diff options
| -rw-r--r-- | tools/testing/selftests/ftrace/test.d/dynevent/enable_disable_tprobe.tc | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/enable_disable_tprobe.tc b/tools/testing/selftests/ftrace/test.d/dynevent/enable_disable_tprobe.tc new file mode 100644 index 000000000000..c1f1cafa30f3 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/dynevent/enable_disable_tprobe.tc @@ -0,0 +1,40 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Generic dynamic event - enable/disable tracepoint probe events +# requires: dynamic_events "t[:[<group>/][<event>]] <tracepoint> [<args>]":README + +echo 0 > events/enable +echo > dynamic_events + +TRACEPOINT=sched_switch +ENABLEFILE=events/tracepoints/myprobe/enable + +:;: "Add tracepoint event on $TRACEPOINT" ;: + +echo "t:myprobe ${TRACEPOINT}" >> dynamic_events + +:;: "Check enable/disable to ensure it works" ;: + +echo 1 > $ENABLEFILE + +grep -q $TRACEPOINT trace + +echo 0 > $ENABLEFILE + +echo > trace + +! grep -q $TRACEPOINT trace + +:;: "Repeat enable/disable to ensure it works" ;: + +echo 1 > $ENABLEFILE + +grep -q $TRACEPOINT trace + +echo 0 > $ENABLEFILE + +echo > trace + +! grep -q $TRACEPOINT trace + +exit 0 |