Commit 8b885f53 authored Apr 10, 2020 by Jason Yan Committed by Linus Torvalds Apr 10, 2020

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 <hulkci@huawei.com>
Signed-off-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/20200407023925.46438-1-yanaijie@huawei.com

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent e6a0a7ad

mm/page_alloc.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -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;