linux-loongson/tools/tracing/rtla/tests/scripts/check-priority.sh
Tomas Glozar a80db1f857 rtla/tests: Test timerlat -P option using actions
The -P option is used to set priority of osnoise and timerlat threads.

Extend the test for -P with --on-threshold calling a script that looks
for running timerlat threads and checks if their priority is set
correctly.

As --on-threshold is only supported by timerlat at the moment, this is
only implemented there so far.

Cc: John Kacur <jkacur@redhat.com>
Cc: Luis Goncalves <lgoncalv@redhat.com>
Cc: Chang Yin <cyin@redhat.com>
Cc: Costa Shulyupin <costa.shul@redhat.com>
Link: https://lore.kernel.org/20250725133817.59237-3-tglozar@redhat.com
Signed-off-by: Tomas Glozar <tglozar@redhat.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2025-07-28 10:22:39 -04:00

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Executable File

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
pids="$(pgrep ^$1)" || exit 1
for pid in $pids
do
chrt -p $pid | cut -d ':' -f 2 | head -n1 | grep "^ $2\$" >/dev/null
chrt -p $pid | cut -d ':' -f 2 | tail -n1 | grep "^ $3\$" >/dev/null
done && echo "Priorities are set correctly"