From: Dan Magenheimer Subject: [PATCH V4 5/8] Cleancache: ext3 hook for cleancache Date: Mon, 30 Aug 2010 15:32:33 -0700 Message-ID: <20100830223233.GA1317__40938.0692326978$1283207777$gmane$org@ca-server1.us.oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii 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. Return-path: Received: from rcsinet10.oracle.com ([148.87.113.121]:57038 "EHLO rcsinet10.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754637Ab0H3WfJ (ORCPT ); Mon, 30 Aug 2010 18:35:09 -0400 Content-Disposition: inline Sender: linux-ext4-owner@vger.kernel.org List-ID: [PATCH V4 5/8] Cleancache: ext3 hook for cleancache Filesystems must explicitly enable cleancache by calling cleancache_init_fs anytime a instance of the filesystem is mounted and must save the returned poolid. For ext3, all other cleancache hooks are in the VFS layer including the matching cleancache_flush_fs hook which must be called on unmount. Signed-off-by: Dan Magenheimer Acked-by: Andreas Dilger Diffstat: super.c | 2 ++ 1 file changed, 2 insertions(+) --- linux-2.6.36-rc3/fs/ext3/super.c 2010-08-29 09:36:04.000000000 -0600 +++ linux-2.6.36-rc3-cleancache/fs/ext3/super.c 2010-08-30 09:20:42.000000000 -0600 @@ -37,6 +37,7 @@ #include #include #include +#include #include @@ -1349,6 +1350,7 @@ static int ext3_setup_super(struct super } else { ext3_msg(sb, KERN_INFO, "using internal journal"); } + sb->cleancache_poolid = cleancache_init_fs(PAGE_SIZE); return res; }