linux/tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc
Naveen N. Rao 94fea664ae selftests/ftrace: Convert tracer tests to use 'requires' to specify program dependency
Now that we have a good way to specify dependency of tests on programs,
convert some of the tracer tests to use this method for specifying
dependency on 'chrt'.

Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
2022-10-28 02:01:17 -06:00

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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Test wakeup tracer
# requires: wakeup:tracer chrt:program
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