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wq fixes for v5.19-rc8

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Just one commit to suppress a spurious warning added during the 5.19 cycle.
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Merge tag 'wq-for-5.19-rc8-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq

Pull workqueue fix from Tejun Heo:
 "Just one commit to suppress a spurious warning added during the 5.19
  cycle"

* tag 'wq-for-5.19-rc8-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq:
  workqueue: Avoid a false warning in unbind_workers()
This commit is contained in:
Linus Torvalds 2022-07-29 11:20:40 -07:00
commit 4b20426d04
1 changed files with 4 additions and 1 deletions
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5
kernel/workqueue.c
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@ -5001,7 +5001,10 @@ static void unbind_workers(int cpu)
for_each_pool_worker(worker, pool) {
kthread_set_per_cpu(worker->task, -1);
WARN_ON_ONCE(set_cpus_allowed_ptr(worker->task, wq_unbound_cpumask) < 0);
if (cpumask_intersects(wq_unbound_cpumask, cpu_active_mask))
WARN_ON_ONCE(set_cpus_allowed_ptr(worker->task, wq_unbound_cpumask) < 0);
else
WARN_ON_ONCE(set_cpus_allowed_ptr(worker->task, cpu_possible_mask) < 0);
}
mutex_unlock(&wq_pool_attach_mutex);