Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758096AbXLSXpl (ORCPT ); Wed, 19 Dec 2007 18:45:41 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753500AbXLSXpd (ORCPT ); Wed, 19 Dec 2007 18:45:33 -0500 Received: from ogre.sisk.pl ([217.79.144.158]:39071 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752990AbXLSXpc (ORCPT ); Wed, 19 Dec 2007 18:45:32 -0500 From: "Rafael J. Wysocki" To: David Chinner Subject: Re: xfs mknod regression Date: Thu, 20 Dec 2007 01:04:49 +0100 User-Agent: KMail/1.9.6 (enterprise 20070904.708012) Cc: Christoph Hellwig , Bret Towe , linux-kernel@vger.kernel.org, xfs@oss.sgi.com References: <20071218173642.GA7338@infradead.org> <20071219003745.GR4396912@sgi.com> In-Reply-To: <20071219003745.GR4396912@sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200712200104.50252.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1819 Lines: 48 On Wednesday, 19 of December 2007, David Chinner wrote: > On Tue, Dec 18, 2007 at 05:36:42PM +0000, Christoph Hellwig wrote: > > > > This was broken by my '[XFS] simplify xfs_create/mknod/symlink prototype', > > which assigned the re-shuffled ondisk dev_t back to the rdev variable in > > xfs_vn_mknod. Because of that i_rdev is set to the ondisk dev_t instead > > of the linux dev_t later down the function. > > > > Fortunately the fix for it is trivial: we can just remove the > > assignment because xfs_revalidate_inode has done the proper job before > > unlocking the inode. > > > > > > Signed-off-by: Christoph Hellwig > > > > Index: linux-2.6-xfs/fs/xfs/linux-2.6/xfs_iops.c > > =================================================================== > > --- linux-2.6-xfs.orig/fs/xfs/linux-2.6/xfs_iops.c 2007-12-18 18:23:32.000000000 +0100 > > +++ linux-2.6-xfs/fs/xfs/linux-2.6/xfs_iops.c 2007-12-18 18:23:43.000000000 +0100 > > @@ -345,9 +345,7 @@ xfs_vn_mknod( > > ASSERT(vp); > > ip = vn_to_inode(vp); > > > > - if (S_ISCHR(mode) || S_ISBLK(mode)) > > - ip->i_rdev = rdev; > > - else if (S_ISDIR(mode)) > > + if (S_ISDIR(mode)) > > xfs_validate_fields(ip); > > d_instantiate(dentry, ip); > > xfs_validate_fields(dir); > > Thanks for this, Christoph - I'll run some tests on it and check it in. > > Rafael - this is a regression introduced in 2.6.24-rc1 if you want to > track it. I do, thanks. Added to the list, http://bugzilla.kernel.org/show_bug.cgi?id=9608 . I'll close it when the fix is upstream. Thanks, Rafael -- 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/