Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754926Ab1CVAEa (ORCPT ); Mon, 21 Mar 2011 20:04:30 -0400 Received: from fgwmail5.fujitsu.co.jp ([192.51.44.35]:42626 "EHLO fgwmail5.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754802Ab1CVAE2 (ORCPT ); Mon, 21 Mar 2011 20:04:28 -0400 X-SecurityPolicyCheck-FJ: OK by FujitsuOutboundMailChecker v1.3.1 Date: Tue, 22 Mar 2011 08:57:55 +0900 From: KAMEZAWA Hiroyuki To: Namhyung Kim Cc: Paul Menage , Li Zefan , containers@lists.linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/3] memcg: mark init_section_page_cgroup() properly Message-Id: <20110322085755.c4193fc1.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <1300452855-10194-1-git-send-email-namhyung@gmail.com> References: <1300452855-10194-1-git-send-email-namhyung@gmail.com> Organization: FUJITSU Co. LTD. X-Mailer: Sylpheed 3.1.0 (GTK+ 2.10.14; i686-pc-mingw32) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1394 Lines: 41 On Fri, 18 Mar 2011 21:54:13 +0900 Namhyung Kim wrote: > The commit ca371c0d7e23 ("memcg: fix page_cgroup fatal error > in FLATMEM") removes call to alloc_bootmem() in the function > so that it can be marked as __meminit to reduce memory usage > when MEMORY_HOTPLUG=n. > > Signed-off-by: Namhyung Kim > Cc: KAMEZAWA Hiroyuki Acked-by: KAMEZAWA Hiroyuki > --- > mm/page_cgroup.c | 3 +-- > 1 files changed, 1 insertions(+), 2 deletions(-) > > diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c > index 5bffada7cde1..2d1a0fa01d7b 100644 > --- a/mm/page_cgroup.c > +++ b/mm/page_cgroup.c > @@ -105,8 +105,7 @@ struct page_cgroup *lookup_page_cgroup(struct page *page) > return section->page_cgroup + pfn; > } > > -/* __alloc_bootmem...() is protected by !slab_available() */ > -static int __init_refok init_section_page_cgroup(unsigned long pfn) > +static int __meminit init_section_page_cgroup(unsigned long pfn) > { > struct mem_section *section = __pfn_to_section(pfn); > struct page_cgroup *base, *pc; > -- > 1.7.4 > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/