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Revert "workqueue: Don't call cpumask_test_cpu() with -1 CPU in wq_update_node_max_active()"

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BugLink: https://bugs.launchpad.net/bugs/2060533

This reverts commit 9fc557d489f8163c1aabcb89114b8eba960f4097 which is commit
15930da42f8981dc42c19038042947b475b19f47 upstream.

The workqueue patches backported to 6.8.y caused some reported
regressions, so revert them for now.

Reported-by: Thorsten Leemhuis <regressions@leemhuis.info>
Cc: Tejun Heo <tj@kernel.org>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Nathan Chancellor <nathan@kernel.org>
Cc: Sasha Levin <sashal@kernel.org>
Cc: Audra Mitchell <audra@redhat.com>
Link: https://lore.kernel.org/all/ce4c2f67-c298-48a0-87a3-f933d646c73b@leemhuis.info/
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Paolo Pisati <paolo.pisati@canonical.com>
This commit is contained in:
Greg Kroah-Hartman
2024-04-03 16:29:12 +02:00
committed by Roxana Nicolescu
parent 499ecce36f
commit 62c2390de5
1 changed files with 1 additions and 1 deletions
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kernel/workqueue.c
+1 -1
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@@ -1506,7 +1506,7 @@ static void wq_update_node_max_active(struct workqueue_struct *wq, int off_cpu)
lockdep_assert_held(&wq->mutex);
if (off_cpu >= 0 && !cpumask_test_cpu(off_cpu, effective))
if (!cpumask_test_cpu(off_cpu, effective))
off_cpu = -1;
total_cpus = cpumask_weight_and(effective, cpu_online_mask);