Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757435AbZFNLJ6 (ORCPT ); Sun, 14 Jun 2009 07:09:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753784AbZFNLJy (ORCPT ); Sun, 14 Jun 2009 07:09:54 -0400 Received: from smtp.nokia.com ([192.100.122.230]:42158 "EHLO mgw-mx03.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752457AbZFNLJx (ORCPT ); Sun, 14 Jun 2009 07:09:53 -0400 Message-ID: <4A34DA30.1080201@gmail.com> Date: Sun, 14 Jun 2009 14:08:32 +0300 From: Artem Bityutskiy User-Agent: Thunderbird 2.0.0.21 (X11/20090320) MIME-Version: 1.0 To: Marco CC: Jamie Lokier , Linux Embedded , Linux Kernel , Linux FS Devel , Daniel Walker Subject: Re: [PATCH 00/14] Pramfs: Persistent and protected ram filesystem References: <4A33A7A2.1050608@gmail.com> <20090613155957.GA16220@shareable.org> <4A34A394.5040509@gmail.com> In-Reply-To: <4A34A394.5040509@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-OriginalArrivalTime: 14 Jun 2009 11:08:39.0364 (UTC) FILETIME=[78676040:01C9ECE0] X-Nokia-AV: Clean Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 706 Lines: 19 Marco wrote: > To enable direct > I/O at all times for all regular files requires either that > applications be modified to include the O_DIRECT flag on all file > opens, or that a new filesystem be used that always performs direct > I/O by default." This could be done as well by just introducing a "direct_io_only" mount option to a file-system which would need this feature. -- Best Regards, Artem Bityutskiy (Артём Битюцкий) -- 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/