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authorLinus Torvalds <torvalds@linux-foundation.org>2010-12-14 18:50:10 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-12-14 18:50:10 -0800
commit0fcdcfbbc98f70f559e4b36773a69972489a6d8f (patch)
tree108d532e9c79b76c6adaf8b564749a19ffbbce66 /kernel
parent6d5e93c2aa1248b25f9de0eaca1dca038e31d79d (diff)
parent2d64672ed38721b7a3815009d79bfb90a1f34a17 (diff)
downloadop-kernel-dev-0fcdcfbbc98f70f559e4b36773a69972489a6d8f.zip
op-kernel-dev-0fcdcfbbc98f70f559e4b36773a69972489a6d8f.tar.gz
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq: workqueue: It is likely that WORKER_NOT_RUNNING is true MAINTAINERS: Add workqueue entry workqueue: check the allocation of system_unbound_wq
Diffstat (limited to 'kernel')
-rw-r--r--kernel/workqueue.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 90db1bd..e785b0f 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -661,7 +661,7 @@ void wq_worker_waking_up(struct task_struct *task, unsigned int cpu)
{
struct worker *worker = kthread_data(task);
- if (likely(!(worker->flags & WORKER_NOT_RUNNING)))
+ if (!(worker->flags & WORKER_NOT_RUNNING))
atomic_inc(get_gcwq_nr_running(cpu));
}
@@ -687,7 +687,7 @@ struct task_struct *wq_worker_sleeping(struct task_struct *task,
struct global_cwq *gcwq = get_gcwq(cpu);
atomic_t *nr_running = get_gcwq_nr_running(cpu);
- if (unlikely(worker->flags & WORKER_NOT_RUNNING))
+ if (worker->flags & WORKER_NOT_RUNNING)
return NULL;
/* this can only happen on the local cpu */
@@ -3692,7 +3692,8 @@ static int __init init_workqueues(void)
system_nrt_wq = alloc_workqueue("events_nrt", WQ_NON_REENTRANT, 0);
system_unbound_wq = alloc_workqueue("events_unbound", WQ_UNBOUND,
WQ_UNBOUND_MAX_ACTIVE);
- BUG_ON(!system_wq || !system_long_wq || !system_nrt_wq);
+ BUG_ON(!system_wq || !system_long_wq || !system_nrt_wq ||
+ !system_unbound_wq);
return 0;
}
early_initcall(init_workqueues);
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