From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752676Ab3KUKFp (ORCPT ); Thu, 21 Nov 2013 05:05:45 -0500 Received: from mail-pd0-f179.google.com ([209.85.192.179]:42640 "EHLO mail-pd0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750860Ab3KUKFn (ORCPT ); Thu, 21 Nov 2013 05:05:43 -0500 Date: Thu, 21 Nov 2013 02:06:09 -0800 From: Kent Overstreet To: Christoph Hellwig Cc: Linus Torvalds , Dave Kleikamp , LKML , "linux-fsdevel@vger.kernel.org" , "Maxim V. Patlasov" , linux-aio@kvack.org, Jens Axboe Subject: Re: [GIT PULL] direct IO support for loop driver Message-ID: <20131121100609.GB17871@kmo-pixel> References: <528A648F.1030007@oracle.com> <20131121095837.GB18232@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20131121095837.GB18232@infradead.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Nov 21, 2013 at 01:58:37AM -0800, Christoph Hellwig wrote: > On Wed, Nov 20, 2013 at 01:19:33PM -0800, Linus Torvalds wrote: > > I really don't see the point of all this crap. All this for the loop > > driver? If so, it had better at least be prettier than it is. > > It's for anyone trying to to direct I/O from kernel space. I have > patches that speed up ecryptfs and allow sane operation for the file > backed scsi target based on this that have been collecting dust for a > while. Can you post those patches somewhere? If that's the end goal of this patch series, we should be able to look at them too.