Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752915AbXJOES1 (ORCPT ); Mon, 15 Oct 2007 00:18:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751111AbXJOEST (ORCPT ); Mon, 15 Oct 2007 00:18:19 -0400 Received: from gw.goop.org ([64.81.55.164]:50834 "EHLO mail.goop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751076AbXJOESS (ORCPT ); Mon, 15 Oct 2007 00:18:18 -0400 Message-ID: <4712EA09.6000102@goop.org> Date: Sun, 14 Oct 2007 21:18:17 -0700 From: Jeremy Fitzhardinge User-Agent: Thunderbird 2.0.0.5 (X11/20070727) MIME-Version: 1.0 To: David Chinner CC: Nick Piggin , xfs@oss.sgi.com, Xen-devel , Linux Kernel Mailing List , Mark Williamson , =?ISO-8859-1?Q?Morten_B=F8geskov?= , xfs-masters@oss.sgi.com Subject: Re: Interaction between Xen and XFS: stray RW mappings References: <470FA7C3.90404@goop.org> <200710151415.07248.nickpiggin@yahoo.com.au> <4712BB05.1020701@goop.org> <200710151726.08387.nickpiggin@yahoo.com.au> <4712E1AA.501@goop.org> <20071015041133.GH995458@sgi.com> In-Reply-To: <20071015041133.GH995458@sgi.com> X-Enigmail-Version: 0.95.3 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 649 Lines: 15 David Chinner wrote: > With defaults - little effect as vmap should never be used. It's > only when you start using larger block sizes for metadata that this > becomes an issue. The CONFIG_XEN workaround should be fine until we > get a proper vmap cache.... Hm, well I saw the problem with a filesystem made with mkfs.xfs with no options, so there must be at least *some* vmapping going on there. J - 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/