Commit fecd4a50 authored Dec 28, 2018 by Wei Yang Committed by Linus Torvalds Dec 28, 2018

mm: remove reset of pcp->counter in pageset_init()

per_cpu_pageset is cleared by memset, it is not necessary to reset it
again.

Link: http://lkml.kernel.org/r/20181021023920.5501-1-richard.weiyang@gmail.com


Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 46a3679b

mm/page_alloc.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -5737,7 +5737,6 @@ static void pageset_init(struct per_cpu_pageset *p)
		memset(p, 0, sizeof(*p));

		pcp = &p->pcp;
		pcp->count = 0;
		for (migratetype = 0; migratetype < MIGRATE_PCPTYPES; migratetype++)
		INIT_LIST_HEAD(&pcp->lists[migratetype]);
		}