Commit 10cdb157 authored by Lai Jiangshan's avatar Lai Jiangshan Committed by Tejun Heo
Browse files

workqueue: use BUILD_BUG_ON() for compile time test instead of WARN_ON() 



Any runtime WARN_ON() has to be fixed, and BUILD_BUG_ON() can
help you nitice it earlier.

Signed-off-by: default avatarLai Jiangshan <laijs@linux.alibaba.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent c39ba6b3

kernel/workqueue.c

+1 −1
Original line number Diff line number Diff line
@@ -5917,7 +5917,7 @@ void __init workqueue_init_early(void) 
	int hk_flags = HK_FLAG_DOMAIN | HK_FLAG_WQ;

	int i, cpu;



	WARN_ON(__alignof__(struct pool_workqueue) < __alignof__(long long));

	BUILD_BUG_ON(__alignof__(struct pool_workqueue) < __alignof__(long long));



	BUG_ON(!alloc_cpumask_var(&wq_unbound_cpumask, GFP_KERNEL));

	cpumask_copy(wq_unbound_cpumask, housekeeping_cpumask(hk_flags));