From patchwork Mon Aug 30 22:31:03 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dan Magenheimer X-Patchwork-Id: 143681 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id o7UMY7s5028972 for ; Mon, 30 Aug 2010 22:34:08 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754531Ab0H3WdO (ORCPT ); Mon, 30 Aug 2010 18:33:14 -0400 Received: from rcsinet10.oracle.com ([148.87.113.121]:55589 "EHLO rcsinet10.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754422Ab0H3WdN (ORCPT ); Mon, 30 Aug 2010 18:33:13 -0400 Received: from acsinet15.oracle.com (acsinet15.oracle.com [141.146.126.227]) by rcsinet10.oracle.com (Switch-3.4.2/Switch-3.4.2) with ESMTP id o7UMW1xL008811 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Mon, 30 Aug 2010 22:32:03 GMT Received: from acsmt354.oracle.com (acsmt354.oracle.com [141.146.40.154]) by acsinet15.oracle.com (Switch-3.4.2/Switch-3.4.1) with ESMTP id o7UKRcPD025938; Mon, 30 Aug 2010 22:32:00 GMT Received: from ca-server1.us.oracle.com by acsmt353.oracle.com with ESMTP id 562126351283207465; Mon, 30 Aug 2010 15:31:05 -0700 Received: from dmagenhe by ca-server1.us.oracle.com with local (Exim 4.69) (envelope-from ) id 1OqCsZ-0000KD-Eq; Mon, 30 Aug 2010 15:31:03 -0700 Date: Mon, 30 Aug 2010 15:31:03 -0700 From: Dan Magenheimer To: chris.mason@oracle.com, viro@zeniv.linux.org.uk, akpm@linux-foundation.org, adilger@sun.com, tytso@mit.edu, mfasheh@suse.com, joel.becker@oracle.com, matthew@wil.cx, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, ocfs2-devel@oss.oracle.com, linux-mm@kvack.org, ngupta@vflare.org, jeremy@goop.org, JBeulich@novell.com, kurt.hackel@oracle.com, npiggin@kernel.dk, dave.mccracken@oracle.com, riel@redhat.com, avi@redhat.com, konrad.wilk@oracle.com, dan.magenheimer@oracle.com, mel@csn.ul.ie, yinghan@google.com, gthelen@google.com Subject: [PATCH V4 2/8] Cleancache: cleancache_poolid in superblock Message-ID: <20100830223103.GA1247@ca-server1.us.oracle.com> MIME-Version: 1.0 Content-Disposition: inline User-Agent: Mutt/1.5.16 (2007-06-11) Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter1.kernel.org [140.211.167.41]); Mon, 30 Aug 2010 22:34:08 +0000 (UTC) --- linux-2.6.36-rc3/include/linux/fs.h 2010-08-29 09:36:04.000000000 -0600 +++ linux-2.6.36-rc3-cleancache/include/linux/fs.h 2010-08-30 09:20:43.000000000 -0600 @@ -1381,6 +1381,11 @@ struct super_block { * generic_show_options() */ char *s_options; + + /* + * Saved pool identifier for cleancache (-1 means none) + */ + int cleancache_poolid; }; extern struct timespec current_fs_time(struct super_block *sb);