From mboxrd@z Thu Jan 1 00:00:00 1970 From: clameter@sgi.com Subject: [35/37] Large blocksize support in XFS Date: Wed, 20 Jun 2007 11:29:42 -0700 Message-ID: <20070620183014.206809262@sgi.com> References: <20070620182907.506775016@sgi.com> Cc: Christoph Hellwig , Mel Gorman , Dave Chinner To: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Return-path: Received: from netops-testserver-3-out.sgi.com ([192.48.171.28]:54800 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1758136AbXFTSaP (ORCPT ); Wed, 20 Jun 2007 14:30:15 -0400 Cc: William Lee Irwin III Cc: Jens Axboe , Badari Pulavarty Cc: Maxim Levitsky Content-Disposition: inline; filename=vps_filesystem_xfs Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org From: David Chinner The only thing that needs to change to enable Large Block I/O is to remove the check for a too large blocksize ;-) Signed-off-by: Dave Chinner Signed-off-by: Christoph Lameter --- fs/xfs/xfs_mount.c | 13 ------------- 1 file changed, 13 deletions(-) Index: linux-2.6.22-rc4-mm2/fs/xfs/xfs_mount.c =================================================================== --- linux-2.6.22-rc4-mm2.orig/fs/xfs/xfs_mount.c 2007-06-18 19:05:21.000000000 -0700 +++ linux-2.6.22-rc4-mm2/fs/xfs/xfs_mount.c 2007-06-19 19:45:33.000000000 -0700 @@ -326,19 +326,6 @@ xfs_mount_validate_sb( return XFS_ERROR(ENOSYS); } - /* - * Until this is fixed only page-sized or smaller data blocks work. - */ - if (unlikely(sbp->sb_blocksize > PAGE_SIZE)) { - xfs_fs_mount_cmn_err(flags, - "file system with blocksize %d bytes", - sbp->sb_blocksize); - xfs_fs_mount_cmn_err(flags, - "only pagesize (%ld) or less will currently work.", - PAGE_SIZE); - return XFS_ERROR(ENOSYS); - } - return 0; } --