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authorLinus Torvalds <torvalds@linux-foundation.org>2025-02-26 14:22:47 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2025-02-26 14:22:47 -0800
commitf4ce1f3318ad4bc12463698696ebc36b145a6aa3 (patch)
tree679092a6c51fe2735f77c50efea1e33ddd4f936c /kernel/workqueue.c
parente6d3c4e535dfffc69cdbad0c12003a8a1e75f88f (diff)
parent8221fd1a73044adef712a5c9346a23c2447f629c (diff)
Merge tag 'wq-for-6.14-rc4-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
Pull workqueue update from Tejun Heo: "This contains a patch improve debug visibility. While it isn't a fix, the change carries virtually no risk and makes it substantially easier to chase down a class of problems" * tag 'wq-for-6.14-rc4-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: workqueue: Log additional details when rejecting work
Diffstat (limited to 'kernel/workqueue.c')
-rw-r--r--kernel/workqueue.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 97152f2250fe..bfe030b443e2 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -2254,8 +2254,10 @@ static void __queue_work(int cpu, struct workqueue_struct *wq,
* queues a new work item to a wq after destroy_workqueue(wq).
*/
if (unlikely(wq->flags & (__WQ_DESTROYING | __WQ_DRAINING) &&
- WARN_ON_ONCE(!is_chained_work(wq))))
+ WARN_ONCE(!is_chained_work(wq), "workqueue: cannot queue %ps on wq %s\n",
+ work->func, wq->name))) {
return;
+ }
rcu_read_lock();
retry:
/* pwq which will be used unless @work is executing elsewhere */