From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joel Becker Subject: Re: O_DIRECT and barriers Date: Fri, 21 Aug 2009 15:38:37 -0700 Message-ID: <20090821223837.GF4330@mail.oracle.com> References: <1250697884-22288-1-git-send-email-jack@suse.cz> <20090820221221.GA14440@infradead.org> <20090821114010.GG12579@kernel.dk> <20090821135403.GA6208@shareable.org> <20090821142635.GB30617@infradead.org> <20090821220852.GM9529@mit.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from rcsinet12.oracle.com ([148.87.113.124]:16820 "EHLO rgminet12.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932260AbZHUWjS (ORCPT ); Fri, 21 Aug 2009 18:39:18 -0400 Content-Disposition: inline In-Reply-To: <20090821220852.GM9529@mit.edu> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Theodore Tso , Christoph Hellwig , Jamie Lokier , Jens Axboe , linux-fsdevel@vger.kernel.org, linux-scsi On Fri, Aug 21, 2009 at 06:08:52PM -0400, Theodore Tso wrote: > I have an early draft (for discussion only) what we think it means and > what is currently implemented in Linux, which I've put up, (again, let > me emphasisize) for *discussion* here: > > http://ext4.wiki.kernel.org/index.php/Clarifying_Direct_IO's_Semantics I think you mean "not well specified". ;-) Joel -- Life's Little Instruction Book #511 "Call your mother." Joel Becker Principal Software Developer Oracle E-mail: joel.becker@oracle.com Phone: (650) 506-8127