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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-12-12 08:15:13 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-12-12 08:15:13 -0800 |
| commit | e7b55b8fcd3a32ba1f95ccd95fb9a11ccfa63563 (patch) | |
| tree | 04d6191dcc1110074c48d569747e3ac94b595f45 /kernel/workqueue.c | |
| parent | 50851c6248e1a13c45d97c41f6ebcf716093aa5e (diff) | |
| parent | 3657600040a7279e52252af3f9d7e253f4f49ef0 (diff) | |
| download | lwn-e7b55b8fcd3a32ba1f95ccd95fb9a11ccfa63563.tar.gz lwn-e7b55b8fcd3a32ba1f95ccd95fb9a11ccfa63563.zip | |
Merge branch 'for-3.8' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
Pull workqueue changes from Tejun Heo:
"Nothing exciting. Just two trivial changes."
* 'for-3.8' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq:
workqueue: add WARN_ON_ONCE() on CPU number to wq_worker_waking_up()
workqueue: trivial fix for return statement in work_busy()
Diffstat (limited to 'kernel/workqueue.c')
| -rw-r--r-- | kernel/workqueue.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 1dae900df798..fbc6576a83c3 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -739,8 +739,10 @@ void wq_worker_waking_up(struct task_struct *task, unsigned int cpu) { struct worker *worker = kthread_data(task); - if (!(worker->flags & WORKER_NOT_RUNNING)) + if (!(worker->flags & WORKER_NOT_RUNNING)) { + WARN_ON_ONCE(worker->pool->gcwq->cpu != cpu); atomic_inc(get_pool_nr_running(worker->pool)); + } } /** @@ -3485,7 +3487,7 @@ unsigned int work_busy(struct work_struct *work) unsigned int ret = 0; if (!gcwq) - return false; + return 0; spin_lock_irqsave(&gcwq->lock, flags); |