From: Jason Yan Date: Fri, 10 Apr 2020 21:32:32 +0000 (-0700) Subject: mm/page_alloc: make pcpu_drain_mutex and pcpu_drain static X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=8b885f53b03e3b14003083daf64a6ed16bf561b3;p=kernel.git mm/page_alloc: make pcpu_drain_mutex and pcpu_drain static Fix the following sparse warning: mm/page_alloc.c:106:1: warning: symbol 'pcpu_drain_mutex' was not declared. Should it be static? mm/page_alloc.c:107:1: warning: symbol '__pcpu_scope_pcpu_drain' was not declared. Should it be static? Reported-by: Hulk Robot Signed-off-by: Jason Yan Signed-off-by: Andrew Morton Link: http://lkml.kernel.org/r/20200407023925.46438-1-yanaijie@huawei.com Signed-off-by: Linus Torvalds --- diff --git a/mm/page_alloc.c b/mm/page_alloc.c index d98441ab10360..69827d4fa0527 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -103,8 +103,8 @@ struct pcpu_drain { struct zone *zone; struct work_struct work; }; -DEFINE_MUTEX(pcpu_drain_mutex); -DEFINE_PER_CPU(struct pcpu_drain, pcpu_drain); +static DEFINE_MUTEX(pcpu_drain_mutex); +static DEFINE_PER_CPU(struct pcpu_drain, pcpu_drain); #ifdef CONFIG_GCC_PLUGIN_LATENT_ENTROPY volatile unsigned long latent_entropy __latent_entropy;