From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756844AbYHASzR (ORCPT ); Fri, 1 Aug 2008 14:55:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752237AbYHASzD (ORCPT ); Fri, 1 Aug 2008 14:55:03 -0400 Received: from nlpi053.sbcis.sbc.com ([207.115.36.82]:33042 "EHLO nlpi053.prodigy.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751761AbYHASzB (ORCPT ); Fri, 1 Aug 2008 14:55:01 -0400 Message-Id: <20080801182347.191898393@lameter.com> References: <20080801182324.572058187@lameter.com> User-Agent: quilt/0.46-1 Date: Fri, 09 May 2008 19:21:15 -0700 From: Christoph Lameter To: Pekka Enberg CC: akpm@linux-foundation.org, Christoph Lameter , Christoph Lameter Cc: linux-kernel@vger.kernel.org CC: linux-fsdevel@vger.kernel.org Cc: Mel Gorman Cc: andi@firstfloor.org Cc: Rik van Riel Cc: mpm@selenic.com Cc: Dave Chinner Subject: [patch 14/19] Filesystem: Ext4 filesystem defrag Content-Disposition: inline; filename=ext4-defrag Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Support defragmentation for extX filesystem inodes Reviewed-by: Rik van Riel Signed-off-by: Christoph Lameter Signed-off-by: Christoph Lameter --- fs/ext4/super.c | 8 ++++++++ 1 file changed, 8 insertions(+) Index: linux-2.6/fs/ext4/super.c =================================================================== --- linux-2.6.orig/fs/ext4/super.c 2008-07-31 12:18:12.000000000 -0500 +++ linux-2.6/fs/ext4/super.c 2008-07-31 12:18:15.000000000 -0500 @@ -607,6 +607,12 @@ inode_init_once(&ei->vfs_inode); } +static void *ext4_get_inodes(struct kmem_cache *s, int nr, void **v) +{ + return fs_get_inodes(s, nr, v, + offsetof(struct ext4_inode_info, vfs_inode)); +} + static int init_inodecache(void) { ext4_inode_cachep = kmem_cache_create("ext4_inode_cache", @@ -616,6 +622,8 @@ init_once); if (ext4_inode_cachep == NULL) return -ENOMEM; + kmem_cache_setup_defrag(ext4_inode_cachep, + ext4_get_inodes, kick_inodes); return 0; } --