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Diffstat (limited to '')
-rw-r--r-- | tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc b/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc new file mode 100644 index 000000000..3a77198b3 --- /dev/null +++ b/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc @@ -0,0 +1,21 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# description: Test wakeup RT tracer +# requires: wakeup_rt:tracer + +if ! which chrt ; then + echo "chrt is not found. This test requires chrt command." + exit_unresolved +fi + +echo wakeup_rt > current_tracer +echo 1 > tracing_on +echo 0 > tracing_max_latency + +: "Wakeup a realtime task" +chrt -f 5 sleep 1 + +echo 0 > tracing_on +grep "+ \[[[:digit:]]*\]" trace +grep "==> \[[[:digit:]]*\]" trace + |