Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
45 lines
1.7 KiB
Bash
45 lines
1.7 KiB
Bash
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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# description: event trigger - test multiple histogram triggers
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# requires: set_event events/sched/sched_process_fork/trigger events/sched/sched_process_fork/hist
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# flags: instance
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fail() { #msg
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echo $1
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exit_fail
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}
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echo "Test histogram multiple triggers"
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echo 'hist:keys=parent_pid:vals=child_pid' > events/sched/sched_process_fork/trigger
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echo 'hist:keys=parent_comm:vals=child_pid' >> events/sched/sched_process_fork/trigger
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for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
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grep parent_pid events/sched/sched_process_fork/hist > /dev/null || \
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fail "hist trigger on sched_process_fork did not work"
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grep child events/sched/sched_process_fork/hist > /dev/null || \
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fail "hist trigger on sched_process_fork did not work"
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COMM=`cat /proc/$$/comm`
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grep "parent_comm: $COMM" events/sched/sched_process_fork/hist > /dev/null || \
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fail "string key on sched_process_fork did not work"
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reset_trigger
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echo "Test histogram with its name"
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echo 'hist:name=test_hist:keys=common_pid' > events/sched/sched_process_fork/trigger
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for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
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grep test_hist events/sched/sched_process_fork/hist > /dev/null || \
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fail "named event on sched_process_fork did not work"
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echo "Test same named histogram on different events"
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echo 'hist:name=test_hist:keys=common_pid' > events/sched/sched_process_exit/trigger
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for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
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grep test_hist events/sched/sched_process_exit/hist > /dev/null || \
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fail "named event on sched_process_fork did not work"
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diffs=`diff events/sched/sched_process_exit/hist events/sched/sched_process_fork/hist | wc -l`
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test $diffs -eq 0 || fail "Same name histograms are not same"
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exit 0
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