Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge tag 'linux_kselftest-next-6.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest
Pull Kselftest updates from Shuah Khan:
- Fix bugs and clean up code in tracing, ftrace, and user_events tests
- Add missing executables to ftrace gitignore
* tag 'linux_kselftest-next-6.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
selftests/ftrace: add 'poll' binary to gitignore
selftests/ftrace: Use readelf to find entry point in uprobe test
selftests/user_events: Fix failures caused by test code
selftests/tracing: Allow some more tests to run in instances
selftests/ftrace: Clean up triggers after setting them
selftests/tracing: Test only toplevel README file not the instances
+25
-4
+1
tools/testing/selftests/ftrace/.gitignore
+1
tools/testing/selftests/ftrace/.gitignore
+7
-3
tools/testing/selftests/ftrace/test.d/dynevent/add_remove_uprobe.tc
+7
-3
tools/testing/selftests/ftrace/test.d/dynevent/add_remove_uprobe.tc
···
3
3
# description: Generic dynamic event - add/remove/test uprobe events
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# requires: uprobe_events
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+
if ! which readelf > /dev/null 2>&1 ; then
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echo "No readelf found. skipped."
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exit_unresolved
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fi
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+
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echo 0 > events/enable
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echo > dynamic_events
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REALBIN=`readlink -f /bin/sh`
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+
ENTRYPOINT=`readelf -h ${REALBIN} | grep Entry | sed -e 's/[^0]*//'`
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-
echo 'cat /proc/$$/maps' | /bin/sh | \
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-
grep "r-xp .*${REALBIN}$" | \
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-
awk '{printf "p:myevent %s:0x%s\n", $6,$3 }' >> uprobe_events
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+
echo "p:myevent ${REALBIN}:${ENTRYPOINT}" >> uprobe_events
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grep -q myevent uprobe_events
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test -d events/uprobes/myevent
+7
-1
tools/testing/selftests/ftrace/test.d/functions
+7
-1
tools/testing/selftests/ftrace/test.d/functions
···
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exit_unsupported
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fi
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elif [ "$r" != "$i" ]; then
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-
if ! grep -Fq "$r" README ; then
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+
# If this is an instance, check the top directory
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if echo $TRACING_DIR | grep -q "/instances/"; then
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test="$TRACING_DIR/../.."
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else
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test=$TRACING_DIR
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fi
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if ! grep -Fq "$r" $test/README ; then
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echo "Required feature pattern \"$r\" is not in README."
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exit_unsupported
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fi
+1
tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-action-hist-xfail.tc
+1
tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-action-hist-xfail.tc
+3
tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onchange-action-hist.tc
+3
tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onchange-action-hist.tc
···
2
2
# SPDX-License-Identifier: GPL-2.0
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3
# description: event trigger - test inter-event histogram trigger onchange action
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# requires: set_event "onchange(var)":README ping:program
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# flags: instance
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fail() { #msg
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echo $1
···
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if ! grep -q "changed:" events/sched/sched_waking/hist; then
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fail "Failed to create onchange action inter-event histogram"
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fi
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+
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echo '!hist:keys=comm:newprio=prio:onchange($newprio).save(comm,prio) if comm=="ping"' >> events/sched/sched_waking/trigger
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exit 0
+3
tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-snapshot-action-hist.tc
+3
tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-snapshot-action-hist.tc
···
2
2
# SPDX-License-Identifier: GPL-2.0
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3
# description: event trigger - test inter-event histogram trigger snapshot action
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# requires: set_event snapshot events/sched/sched_process_fork/hist "onchange(var)":README "snapshot()":README ping:program
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+
# flags: instance
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fail() { #msg
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echo $1
···
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if ! grep -q "comm=ping" snapshot; then
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fail "Failed to create snapshot action inter-event histogram"
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fi
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+
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+
echo '!hist:keys=comm:newprio=prio:onchange($newprio).save(comm,prio):onchange($newprio).snapshot() if comm=="ping"' >> events/sched/sched_waking/trigger
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exit 0
+1
tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-expressions.tc
+1
tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-expressions.tc
···
2
2
# SPDX-License-Identifier: GPL-2.0
3
3
# description: event trigger - test histogram expression parsing
4
4
# requires: set_event events/sched/sched_process_fork/trigger events/sched/sched_process_fork/hist error_log "<var1>=<field|var_ref|numeric_literal>":README
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+
# flags: instance
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fail() { #msg