Commit-ID: 8e8eb730759f9cfd7a761b0b4ee41d714e720993 Gitweb: https://git.kernel.org/tip/8e8eb730759f9cfd7a761b0b4ee41d714e720993 Author: Frederic Weisbecker <[email protected]> AuthorDate: Mon, 6 Nov 2017 16:01:19 +0100 Committer: Ingo Molnar <[email protected]> CommitDate: Wed, 8 Nov 2017 11:13:48 +0100
workqueue: Use lockdep to assert IRQs are disabled/enabled Use lockdep to check that IRQs are enabled or disabled as expected. This way the sanity check only shows overhead when concurrency correctness debug code is enabled. Signed-off-by: Frederic Weisbecker <[email protected]> Acked-by: Thomas Gleixner <[email protected]> Acked-by: Tejun Heo <[email protected]> Cc: David S . Miller <[email protected]> Cc: Lai Jiangshan <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Paul E. McKenney <[email protected]> Cc: Peter Zijlstra <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Ingo Molnar <[email protected]> --- kernel/workqueue.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 1070b21..13f67b5 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -1376,7 +1376,7 @@ static void __queue_work(int cpu, struct workqueue_struct *wq, * queued or lose PENDING. Grabbing PENDING and queueing should * happen with IRQ disabled. */ - WARN_ON_ONCE(!irqs_disabled()); + lockdep_assert_irqs_disabled(); debug_work_activate(work);
