Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754367AbYKMDPK (ORCPT ); Wed, 12 Nov 2008 22:15:10 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751160AbYKMDOz (ORCPT ); Wed, 12 Nov 2008 22:14:55 -0500 Received: from fms-01.valinux.co.jp ([210.128.90.1]:50899 "EHLO mail.valinux.co.jp" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751235AbYKMDOy (ORCPT ); Wed, 12 Nov 2008 22:14:54 -0500 Date: Thu, 13 Nov 2008 12:15:38 +0900 (JST) Message-Id: <20081113.121538.598552788702463139.ryov@valinux.co.jp> To: linux-kernel@vger.kernel.org, dm-devel@redhat.com, containers@lists.linux-foundation.org, virtualization@lists.linux-foundation.org, xen-devel@lists.xensource.com Cc: agk@sourceware.org, balbir@linux.vnet.ibm.com, xemul@openvz.org, kamezawa.hiroyu@jp.fujitsu.com, fernando@oss.ntt.co.jp Subject: [PATCH 8/8] bio-cgroup: Add a cgroup support to dm-ioband From: Ryo Tsuruta In-Reply-To: <20081113.121507.722554765817591488.ryov@valinux.co.jp> References: <20081113.121357.75173118738921642.ryov@valinux.co.jp> <20081113.121433.632868945383117577.ryov@valinux.co.jp> <20081113.121507.722554765817591488.ryov@valinux.co.jp> X-Mailer: Mew version 6.1 on Emacs 22.2 / Mule 5.0 (SAKAKI) 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: 1368 Lines: 35 With this patch, dm-ioband can work with the bio cgroup. Signed-off-by: Hirokazu Takahashi diff -dupr linux-2.6.28-rc2.bc3/drivers/md/dm-ioband-type.c linux-2.6.28-rc2/drivers/md/dm-ioband-type.c --- linux-2.6.28-rc2.bc3/drivers/md/dm-ioband-type.c 2008-11-12 11:22:19.000000000 +0900 +++ linux-2.6.28-rc2/drivers/md/dm-ioband-type.c 2008-11-12 11:23:18.000000000 +0900 @@ -6,6 +6,7 @@ * This file is released under the GPL. */ #include +#include #include "dm.h" #include "dm-bio-list.h" #include "dm-ioband.h" @@ -53,13 +54,7 @@ static int ioband_node(struct bio *bio) static int ioband_cgroup(struct bio *bio) { - /* - * This function should return the ID of the cgroup which issued "bio". - * The ID of the cgroup which the current process belongs to won't be - * suitable ID for this purpose, since some BIOs will be handled by kernel - * threads like aio or pdflush on behalf of the process requesting the BIOs. - */ - return 0; /* not implemented yet */ + return get_bio_cgroup_id(bio); } struct group_type dm_ioband_group_type[] = { -- 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/