -then - echo Current commit: `git rev-parse HEAD` >> $resdir/$ds/testid.txt - echo >> $resdir/$ds/testid.txt - echo ' ---' Output of "'"git status"'": >> $resdir/$ds/testid.txt - git status >> $resdir/$ds/testid.txt - echo >> $resdir/$ds/testid.txt - echo >> $resdir/$ds/testid.txt - echo ' ---' Output of "'"git diff HEAD"'": >> $resdir/$ds/testid.txt - git diff HEAD >> $resdir/$ds/testid.txt -fi +mktestid.sh $resdir/$ds ___EOF___ kvm-assign-cpus.sh /sys/devices/system/node > $T/cpuarray.awk kvm-get-cpus-script.sh $T/cpuarray.awk $T/dumpbatches.awk diff --git a/tools/testing/selftests/rcutorture/bin/mktestid.sh b/tools/testing/selftests/rcutorture/bin/mktestid.sh new file mode 100755 index 000000000000..24f6261dab6a --- /dev/null +++ b/tools/testing/selftests/rcutorture/bin/mktestid.sh @@ -0,0 +1,29 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0+ +# +# Create a testid.txt file in the specified directory. +# +# Usage: mktestid.sh dirpath +# +# Copyright (C) Meta Platforms, Inc. 2025 +# +# Author: Paul E. McKenney <paulmck@kernel.org> + +resdir="$1" +if test -z "${resdir}" || ! test -d "${resdir}" || ! test -w "${resdir}" +then + echo Path '"'${resdir}'"' not writeable directory, no ${resdir}/testid.txt. + exit 1 +fi +echo Build directory: `pwd` > ${resdir}/testid.txt +if test -d .git +then + echo Current commit: `git show --oneline --no-patch HEAD` >> ${resdir}/testid.txt + echo >> ${resdir}/testid.txt + echo ' ---' Output of "'"git status"'": >> ${resdir}/testid.txt + git status >> ${resdir}/testid.txt + echo >> ${resdir}/testid.txt + echo >> ${resdir}/testid.txt + echo ' ---' Output of "'"git diff HEAD"'": >> ${resdir}/testid.txt + git diff HEAD >> ${resdir}/testid.txt +fi diff --git a/tools/testing/selftests/rcutorture/bin/parse-console.sh b/tools/testing/selftests/rcutorture/bin/parse-console.sh index b07c11cf6929..be1e943ca4d5 100755 --- a/tools/testing/selftests/rcutorture/bin/parse-console.sh +++ b/tools/testing/selftests/rcutorture/bin/parse-console.sh @@ -113,7 +113,6 @@ then then print_warning $title `cat $T.seq` fi - exit 2 fi fi | tee -a $file.diags @@ -148,7 +147,7 @@ then summary="$summary KCSAN: $n_kcsan" fi fi - n_calltrace=`grep -c 'Call Trace:' $file` + n_calltrace=`grep -Ec 'Call Trace:|Call trace:' $file` if test "$n_calltrace" -ne 0 then summary="$summary Call Traces: $n_calltrace" diff --git a/tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh b/tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh index 2e63ef009d59..4e98c697def4 100755 --- a/tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh +++ b/tools/testing/selftests/rcutorture/bin/srcu_lockdep.sh @@ -39,8 +39,9 @@ do shift done -err= nerrs=0 + +# Test lockdep's handling of deadlocks. for d in 0 1 do for t in 0 1 2 @@ -49,9 +50,15 @@ do do err= val=$((d*1000+t*10+c)) - tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration 5s --configs "SRCU-P" --bootargs "rcutorture.test_srcu_lockdep=$val" --trust-make --datestamp "$ds/$val" > "$T/kvm.sh.out" 2>&1 + tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration 5s --configs "SRCU-P" --kconfig "CONFIG_FORCE_NEED_SRCU_NMI_SAFE=y" --bootargs "rcutorture.test_srcu_lockdep=$val rcutorture.reader_flavor=0x4" --trust-make --datestamp "$ds/$val" > "$T/kvm.sh.out" 2>&1 ret=$? mv "$T/kvm.sh.out" "$RCUTORTURE/res/$ds/$val" + if ! grep -q '^CONFIG_PROVE_LOCKING=y' .config + then + echo "rcu_torture_init_srcu_lockdep:Error: CONFIG_PROVE_LOCKING disabled in rcutorture SRCU-P scenario" + nerrs=$((nerrs+1)) + err=1 + fi if test "$d" -ne 0 && test "$ret" -eq 0 then err=1 @@ -71,6 +78,39 @@ do done done done + +# Test lockdep-enabled testing of mixed SRCU readers. +for val in 0x1 0xf +do + err= + tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration 5s --configs "SRCU-P" --kconfig "CONFIG_FORCE_NEED_SRCU_NMI_SAFE=y" --bootargs "rcutorture.reader_flavor=$val" --trust-make --datestamp "$ds/$val" > "$T/kvm.sh.out" 2>&1 + ret=$? + mv "$T/kvm.sh.out" "$RCUTORTURE/res/$ds/$val" + if ! grep -q '^CONFIG_PROVE_LOCKING=y' .config + then + echo "rcu_torture_init_srcu_lockdep:Error: CONFIG_PROVE_LOCKING disabled in rcutorture SRCU-P scenario" + nerrs=$((nerrs+1)) + err=1 + fi + if test "$val" = 0xf && test "$ret" -eq 0 + then + err=1 + echo -n Unexpected success for > "$RCUTORTURE/res/$ds/$val/kvm.sh.err" + fi + if test "$val" = 0x1 && test "$ret" -ne 0 + then + err=1 + echo -n Unexpected failure for > "$RCUTORTURE/res/$ds/$val/kvm.sh.err" + fi + if test -n "$err" + then + grep "rcu_torture_init_srcu_lockdep: test_srcu_lockdep = " "$RCUTORTURE/res/$ds/$val/SRCU-P/console.log" | sed -e 's/^.*rcu_torture_init_srcu_lockdep://' >> "$RCUTORTURE/res/$ds/$val/kvm.sh.err" + cat "$RCUTORTURE/res/$ds/$val/kvm.sh.err" + nerrs=$((nerrs+1)) + fi +done + +# Set up exit code. if test "$nerrs" -ne 0 then exit 1 diff --git a/tools/testing/selftests/rcutorture/bin/torture.sh b/tools/testing/selftests/rcutorture/bin/torture.sh index 0447c4a00cc4..f0083891ee81 100755 --- a/tools/testing/selftests/rcutorture/bin/torture.sh +++ b/tools/testing/selftests/rcutorture/bin/torture.sh @@ -30,6 +30,15 @@ then VERBOSE_BATCH_CPUS=0 fi +# Machine architecture? ("uname -p" is said to be less portable.)1 +thisarch="`uname -m`" +if test "${thisarch}" = aarch64 +then + ifnotaarch64=no +else + ifnotaarch64=yes +fi + # Configurations/scenarios. configs_rcutorture= configs_locktorture= @@ -51,12 +60,15 @@ do_scftorture=yes do_rcuscale=yes do_refscale=yes do_kvfree=yes +do_normal=yes +explicit_normal=no do_kasan=yes do_kcsan=no -do_clocksourcewd=yes +do_clocksourcewd="${ifnotaarch64}" do_rt=yes -do_rcutasksflavors=yes +do_rcutasksflavors="${ifnotaarch64}" # FIXME: Back to "yes" when SMP=n auto-avoided do_srcu_lockdep=yes +do_rcu_rust=no # doyesno - Helper function for yes/no arguments function doyesno () { @@ -82,11 +94,13 @@ usage () { echo " --do-kvfree / --do-no-kvfree / --no-kvfree" echo " --do-locktorture / --do-no-locktorture / --no-locktorture" echo " --do-none" + echo " --do-normal / --do-no-normal / --no-normal" echo " --do-rcuscale / --do-no-rcuscale / --no-rcuscale" echo " --do-rcutasksflavors / --do-no-rcutasksflavors / --no-rcutasksflavors" echo " --do-rcutorture / --do-no-rcutorture / --no-rcutorture" echo " --do-refscale / --do-no-refscale / --no-refscale" echo " --do-rt / --do-no-rt / --no-rt" + echo " --do-rcu-rust / --do-no-rcu-rust / --no-rcu-rust" echo " --do-scftorture / --do-no-scftorture / --no-scftorture" echo " --do-srcu-lockdep / --do-no-srcu-lockdep / --no-srcu-lockdep" echo " --duration [ <minutes> | <hours>h | <days>d ]" @@ -120,7 +134,7 @@ do ;; --do-all|--doall) do_allmodconfig=yes - do_rcutasksflavor=yes + do_rcutasksflavors="${ifnotaarch64}" # FIXME: Back to "yes" when SMP=n auto-avoided do_rcutorture=yes do_locktorture=yes do_scftorture=yes @@ -128,9 +142,11 @@ do do_refscale=yes do_rt=yes do_kvfree=yes + do_normal=yes + explicit_normal=no do_kasan=yes do_kcsan=yes - do_clocksourcewd=yes + do_clocksourcewd="${ifnotaarch64}" do_srcu_lockdep=yes ;; --do-allmodconfig|--do-no-allmodconfig|--no-allmodconfig) @@ -161,11 +177,17 @@ do do_refscale=no do_rt=no do_kvfree=no + do_normal=no + explicit_normal=no do_kasan=no do_kcsan=no do_clocksourcewd=no do_srcu_lockdep=no ;; + --do-normal|--do-norm|--do-no-normal|--do-no-norm|--no-normal|--no-norm) + do_normal=`doyesno "$1" --do-normal` + explicit_normal=yes + ;; --do-rcuscale|--do-no-rcuscale|--no-rcuscale) do_rcuscale=`doyesno "$1" --do-rcuscale` ;; @@ -181,6 +203,9 @@ do --do-rt|--do-no-rt|--no-rt) do_rt=`doyesno "$1" --do-rt` ;; + --do-rcu-rust|--do-no-rcu-rust|--no-rcu-rust) + do_rcu_rust=`doyesno "$1" --do-rcu-rust` + ;; --do-scftorture|--do-no-scftorture|--no-scftorture) do_scftorture=`doyesno "$1" --do-scftorture` ;; @@ -242,13 +267,24 @@ trap 'rm -rf $T' 0 2 echo " --- " $scriptname $args | tee -a $T/log echo " --- Results directory: " $ds | tee -a $T/log +if test "$do_normal" = "no" && test "$do_kasan" = "no" && test "$do_kcsan" = "no" +then + # Match old scripts so that "--do-none --do-rcutorture" does + # normal rcutorture testing, but no KASAN or KCSAN testing. + if test $explicit_normal = yes + then + echo " --- Everything disabled, so explicit --do-normal overridden" | tee -a $T/log + fi + do_normal=yes +fi + # Calculate rcutorture defaults and apportion time if test -z "$configs_rcutorture" then configs_rcutorture=CFLIST fi duration_rcutorture=$((duration_base*duration_rcutorture_frac/10)) -if test "$duration_rcutorture" -eq 0 +if test "$duration_rcutorture" -eq 0 && test "$do_locktorture" = "yes" then echo " --- Zero time for rcutorture, disabling" | tee -a $T/log do_rcutorture=no @@ -260,7 +296,7 @@ then configs_locktorture=CFLIST fi duration_locktorture=$((duration_base*duration_locktorture_frac/10)) -if test "$duration_locktorture" -eq 0 +if test "$duration_locktorture" -eq 0 && test "$do_locktorture" = "yes" then echo " --- Zero time for locktorture, disabling" | tee -a $T/log do_locktorture=no @@ -272,12 +308,19 @@ then configs_scftorture=CFLIST fi duration_scftorture=$((duration_base*duration_scftorture_frac/10)) -if test "$duration_scftorture" -eq 0 +if test "$duration_scftorture" -eq 0 && test "$do_scftorture" = "yes" then echo " --- Zero time for scftorture, disabling" | tee -a $T/log do_scftorture=no fi +# CONFIG_EXPERT=y is currently required for arm64 KCSAN runs. +kcsan_expert= +if test "${thisarch}" = aarch64 +then + kcsan_expert="CONFIG_EXPERT=y" +fi + touch $T/failures touch $T/successes @@ -332,14 +375,23 @@ function torture_set { local kcsan_kmake_tag= local flavor=$1 shift - curflavor=$flavor - torture_one "$@" - mv $T/last-resdir $T/last-resdir-nodebug || : + if test "$do_normal" = "yes" + then + curflavor=$flavor + torture_one "$@" + if test -e $T/last-resdir + then + mv $T/last-resdir $T/last-resdir-nodebug || : + fi + fi if test "$do_kasan" = "yes" then curflavor=${flavor}-kasan torture_one "$@" --kasan - mv $T/last-resdir $T/last-resdir-kasan || : + if test -e $T/last-resdir + then + mv $T/last-resdir $T/last-resdir-kasan || : + fi fi if test "$do_kcsan" = "yes" then @@ -349,8 +401,16 @@ function torture_set { kcsan_kmake_tag="--kmake-args" cur_kcsan_kmake_args="$kcsan_kmake_args" fi - torture_one "$@" --kconfig "CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_PROVE_LOCKING=y" $kcsan_kmake_tag $cur_kcsan_kmake_args --kcsan - mv $T/last-resdir $T/last-resdir-kcsan || : + chk_rdr_state= + if test "${flavor}" = rcutorture + then + chk_rdr_state="CONFIG_RCU_TORTURE_TEST_CHK_RDR_STATE=y" + fi + torture_one "$@" --kconfig "CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_PROVE_LOCKING=y ${kcsan_expert} ${chk_rdr_state}" $kcsan_kmake_tag $cur_kcsan_kmake_args --kcsan + if test -e $T/last-resdir + then + mv $T/last-resdir $T/last-resdir-kcsan || : + fi fi } @@ -360,6 +420,7 @@ then echo " --- allmodconfig:" Start `date` | tee -a $T/log amcdir="tools/testing/selftests/rcutorture/res/$ds/allmodconfig" mkdir -p "$amcdir" + mktestid.sh "$amcdir" echo " --- make clean" | tee $amcdir/log > "$amcdir/Make.out" 2>&1 make -j$MAKE_ALLOTED_CPUS clean >> "$amcdir/Make.out" 2>&1 retcode=$? @@ -378,6 +439,10 @@ then make -j$MAKE_ALLOTED_CPUS >> "$amcdir/Make.out" 2>&1 retcode="$?" echo $retcode > "$amcdir/Make.exitcode" + if grep -E -q "Stop|ERROR|Error|error:|warning:" < "$amcdir/Make.out" + then + retcode=99 + fi buildphase='"make"' fi if test "$retcode" -eq 0 @@ -448,13 +513,58 @@ fi if test "$do_rt" = "yes" then - # With all post-boot grace periods forced to normal. - torture_bootargs="rcupdate.rcu_cpu_stall_suppress_at_boot=1 torture.disable_onoff_at_boot rcupdate.rcu_task_stall_timeout=30000 rcupdate.rcu_normal=1" - torture_set "rcurttorture" tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration "$duration_rcutorture" --configs "TREE03" --trust-make + # In both runs, disable testing of RCU priority boosting because + # -rt doesn't like its interaction with testing of callback + # flooding. + + # With all post-boot grace periods forced to normal (default for PREEMPT_RT). + torture_bootargs="rcupdate.rcu_cpu_stall_suppress_at_boot=1 torture.disable_onoff_at_boot rcupdate.rcu_task_stall_timeout=30000 rcutorture.test_boost=0 rcutorture.preempt_duration=0" + torture_set "rcurttorture" tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration "$duration_rcutorture" --configs "TREE03" --kconfig "CONFIG_PREEMPT_RT=y CONFIG_EXPERT=y CONFIG_HZ_PERIODIC=n CONFIG_NO_HZ_IDLE=y CONFIG_RCU_NOCB_CPU=y" --trust-make # With all post-boot grace periods forced to expedited. - torture_bootargs="rcupdate.rcu_cpu_stall_suppress_at_boot=1 torture.disable_onoff_at_boot rcupdate.rcu_task_stall_timeout=30000 rcupdate.rcu_expedited=1" - torture_set "rcurttorture-exp" tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration "$duration_rcutorture" --configs "TREE03" --trust-make + torture_bootargs="rcupdate.rcu_cpu_stall_suppress_at_boot=1 torture.disable_onoff_at_boot rcupdate.rcu_task_stall_timeout=30000 rcutorture.test_boost=0 rcupdate.rcu_normal_after_boot=0 rcupdate.rcu_expedited=1 rcutorture.preempt_duration=0" + torture_set "rcurttorture-exp" tools/testing/selftests/rcutorture/bin/kvm.sh --allcpus --duration "$duration_rcutorture" --configs "TREE03" --kconfig "CONFIG_PREEMPT_RT=y CONFIG_EXPERT=y CONFIG_HZ_PERIODIC=n CONFIG_NO_HZ_FULL=y CONFIG_RCU_NOCB_CPU=y" --trust-make +fi + +if test "$do_rcu_rust" = "yes" +then + echo " --- do-rcu-rust:" Start `date` | tee -a $T/log + rrdir="tools/testing/selftests/rcutorture/res/$ds/results-rcu-rust" + mkdir -p "$rrdir" + mktestid.sh "$rrdir" + echo " --- make LLVM=1 rustavailable " | tee -a $rrdir/log > $rrdir/rustavailable.out + make LLVM=1 rustavailable > $T/rustavailable.out 2>&1 + retcode=$? + echo $retcode > $rrdir/rustavailable.exitcode + cat $T/rustavailable.out | tee -a $rrdir/log >> $rrdir/rustavailable.out 2>&1 + buildphase=rustavailable + if test "$retcode" -eq 0 + then + echo " --- Running 'make mrproper' in order to run kunit." | tee -a $rrdir/log > $rrdir/mrproper.out + make mrproper > $rrdir/mrproper.out 2>&1 + retcode=$? + echo $retcode > $rrdir/mrproper.exitcode + buildphase=mrproper + fi + if test "$retcode" -eq 0 + then + echo " --- Running rust_doctests_kernel." | tee -a $rrdir/log > $rrdir/rust_doctests_kernel.out + ./tools/testing/kunit/kunit.py run --make_options LLVM=1 --make_options CLIPPY=1 --arch arm64 --kconfig_add CONFIG_SMP=y --kconfig_add CONFIG_WERROR=y --kconfig_add CONFIG_RUST=y rust_doctests_kernel >> $rrdir/rust_doctests_kernel.out 2>&1 + # @@@ Remove "--arch arm64" in order to test on native architecture? + # @@@ Analyze $rrdir/rust_doctests_kernel.out contents? + retcode=$? + echo $retcode > $rrdir/rust_doctests_kernel.exitcode + buildphase=rust_doctests_kernel + fi + if test "$retcode" -eq 0 + then + echo "rcu-rust($retcode)" $rrdir >> $T/successes + echo Success >> $rrdir/log + else + echo "rcu-rust($retcode)" $rrdir >> $T/failures + echo " --- rcu-rust Test summary:" >> $rrdir/log + echo " --- Summary: Exit code $retcode from $buildphase, see $rrdir/$buildphase.out" >> $rrdir/log + fi fi if test "$do_srcu_lockdep" = "yes" @@ -608,7 +718,14 @@ nfailures=0 echo FAILURES: | tee -a $T/log if test -s "$T/failures" then - awk < "$T/failures" -v sq="'" '{ print "echo " sq $0 sq; print "sed -e " sq "1,/^ --- .* Test summary:$/d" sq " " $2 "/log | grep Summary: | sed -e " sq "s/^[^S]*/ /" sq; }' | sh | tee -a $T/log | tee "$T/failuresum" + awk < "$T/failures" -v sq="'" ' + { + print "echo " sq $0 sq; + if ($2 != "") + print "sed -e " sq "1,/^ --- .* Test summary:$/d" sq " " $2 "/log | grep Summary: | sed -e " sq "s/^[^S]*/ /" sq; + else + print "echo " sq " " sq "Run failed to produce results directory."; + }' | sh | tee -a $T/log | tee "$T/failuresum" nfailures="`wc -l "$T/failures" | awk '{ print $1 }'`" grep "^ Summary: " "$T/failuresum" | grep -v '^ Summary: Bugs: [0-9]* (all bugs kcsan)$' > "$T/nonkcsan" @@ -618,15 +735,18 @@ then fi ret=2 fi -if test "$do_kcsan" = "yes" +if test "$do_kcsan" = "yes" && test -e tools/testing/selftests/rcutorture/res/$ds then TORTURE_KCONFIG_KCSAN_ARG=1 tools/testing/selftests/rcutorture/bin/kcsan-collapse.sh tools/testing/selftests/rcutorture/res/$ds > tools/testing/selftests/rcutorture/res/$ds/kcsan.sum fi echo Started at $startdate, ended at `date`, duration `get_starttime_duration $starttime`. | tee -a $T/log echo Summary: Successes: $nsuccesses Failures: $nfailures. | tee -a $T/log -tdir="`cat $T/successes $T/failures | head -1 | awk '{ print $NF }' | sed -e 's,/[^/]\+/*$,,'`" -find "$tdir" -name 'ConfigFragment.diags' -print > $T/configerrors -find "$tdir" -name 'Make.out.diags' -print > $T/builderrors +tdir="`cat $T/successes $T/failures | awk 'NF > 1 { print $NF }' | head -1 | sed -e 's,/[^/]\+/*$,,'`" +if test -n "$tdir" +then + find "$tdir" -name 'ConfigFragment.diags' -print > $T/configerrors + find "$tdir" -name 'Make.out.diags' -print > $T/builderrors +fi if test -s "$T/configerrors" then echo " Scenarios with .config errors: `wc -l "$T/configerrors" | awk '{ print $1 }'`" diff --git a/tools/testing/selftests/rcutorture/configs/rcu/BUSTED b/tools/testing/selftests/rcutorture/configs/rcu/BUSTED index 48d8a245c7fa..7d75f4b94943 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/BUSTED +++ b/tools/testing/selftests/rcutorture/configs/rcu/BUSTED @@ -5,3 +5,6 @@ CONFIG_HOTPLUG_CPU=y CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=y +CONFIG_RCU_TORTURE_TEST_CHK_RDR_STATE=y +CONFIG_RCU_TORTURE_TEST_LOG_CPU=y +CONFIG_RCU_TORTURE_TEST_LOG_GP=y diff --git a/tools/testing/selftests/rcutorture/configs/rcu/CFLIST b/tools/testing/selftests/rcutorture/configs/rcu/CFLIST index 45f572570a8c..98b6175e5aa0 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/CFLIST +++ b/tools/testing/selftests/rcutorture/configs/rcu/CFLIST @@ -5,7 +5,6 @@ TREE04 TREE05 TREE07 TREE09 -SRCU-L SRCU-N SRCU-P SRCU-T diff --git a/tools/testing/selftests/rcutorture/configs/rcu/NOCB01 b/tools/testing/selftests/rcutorture/configs/rcu/NOCB01 new file mode 100644 index 000000000000..bbe6d28210ab --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/rcu/NOCB01 @@ -0,0 +1,21 @@ +CONFIG_SMP=y +CONFIG_NR_CPUS=8 +CONFIG_PREEMPT_NONE=n +CONFIG_PREEMPT_VOLUNTARY=n +CONFIG_PREEMPT=y +#CHECK#CONFIG_PREEMPT_RCU=y +CONFIG_HZ_PERIODIC=n +CONFIG_NO_HZ_IDLE=y +CONFIG_NO_HZ_FULL=n +CONFIG_RCU_TRACE=y +CONFIG_HOTPLUG_CPU=y +CONFIG_RCU_FANOUT=3 +CONFIG_RCU_FANOUT_LEAF=2 +CONFIG_RCU_NOCB_CPU=y +CONFIG_DEBUG_LOCK_ALLOC=n +CONFIG_PROVE_LOCKING=n +CONFIG_RCU_BOOST=n +CONFIG_DEBUG_OBJECTS_RCU_HEAD=n +CONFIG_RCU_EXPERT=y +CONFIG_RCU_EQS_DEBUG=y +CONFIG_RCU_LAZY=y diff --git a/tools/testing/selftests/rcutorture/configs/rcu/NOCB01.boot b/tools/testing/selftests/rcutorture/configs/rcu/NOCB01.boot new file mode 100644 index 000000000000..5130bc84c435 --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/rcu/NOCB01.boot @@ -0,0 +1,2 @@ +rcupdate.rcu_self_test=1 +rcu_nocbs=all diff --git a/tools/testing/selftests/rcutorture/configs/rcu/NOCB02 b/tools/testing/selftests/rcutorture/configs/rcu/NOCB02 new file mode 100644 index 000000000000..4c2b8cd6d8fd --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/rcu/NOCB02 @@ -0,0 +1,20 @@ +CONFIG_SMP=y +CONFIG_NR_CPUS=8 +CONFIG_PREEMPT_NONE=n +CONFIG_PREEMPT_VOLUNTARY=n +CONFIG_PREEMPT=y +#CHECK#CONFIG_PREEMPT_RCU=y +CONFIG_HZ_PERIODIC=n +CONFIG_NO_HZ_IDLE=y +CONFIG_NO_HZ_FULL=n +CONFIG_RCU_TRACE=y +CONFIG_HOTPLUG_CPU=y +CONFIG_RCU_FANOUT=3 +CONFIG_RCU_FANOUT_LEAF=2 +CONFIG_RCU_NOCB_CPU=y +CONFIG_DEBUG_LOCK_ALLOC=n +CONFIG_PROVE_LOCKING=n +CONFIG_RCU_BOOST=n +CONFIG_DEBUG_OBJECTS_RCU_HEAD=n +CONFIG_RCU_EXPERT=y +CONFIG_RCU_EQS_DEBUG=y diff --git a/tools/testing/selftests/rcutorture/configs/rcu/NOCB02.boot b/tools/testing/selftests/rcutorture/configs/rcu/NOCB02.boot new file mode 100644 index 000000000000..c212ae299b0b --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/rcu/NOCB02.boot @@ -0,0 +1,3 @@ +rcupdate.rcu_self_test=1 +rcu_nocbs=all +rcu_nocb_poll diff --git a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L deleted file mode 100644 index 3b4fa8dbef8a..000000000000 --- a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L +++ /dev/null @@ -1,10 +0,0 @@ -CONFIG_RCU_TRACE=n -CONFIG_SMP=y -CONFIG_NR_CPUS=6 -CONFIG_HOTPLUG_CPU=y -CONFIG_PREEMPT_NONE=y -CONFIG_PREEMPT_VOLUNTARY=n -CONFIG_PREEMPT=n -#CHECK#CONFIG_RCU_EXPERT=n -CONFIG_KPROBES=n -CONFIG_FTRACE=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L.boot b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L.boot deleted file mode 100644 index 0207b3138c5b..000000000000 --- a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-L.boot +++ /dev/null @@ -1,3 +0,0 @@ -rcutorture.torture_type=srcu -rcutorture.reader_flavor=0x4 -rcutorture.fwd_progress=3 diff --git a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-N b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-N index 07f5e0a70ae7..f943cdfb0a74 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-N +++ b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-N @@ -2,7 +2,9 @@ CONFIG_RCU_TRACE=n CONFIG_SMP=y CONFIG_NR_CPUS=4 CONFIG_HOTPLUG_CPU=y -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_DYNAMIC=n +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n #CHECK#CONFIG_RCU_EXPERT=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-P.boot b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-P.boot index 2db39f298d18..fb61703690cb 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-P.boot +++ b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-P.boot @@ -2,3 +2,4 @@ rcutorture.torture_type=srcud rcupdate.rcu_self_test=1 rcutorture.fwd_progress=3 srcutree.big_cpu_lim=5 +rcutorture.reader_flavor=0x8 diff --git a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-T b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-T index c70cf0405f24..06e4d1030279 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-T +++ b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-T @@ -1,5 +1,6 @@ CONFIG_SMP=n -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-U b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-U index bc9eeabaa1b1..71da6e3e9488 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/SRCU-U +++ b/tools/testing/selftests/rcutorture/configs/rcu/SRCU-U @@ -1,5 +1,6 @@ CONFIG_SMP=n -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n @@ -7,4 +8,3 @@ CONFIG_PREEMPT_DYNAMIC=n CONFIG_RCU_TRACE=n CONFIG_DEBUG_LOCK_ALLOC=n CONFIG_DEBUG_OBJECTS_RCU_HEAD=n -CONFIG_PREEMPT_COUNT=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TASKS02 b/tools/testing/selftests/rcutorture/configs/rcu/TASKS02 index 2f9fcffff5ae..dd2bd4e08da4 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TASKS02 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TASKS02 @@ -1,5 +1,6 @@ CONFIG_SMP=n -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TINY01 b/tools/testing/selftests/rcutorture/configs/rcu/TINY01 index 0953c52fcfd7..2be53bf60d65 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TINY01 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TINY01 @@ -1,5 +1,6 @@ CONFIG_SMP=n -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n @@ -11,4 +12,3 @@ CONFIG_RCU_TRACE=n #CHECK#CONFIG_RCU_STALL_COMMON=n CONFIG_DEBUG_LOCK_ALLOC=n CONFIG_DEBUG_OBJECTS_RCU_HEAD=n -CONFIG_PREEMPT_COUNT=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TINY02 b/tools/testing/selftests/rcutorture/configs/rcu/TINY02 index 30439f6fc20e..be8860342ef7 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TINY02 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TINY02 @@ -1,5 +1,6 @@ CONFIG_SMP=n -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TRACE01 b/tools/testing/selftests/rcutorture/configs/rcu/TRACE01 index 85b407467454..8fb124c28f28 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TRACE01 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TRACE01 @@ -1,7 +1,8 @@ CONFIG_SMP=y CONFIG_NR_CPUS=5 CONFIG_HOTPLUG_CPU=y -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n @@ -10,5 +11,4 @@ CONFIG_PROVE_LOCKING=n #CHECK#CONFIG_PROVE_RCU=n CONFIG_FORCE_TASKS_TRACE_RCU=y #CHECK#CONFIG_TASKS_TRACE_RCU=y -CONFIG_TASKS_TRACE_RCU_READ_MB=y CONFIG_RCU_EXPERT=y diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TRACE02 b/tools/testing/selftests/rcutorture/configs/rcu/TRACE02 index 9003c56cd764..8da390e82829 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TRACE02 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TRACE02 @@ -9,6 +9,5 @@ CONFIG_PROVE_LOCKING=y #CHECK#CONFIG_PROVE_RCU=y CONFIG_FORCE_TASKS_TRACE_RCU=y #CHECK#CONFIG_TASKS_TRACE_RCU=y -CONFIG_TASKS_TRACE_RCU_READ_MB=n CONFIG_RCU_EXPERT=y CONFIG_DEBUG_OBJECTS=y diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE01 b/tools/testing/selftests/rcutorture/configs/rcu/TREE01 index 8ae41d5f81a3..54b1600c7eb5 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TREE01 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE01 @@ -8,8 +8,6 @@ CONFIG_NO_HZ_IDLE=y CONFIG_NO_HZ_FULL=n CONFIG_RCU_TRACE=y CONFIG_HOTPLUG_CPU=y -CONFIG_MAXSMP=y -CONFIG_CPUMASK_OFFSTACK=y CONFIG_RCU_NOCB_CPU=y CONFIG_DEBUG_LOCK_ALLOC=n CONFIG_RCU_BOOST=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot b/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot index 40af3df0f397..1cc5b47dde28 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot +++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE01.boot @@ -1,4 +1,4 @@ -maxcpus=8 nr_cpus=43 +maxcpus=8 nr_cpus=17 rcutree.gp_preinit_delay=3 rcutree.gp_init_delay=3 rcutree.gp_cleanup_delay=3 diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE04 b/tools/testing/selftests/rcutorture/configs/rcu/TREE04 index dc4985064b3a..ac857d5bcb22 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TREE04 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE04 @@ -1,10 +1,12 @@ CONFIG_SMP=y CONFIG_NR_CPUS=8 +CONFIG_PREEMPT_LAZY=y CONFIG_PREEMPT_NONE=n -CONFIG_PREEMPT_VOLUNTARY=y +CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n #CHECK#CONFIG_TREE_RCU=y +#CHECK#CONFIG_PREEMPT_RCU=n CONFIG_HZ_PERIODIC=n CONFIG_NO_HZ_IDLE=n CONFIG_NO_HZ_FULL=y @@ -16,3 +18,4 @@ CONFIG_DEBUG_OBJECTS_RCU_HEAD=n CONFIG_RCU_EXPERT=y CONFIG_RCU_EQS_DEBUG=y CONFIG_RCU_LAZY=y +CONFIG_RCU_DYNTICKS_TORTURE=y diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE05 b/tools/testing/selftests/rcutorture/configs/rcu/TREE05 index 9f48c73709ec..61d15b1b54d1 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TREE05 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE05 @@ -1,6 +1,8 @@ CONFIG_SMP=y CONFIG_NR_CPUS=8 -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_DYNAMIC=n +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n #CHECK#CONFIG_TREE_RCU=y diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE05.boot b/tools/testing/selftests/rcutorture/configs/rcu/TREE05.boot index c419cac233ee..54f5c9053474 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TREE05.boot +++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE05.boot @@ -2,3 +2,9 @@ rcutree.gp_preinit_delay=3 rcutree.gp_init_delay=3 rcutree.gp_cleanup_delay=3 rcupdate.rcu_self_test=1 + +# This part is for synchronize_rcu() testing +rcutorture.nfakewriters=-1 +rcutorture.gp_sync=1 +rcupdate.rcu_normal=1 +rcutree.rcu_normal_wake_from_gp=1 diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE06 b/tools/testing/selftests/rcutorture/configs/rcu/TREE06 index db27651de04b..0e090bb68a0f 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TREE06 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE06 @@ -1,9 +1,12 @@ CONFIG_SMP=y CONFIG_NR_CPUS=8 -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_DYNAMIC=n +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n #CHECK#CONFIG_TREE_RCU=y +#CHECK#CONFIG_PREEMPT_RCU=n CONFIG_HZ_PERIODIC=n CONFIG_NO_HZ_IDLE=y CONFIG_NO_HZ_FULL=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE07 b/tools/testing/selftests/rcutorture/configs/rcu/TREE07 index d30922d8c883..352393bc5c56 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TREE07 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE07 @@ -1,7 +1,8 @@ CONFIG_SMP=y CONFIG_NR_CPUS=16 -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n +CONFIG_PREEMPT_LAZY=y CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n #CHECK#CONFIG_TREE_RCU=y diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE10 b/tools/testing/selftests/rcutorture/configs/rcu/TREE10 index 759ee51d3ddc..b2ce37861e71 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TREE10 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE10 @@ -1,10 +1,12 @@ CONFIG_SMP=y CONFIG_NR_CPUS=74 -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_NONE=n +CONFIG_PREEMPT_LAZY=y CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n #CHECK#CONFIG_TREE_RCU=y +CONFIG_PREEMPT_RCU=n CONFIG_HZ_PERIODIC=n CONFIG_NO_HZ_IDLE=y CONFIG_NO_HZ_FULL=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TRIVIAL b/tools/testing/selftests/rcutorture/configs/rcu/TRIVIAL index 5d546efa68e8..696fba9968c6 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TRIVIAL +++ b/tools/testing/selftests/rcutorture/configs/rcu/TRIVIAL @@ -1,6 +1,8 @@ CONFIG_SMP=y CONFIG_NR_CPUS=8 -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_DYNAMIC=n +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_HZ_PERIODIC=n diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TRIVIAL-PREEMPT b/tools/testing/selftests/rcutorture/configs/rcu/TRIVIAL-PREEMPT new file mode 100644 index 000000000000..8230b14bfe68 --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/rcu/TRIVIAL-PREEMPT @@ -0,0 +1,12 @@ +CONFIG_SMP=y +CONFIG_NR_CPUS=8 +CONFIG_PREEMPT_NONE=n +CONFIG_PREEMPT_VOLUNTARY=n +CONFIG_PREEMPT=y +CONFIG_HZ_PERIODIC=n +CONFIG_NO_HZ_IDLE=y +CONFIG_NO_HZ_FULL=n +CONFIG_DEBUG_LOCK_ALLOC=n +CONFIG_DEBUG_OBJECTS_RCU_HEAD=n +CONFIG_RCU_EXPERT=y +CONFIG_TRIVIAL_PREEMPT_RCU=y diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TRIVIAL-PREEMPT.boot b/tools/testing/selftests/rcutorture/configs/rcu/TRIVIAL-PREEMPT.boot new file mode 100644 index 000000000000..299cd3a12df6 --- /dev/null +++ b/tools/testing/selftests/rcutorture/configs/rcu/TRIVIAL-PREEMPT.boot @@ -0,0 +1,3 @@ +rcutorture.torture_type=trivial-preempt +rcutorture.onoff_interval=0 +rcutorture.shuffle_interval=0 diff --git a/tools/testing/selftests/rcutorture/configs/rcuscale/TINY b/tools/testing/selftests/rcutorture/configs/rcuscale/TINY index 0fa2dc086e10..c1a7d38823fb 100644 --- a/tools/testing/selftests/rcutorture/configs/rcuscale/TINY +++ b/tools/testing/selftests/rcutorture/configs/rcuscale/TINY @@ -1,5 +1,6 @@ CONFIG_SMP=n -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n diff --git a/tools/testing/selftests/rcutorture/configs/rcuscale/TRACE01 b/tools/testing/selftests/rcutorture/configs/rcuscale/TRACE01 index 0059592c7408..f3f1368b8386 100644 --- a/tools/testing/selftests/rcutorture/configs/rcuscale/TRACE01 +++ b/tools/testing/selftests/rcutorture/configs/rcuscale/TRACE01 @@ -1,5 +1,6 @@ CONFIG_SMP=y -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n diff --git a/tools/testing/selftests/rcutorture/configs/rcuscale/ver_functions.sh b/tools/testing/selftests/rcutorture/configs/rcuscale/ver_functions.sh index 28070b43f017..b78ddc243d89 100644 --- a/tools/testing/selftests/rcutorture/configs/rcuscale/ver_functions.sh +++ b/tools/testing/selftests/rcutorture/configs/rcuscale/ver_functions.sh @@ -11,7 +11,7 @@ # # Adds per-version torture-module parameters to kernels supporting them. per_version_boot_params () { - echo rcuscale.shutdown=1 \ + echo rcuscale.shutdown_secs=$3 \ rcuscale.verbose=0 \ $1 } diff --git a/tools/testing/selftests/rcutorture/configs/refscale/NOPREEMPT b/tools/testing/selftests/rcutorture/configs/refscale/NOPREEMPT index 67f9d2998afd..1f215e17cbae 100644 --- a/tools/testing/selftests/rcutorture/configs/refscale/NOPREEMPT +++ b/tools/testing/selftests/rcutorture/configs/refscale/NOPREEMPT @@ -1,5 +1,6 @@ CONFIG_SMP=y -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n diff --git a/tools/testing/selftests/rcutorture/configs/refscale/TINY b/tools/testing/selftests/rcutorture/configs/refscale/TINY index 759343980b80..9a11b578ff34 100644 --- a/tools/testing/selftests/rcutorture/configs/refscale/TINY +++ b/tools/testing/selftests/rcutorture/configs/refscale/TINY @@ -1,5 +1,6 @@ CONFIG_SMP=n -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n diff --git a/tools/testing/selftests/rcutorture/configs/refscale/ver_functions.sh b/tools/testing/selftests/rcutorture/configs/refscale/ver_functions.sh index 748465627601..219fac070af2 100644 --- a/tools/testing/selftests/rcutorture/configs/refscale/ver_functions.sh +++ b/tools/testing/selftests/rcutorture/configs/refscale/ver_functions.sh @@ -11,7 +11,7 @@ # # Adds per-version torture-module parameters to kernels supporting them. per_version_boot_params () { - echo refscale.shutdown=1 \ + echo refscale.shutdown_secs=$3 \ refscale.verbose=0 \ $1 } diff --git a/tools/testing/selftests/rcutorture/configs/scf/NOPREEMPT b/tools/testing/selftests/rcutorture/configs/scf/NOPREEMPT index 6133f54ce2a7..f9621e2770a4 100644 --- a/tools/testing/selftests/rcutorture/configs/scf/NOPREEMPT +++ b/tools/testing/selftests/rcutorture/configs/scf/NOPREEMPT @@ -1,5 +1,6 @@ CONFIG_SMP=y -CONFIG_PREEMPT_NONE=y +CONFIG_PREEMPT_LAZY=y +CONFIG_PREEMPT_NONE=n CONFIG_PREEMPT_VOLUNTARY=n CONFIG_PREEMPT=n CONFIG_PREEMPT_DYNAMIC=n |