From: Theodore Ts'o Subject: Re: [PATCH 3/9] ext4: Fix races between buffered IO and collapse / insert range Date: Fri, 23 Oct 2015 21:22:02 -0400 Message-ID: <20151024012202.GH7917@thunk.org> References: <1445501761-14528-1-git-send-email-jack@suse.com> <1445501761-14528-4-git-send-email-jack@suse.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-ext4@vger.kernel.org, Dan Williams , ross.zwisler@linux.intel.com, willy@linux.intel.com To: Jan Kara Return-path: Received: from imap.thunk.org ([74.207.234.97]:41814 "EHLO imap.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751823AbbJXKve (ORCPT ); Sat, 24 Oct 2015 06:51:34 -0400 Content-Disposition: inline In-Reply-To: <1445501761-14528-4-git-send-email-jack@suse.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Thu, Oct 22, 2015 at 10:15:55AM +0200, Jan Kara wrote: > Current code implementing FALLOC_FL_COLLAPSE_RANGE and > FALLOC_FL_INSERT_RANGE is prove to races with buffered writes and page Minor nit: s/prove/prone/ - Ted