From: Mark Fasheh Subject: Re: [PATCH 1/5][TAKE8] manpage for fallocate Date: Wed, 18 Jul 2007 22:31:56 -0700 Message-ID: <20070719053156.GF32734@ca-server1.us.oracle.com> References: <20070713184125.GA12156@amitarora.in.ibm.com> <20070713184625.GB12156@amitarora.in.ibm.com> <20070719034155.GE32734@ca-server1.us.oracle.com> <20070719051052.GE12413810@sgi.com> Reply-To: Mark Fasheh Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: "Amit K. Arora" , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-ext4@vger.kernel.org, xfs@oss.sgi.com, tytso@mit.edu, cmm@us.ibm.com, suparna@in.ibm.com, adilger@clusterfs.com, michael.kerrisk@gmx.net To: David Chinner Return-path: Received: from rgminet01.oracle.com ([148.87.113.118]:30911 "EHLO rgminet01.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753153AbXGSFhp (ORCPT ); Thu, 19 Jul 2007 01:37:45 -0400 Content-Disposition: inline In-Reply-To: <20070719051052.GE12413810@sgi.com> Sender: linux-ext4-owner@vger.kernel.org List-Id: linux-ext4.vger.kernel.org On Thu, Jul 19, 2007 at 03:10:52PM +1000, David Chinner wrote: > % git-log 84e1e99f112dead8f9ba036c02d24a9f5ce7f544 |head -10 > commit 84e1e99f112dead8f9ba036c02d24a9f5ce7f544 > Author: David Chinner > Date: Mon Jun 18 16:50:27 2007 +1000 > > [XFS] Prevent ENOSPC from aborting transactions that need to succeed > > During delayed allocation extent conversion or unwritten extent > conversion, we need to reserve some blocks for transactions reservations. > We need to reserve these blocks in case a btree split occurs and we need > to allocate some blocks. > > ------ > > IOWs, XFS didn't provide this guarantee until about a month ago.... Ok, once again XFS is ahead of the curve ;) Comment rescinded then... --Mark -- Mark Fasheh Senior Software Developer, Oracle mark.fasheh@oracle.com