Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756087Ab1DVUtf (ORCPT ); Fri, 22 Apr 2011 16:49:35 -0400 Received: from rcsinet10.oracle.com ([148.87.113.121]:58253 "EHLO rcsinet10.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752692Ab1DVUte (ORCPT ); Fri, 22 Apr 2011 16:49:34 -0400 Message-ID: <4DB1E9D4.3080107@oracle.com> Date: Fri, 22 Apr 2011 13:49:24 -0700 From: Sunil Mushran User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.14) Gecko/20110223 Lightning/1.0b2 Thunderbird/3.1.8 MIME-Version: 1.0 To: Jonathan Nieder CC: Josef Bacik , linux-kernel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, hch@infradead.org Subject: Re: [PATCH 1/2] fs: add SEEK_HOLE and SEEK_DATA flags References: <1303414954-3315-1-git-send-email-josef@redhat.com> <20110422200945.GA15387@elie> In-Reply-To: <20110422200945.GA15387@elie> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Source-IP: rcsinet15.oracle.com [148.87.113.117] X-Auth-Type: Internal IP X-CT-RefId: str=0001.0A090202.4DB1E9D8.003D:SCFMA4539811,ss=1,fgs=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 933 Lines: 23 On 04/22/2011 01:10 PM, Jonathan Nieder wrote: > Hi, > > Josef Bacik wrote: > >> This just gets us ready to support the SEEK_HOLE and SEEK_DATA flags. Turns out >> using fiemap in things like cp cause more problems than it solves, so lets try >> and give userspace an interface that doesn't suck. So we have > That's easy to believe, but could you elaborate? What problem does > using fiemap cause? I assume the answer is somewhere in somewhere in > the thread > > http://thread.gmane.org/gmane.comp.file-systems.xfs.general/37895/focus=24404 > > but it would be nice to have a summary in the commit log for > posterity. http://article.gmane.org/gmane.comp.file-systems.ext4/24465 -- 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/