From 7d5367539ae902a9208c5918e21b0f89e5feb29c Mon Sep 17 00:00:00 2001 From: Tom Zanussi Date: Mon, 1 Feb 2021 13:48:16 -0600 Subject: [PATCH] selftests/ftrace: Add '!event' synthetic event syntax check Add a check confirming that '!event' alone will remove a synthetic event. Link: https://lkml.kernel.org/r/1dff3f03d18542cece08c10d6323d8a8dba11e42.1612208610.git.zanussi@kernel.org Signed-off-by: Tom Zanussi Signed-off-by: Steven Rostedt (VMware) --- .../trigger/inter-event/trigger-synthetic-event-syntax.tc | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-syntax.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-syntax.tc index 59216f3cfb129..2968cdc7df309 100644 --- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-syntax.tc +++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-syntax.tc @@ -32,6 +32,10 @@ grep "myevent[[:space:]]u64 var1" synthetic_events # it is not possible to add same name event ! echo "myevent u64 var2" >> synthetic_events +# make sure !synthetic event doesn't require a field +echo "!myevent" >> synthetic_events +echo "myevent u64 var1" >> synthetic_events + # Non-append open will cleanup all events and add new one echo "myevent u64 var2" > synthetic_events -- 2.39.5