From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934707AbXJSWrL (ORCPT ); Fri, 19 Oct 2007 18:47:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754268AbXJSWq5 (ORCPT ); Fri, 19 Oct 2007 18:46:57 -0400 Received: from ebiederm.dsl.xmission.com ([166.70.28.69]:58579 "EHLO ebiederm.dsl.xmission.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752790AbXJSWq4 (ORCPT ); Fri, 19 Oct 2007 18:46:56 -0400 From: ebiederm@xmission.com (Eric W. Biederman) To: Christian Borntraeger Cc: Andrew Morton , Nick Piggin , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Martin Schwidefsky , "Theodore Ts'o" , stable@kernel.org Subject: Re: [PATCH] rd: Mark ramdisk buffers heads dirty References: <200710151028.34407.borntraeger@de.ibm.com> <200710172348.23113.borntraeger@de.ibm.com> <200710181126.10559.borntraeger@de.ibm.com> Date: Fri, 19 Oct 2007 16:46:04 -0600 In-Reply-To: <200710181126.10559.borntraeger@de.ibm.com> (Christian Borntraeger's message of "Thu, 18 Oct 2007 11:26:10 +0200") Message-ID: User-Agent: Gnus/5.110006 (No Gnus v0.6) Emacs/21.4 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Christian Borntraeger writes: > Am Donnerstag, 18. Oktober 2007 schrieb Eric W. Biederman: >> Grr. Inconsistent rules on a core piece of infrastructure. >> It looks like that if there is any trivial/minimal fix it >> is based on your patch suppressing try_to_free_buffers. Ugh. >> >> Eric > > Ok. What do you think about having my patch for 2.6.23 stable, for 2.6.24 > and doing a nicer fix (rd rewrite for example for post 2.6.24)? Looking at it. If we don't get carried away using our own private inode is barely more difficult then stomping on release_page and in a number of ways a whole lot more subtle. At least for 2.6.24 I think it makes a sane fix, and quite possibly as a back port as well. Eric