diff options
Diffstat (limited to 'tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc')
| -rw-r--r-- | tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc b/tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc new file mode 100644 index 000000000..11be10e1b --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc @@ -0,0 +1,21 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Test wakeup tracer +# requires: wakeup:tracer + +if ! which chrt ; then + echo "chrt is not found. This test requires nice command." + exit_unresolved +fi + +echo wakeup > current_tracer +echo 1 > tracing_on +echo 0 > tracing_max_latency + +: "Wakeup higher priority task" +chrt -f 5 sleep 1 + +echo 0 > tracing_on +grep '+ \[[[:digit:]]*\]' trace +grep '==> \[[[:digit:]]*\]' trace + |