From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f174.google.com (mail-pd0-f174.google.com [209.85.192.174]) by kanga.kvack.org (Postfix) with ESMTP id 9E2936B0035 for ; Fri, 11 Jul 2014 21:09:21 -0400 (EDT) Received: by mail-pd0-f174.google.com with SMTP id y10so2218939pdj.5 for ; Fri, 11 Jul 2014 18:09:21 -0700 (PDT) Received: from mail-pd0-x22c.google.com (mail-pd0-x22c.google.com [2607:f8b0:400e:c02::22c]) by mx.google.com with ESMTPS id dk1si4023072pbb.213.2014.07.11.18.09.19 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 11 Jul 2014 18:09:20 -0700 (PDT) Received: by mail-pd0-f172.google.com with SMTP id w10so2236740pde.17 for ; Fri, 11 Jul 2014 18:09:19 -0700 (PDT) From: Hyoungho Choi Subject: [PATCH] slub: remove loop redundancy in mm/slub.c Date: Sat, 12 Jul 2014 10:09:10 +0900 Message-Id: <1405127350-13863-1-git-send-email-holuyaa@gmail.com> Sender: owner-linux-mm@kvack.org List-ID: To: Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton Cc: linux-mm@kvack.org, Hyoungho Choi set_freepointer() is invoked twice for first object at new_slab(). Remove it. Signed-off-by: Hyoungho Choi --- mm/slub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/slub.c b/mm/slub.c index 7300480..f6d0327 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -1433,7 +1433,7 @@ static struct page *new_slab(struct kmem_cache *s, gfp_t flags, int node) memset(start, POISON_INUSE, PAGE_SIZE << order); last = start; - for_each_object(p, s, start, page->objects) { + for_each_object(p, s, start + s->size, page->objects - 1) { setup_object(s, page, last); set_freepointer(s, last, p); last = p; -- 2.0.1 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org