Messages in this thread Patch in this message | | | From | Igor Stoppa <> | Subject | [PATCH 20/23] mm: percpu: remove unnecessary unlikely() | Date | Fri, 31 Aug 2018 01:34:26 +0300 |
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WARN_ON() already contains an unlikely(), so it's not necessary to wrap it into another.
Signed-off-by: Igor Stoppa <igor.stoppa@huawei.com> Cc: zijun_hu <zijun_hu@htc.com> Cc: Tejun Heo <tj@kernel.org> Cc: Christoph Lameter <cl@linux.com> Cc: Dennis Zhou <dennisszhou@gmail.com> --- 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
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