WARN_ON() already contains an unlikely(), so it's not necessary to wrap it into another. Signed-off-by: Igor Stoppa <igor.stoppa@xxxxxxxxxx> Acked-by: Dennis Zhou <dennisszhou@xxxxxxxxx> Cc: Tejun Heo <tj@xxxxxxxxxx> Cc: zijun_hu <zijun_hu@xxxxxxx> Cc: Christoph Lameter <cl@xxxxxxxxx> Cc: linux-mm@xxxxxxxxx Cc: linux-kernel@xxxxxxxxxxxxxxx --- mm/percpu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/percpu.c b/mm/percpu.c index a749d4d96e3e..f5c2796fe63e 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -2588,7 +2588,7 @@ int __init pcpu_page_first_chunk(size_t reserved_size, BUG_ON(ai->nr_groups != 1); upa = ai->alloc_size/ai->unit_size; nr_g0_units = roundup(num_possible_cpus(), upa); - if (unlikely(WARN_ON(ai->groups[0].nr_units != nr_g0_units))) { + if (WARN_ON(ai->groups[0].nr_units != nr_g0_units)) { pcpu_free_alloc_info(ai); return -EINVAL; } -- 2.17.1