Received: with ECARTIS (v1.0.0; list linux-xfs); Thu, 10 Nov 2005 12:37:56 -0800 (PST) Received: from larry.melbourne.sgi.com (mverd138.asia.info.net [61.14.31.138]) by oss.sgi.com (8.12.10/8.12.10/SuSE Linux 0.7) with SMTP id jAAKblO0013106 for ; Thu, 10 Nov 2005 12:37:48 -0800 Received: from wobbly.melbourne.sgi.com (wobbly.melbourne.sgi.com [134.14.55.135]) by larry.melbourne.sgi.com (950413.SGI.8.6.12/950213.SGI.AUTOCF) via ESMTP id HAA26983; Fri, 11 Nov 2005 07:34:23 +1100 Received: from wobbly.melbourne.sgi.com (localhost [127.0.0.1]) by wobbly.melbourne.sgi.com (SGI-8.12.5/8.12.5) with ESMTP id jAAKYbkt6518858; Fri, 11 Nov 2005 07:34:37 +1100 (EST) Received: (from nathans@localhost) by wobbly.melbourne.sgi.com (SGI-8.12.5/8.12.5/Submit) id jAAKYZs26463513; Fri, 11 Nov 2005 07:34:35 +1100 (EST) Date: Fri, 11 Nov 2005 07:34:35 +1100 From: Nathan Scott To: Roger Willcocks Cc: linux-xfs@oss.sgi.com Subject: Re: clearing 'flag unwritten extents' Message-ID: <20051111073434.B6484324@wobbly.melbourne.sgi.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: ; from willcor@gmail.com on Thu, Nov 10, 2005 at 07:11:32PM +0000 X-archive-position: 6546 X-ecartis-version: Ecartis v1.0.0 Sender: linux-xfs-bounce@oss.sgi.com Errors-to: linux-xfs-bounce@oss.sgi.com X-original-sender: nathans@sgi.com Precedence: bulk X-list: linux-xfs Content-Length: 342 Lines: 14 On Thu, Nov 10, 2005 at 07:11:32PM +0000, Roger Willcocks wrote: > xfs_db has an option (version extflg) for setting the 'flag unwritten > extents' bit in the superblock(s), but no way of clearing it. > > Is this deliberate? Yes, once set unwritten extents may have been used, and there's no going back at that point. cheers. -- Nathan