From fecd4a50baaebf6bde7f9e0b88fef13ffe5d98a1 Mon Sep 17 00:00:00 2001 From: Wei Yang <richard.weiyang@gmail.com> Date: Fri, 28 Dec 2018 00:34:16 -0800 Subject: [PATCH] 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> --- mm/page_alloc.c | 1 - 1 file changed, 1 deletion(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index ce9e88577bde..c82c41edfe22 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -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]); } -- GitLab