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workqueue: wq_watchdog_touch is always called with valid CPU

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Warn in the case it is called with cpu == -1. This does not appear
to happen anywhere.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Reviewed-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Nicholas Piggin 2024-06-25 21:42:44 +10:00 committed by Tejun Heo
parent a071b043ab
commit 18e24deb1c
1 changed files with 2 additions and 0 deletions
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kernel/workqueue.c
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@ -7526,6 +7526,8 @@ notrace void wq_watchdog_touch(int cpu)
{
if (cpu >= 0)
per_cpu(wq_watchdog_touched_cpu, cpu) = jiffies;
else
WARN_ONCE(1, "%s should be called with valid CPU", __func__);
wq_watchdog_touched = jiffies;
}