From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: with ECARTIS (v1.0.0; list xfs); Fri, 07 Mar 2008 20:40:41 -0800 (PST) Received: from larry.melbourne.sgi.com (larry.melbourne.sgi.com [134.14.52.130]) by oss.sgi.com (8.12.11.20060308/8.12.11/SuSE Linux 0.7) with SMTP id m284eUbi031620 for ; Fri, 7 Mar 2008 20:40:33 -0800 Message-ID: <47D218CF.8090909@sgi.com> Date: Sat, 08 Mar 2008 15:40:47 +1100 From: Ian Costello Reply-To: ianc@melbourne.sgi.com MIME-Version: 1.0 Subject: Re: [PATCH, RFC] - remove mounpoint UUID code References: <47D20F78.7000103@sandeen.net> <47D216A3.9040406@sgi.com> <47D2171D.7070202@sandeen.net> In-Reply-To: <47D2171D.7070202@sandeen.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: xfs-bounce@oss.sgi.com Errors-to: xfs-bounce@oss.sgi.com List-Id: xfs To: Eric Sandeen Cc: xfs-oss Eric, My bad, cxfs uses the sb_uuid, should have looked a little closer at the patch. I assumed the worst from the heading (must have filtered the "point" out of the heading :) Eric Sandeen wrote: > Ian Costello wrote: >> CXFS does use this to mount filesystems, i.e. on a client read the sb >> get the uuid and use the uuid to lookup the MDS to request the mount... > > Well, this isn't removing the sb uuid... it's this special file type > XFS_DINODE_FMT_UUID... which is cxfs using? > > -Eric > >> Having said that if it is removed then it will force us to look at >> another method to mount a cxfs filesystem, and also remove the necessity >> for cxfs clients to not read the superblock (which is the only metadata >> cxfs clients read off disk at this point)... >> >> Regards, >> > > Thanks, -- Ian Costello Phone: +61 3 9963 1952 R&D Engineer Mobile: +61 417 508 522 CXFS MultiOS