Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754146AbYCRJb6 (ORCPT ); Tue, 18 Mar 2008 05:31:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752277AbYCRJbt (ORCPT ); Tue, 18 Mar 2008 05:31:49 -0400 Received: from fms-01.valinux.co.jp ([210.128.90.1]:35310 "EHLO mail.valinux.co.jp" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752008AbYCRJbs (ORCPT ); Tue, 18 Mar 2008 05:31:48 -0400 Date: Tue, 18 Mar 2008 18:31:48 +0900 (JST) Message-Id: <20080318.183148.87079095.taka@valinux.co.jp> To: linux-mm@kvack.org, linux-kernel@vger.kernel.org, containers@lists.linux-foundation.org Subject: [PATCH 4/4] Block I/O tracking From: Hirokazu Takahashi In-Reply-To: <20080318.182251.93858044.taka@valinux.co.jp> References: <20080318.182251.93858044.taka@valinux.co.jp> X-Mailer: Mew version 5.1.52 on Emacs 21.4 / 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: 1301 Lines: 38 Hi, With this patch, dm-ioband can work with the bio cgroup. Signed-off-by: Hirokazu Takahashi --- linux-2.6.25-rc3.ioload/drivers/md/dm-ioband-type.c 2008-03-13 22:27:45.000000000 +0900 +++ linux-2.6.25-rc3-mm1/drivers/md/dm-ioband-type.c 2008-03-17 15:57:32.000000000 +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" @@ -57,13 +58,7 @@ 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->bi_io_vec[0].bv_page); } 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/