From mboxrd@z Thu Jan 1 00:00:00 1970 From: Li Zefan Subject: [PATCH 4/8] memcg: convert to use cgroup_from_id() Date: Mon, 8 Apr 2013 16:21:29 +0800 Message-ID: <51627E09.5010605@huawei.com> References: <51627DA9.7020507@huawei.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <51627DA9.7020507-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> Sender: cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii" To: Andrew Morton Cc: Tejun Heo , Glauber Costa , KAMEZAWA Hiroyuki , Michal Hocko , Johannes Weiner , LKML , Cgroups , linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org This is a preparation to kill css_id. Signed-off-by: Li Zefan --- mm/memcontrol.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 14f1375..3561d0b 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -2769,15 +2769,15 @@ static void __mem_cgroup_cancel_local_charge(struct mem_cgroup *memcg, */ static struct mem_cgroup *mem_cgroup_lookup(unsigned short id) { - struct cgroup_subsys_state *css; + struct cgroup *cgrp; /* ID 0 is unused ID */ if (!id) return NULL; - css = css_lookup(&mem_cgroup_subsys, id); - if (!css) + cgrp = cgroup_from_id(&mem_cgroup_subsys, id); + if (!cgrp) return NULL; - return mem_cgroup_from_css(css); + return mem_cgroup_from_cont(cgrp); } struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page) -- 1.8.0.2 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx132.postini.com [74.125.245.132]) by kanga.kvack.org (Postfix) with SMTP id A0B4D6B003B for ; Mon, 8 Apr 2013 04:22:11 -0400 (EDT) Message-ID: <51627E09.5010605@huawei.com> Date: Mon, 8 Apr 2013 16:21:29 +0800 From: Li Zefan MIME-Version: 1.0 Subject: [PATCH 4/8] memcg: convert to use cgroup_from_id() References: <51627DA9.7020507@huawei.com> In-Reply-To: <51627DA9.7020507@huawei.com> Content-Type: text/plain; charset="GB2312" Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: Tejun Heo , Glauber Costa , KAMEZAWA Hiroyuki , Michal Hocko , Johannes Weiner , LKML , Cgroups , linux-mm@kvack.org This is a preparation to kill css_id. Signed-off-by: Li Zefan --- mm/memcontrol.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 14f1375..3561d0b 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -2769,15 +2769,15 @@ static void __mem_cgroup_cancel_local_charge(struct mem_cgroup *memcg, */ static struct mem_cgroup *mem_cgroup_lookup(unsigned short id) { - struct cgroup_subsys_state *css; + struct cgroup *cgrp; /* ID 0 is unused ID */ if (!id) return NULL; - css = css_lookup(&mem_cgroup_subsys, id); - if (!css) + cgrp = cgroup_from_id(&mem_cgroup_subsys, id); + if (!cgrp) return NULL; - return mem_cgroup_from_css(css); + return mem_cgroup_from_cont(cgrp); } struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page) -- 1.8.0.2 -- 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 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934946Ab3DHIWA (ORCPT ); Mon, 8 Apr 2013 04:22:00 -0400 Received: from szxga02-in.huawei.com ([119.145.14.65]:27473 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934926Ab3DHIV4 (ORCPT ); Mon, 8 Apr 2013 04:21:56 -0400 Message-ID: <51627E09.5010605@huawei.com> Date: Mon, 8 Apr 2013 16:21:29 +0800 From: Li Zefan User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:17.0) Gecko/20130328 Thunderbird/17.0.5 MIME-Version: 1.0 To: Andrew Morton CC: Tejun Heo , Glauber Costa , KAMEZAWA Hiroyuki , Michal Hocko , Johannes Weiner , LKML , Cgroups , Subject: [PATCH 4/8] memcg: convert to use cgroup_from_id() References: <51627DA9.7020507@huawei.com> In-Reply-To: <51627DA9.7020507@huawei.com> Content-Type: text/plain; charset="GB2312" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.135.68.215] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a preparation to kill css_id. Signed-off-by: Li Zefan --- mm/memcontrol.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 14f1375..3561d0b 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -2769,15 +2769,15 @@ static void __mem_cgroup_cancel_local_charge(struct mem_cgroup *memcg, */ static struct mem_cgroup *mem_cgroup_lookup(unsigned short id) { - struct cgroup_subsys_state *css; + struct cgroup *cgrp; /* ID 0 is unused ID */ if (!id) return NULL; - css = css_lookup(&mem_cgroup_subsys, id); - if (!css) + cgrp = cgroup_from_id(&mem_cgroup_subsys, id); + if (!cgrp) return NULL; - return mem_cgroup_from_css(css); + return mem_cgroup_from_cont(cgrp); } struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page) -- 1.8.0.2