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Diffstat (limited to '')
-rw-r--r-- | tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc new file mode 100644 index 000000000..b1ede6249 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc @@ -0,0 +1,48 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: event tracing - enable/disable with subsystem level files +# requires: set_event events/sched/enable +# flags: instance + +do_reset() { + echo > set_event + clear_trace +} + +fail() { #msg + echo $1 + exit_fail +} + +echo 'sched:*' > set_event + +yield + +count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` +if [ $count -lt 3 ]; then + fail "at least fork, exec and exit events should be recorded" +fi + +do_reset + +echo 1 > events/sched/enable + +yield + +count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` +if [ $count -lt 3 ]; then + fail "at least fork, exec and exit events should be recorded" +fi + +do_reset + +echo 0 > events/sched/enable + +yield + +count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` +if [ $count -ne 0 ]; then + fail "any of scheduler events should not be recorded" +fi + +exit 0 |