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 <frede...@kernel.org> Cc: Peter Zijlstra <pet...@infradead.org> Cc: Ingo Molnar <mi...@kernel.org> Cc: Thomas Gleixner <t...@linutronix.de> Cc: Paul E. McKenney <paul...@linux.vnet.ibm.com> --- kernel/irq_work.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/irq_work.c b/kernel/irq_work.c index bcf107c..8995796 100644 --- a/kernel/irq_work.c +++ b/kernel/irq_work.c @@ -188,7 +188,7 @@ void irq_work_tick(void) */ void irq_work_sync(struct irq_work *work) { - WARN_ON_ONCE(irqs_disabled()); + lockdep_assert_irqs_enabled(); while (work->flags & IRQ_WORK_BUSY) cpu_relax(); -- 2.7.4