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: Tejun Heo <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Paul E. McKenney <[email protected]> Cc: Lai Jiangshan <[email protected]> --- kernel/workqueue.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 160fdc6..fa96d29 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -1375,7 +1375,7 @@ 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); -- 2.7.4
