From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pl1-f200.google.com (mail-pl1-f200.google.com [209.85.214.200]) by kanga.kvack.org (Postfix) with ESMTP id 678036B000D for ; Sat, 20 Oct 2018 22:39:51 -0400 (EDT) Received: by mail-pl1-f200.google.com with SMTP id j9-v6so24039628plt.3 for ; Sat, 20 Oct 2018 19:39:51 -0700 (PDT) Received: from mail-sor-f65.google.com (mail-sor-f65.google.com. [209.85.220.65]) by mx.google.com with SMTPS id e192-v6sor16621497pgc.33.2018.10.20.19.39.50 for (Google Transport Security); Sat, 20 Oct 2018 19:39:50 -0700 (PDT) From: Wei Yang Subject: [PATCH] mm: remove reset of pcp->counter in pageset_init() Date: Sun, 21 Oct 2018 10:39:20 +0800 Message-Id: <20181021023920.5501-1-richard.weiyang@gmail.com> Sender: owner-linux-mm@kvack.org List-ID: To: akpm@linux-foundation.org, mhocko@suse.com Cc: linux-mm@kvack.org, Wei Yang per_cpu_pageset is cleared by memset, it is not necessary to reset it again. Signed-off-by: Wei Yang --- mm/page_alloc.c | 1 - 1 file changed, 1 deletion(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 15ea511fb41c..730fadd9b639 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -5647,7 +5647,6 @@ 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]); } -- 2.15.1