Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764721AbYASE0t (ORCPT ); Fri, 18 Jan 2008 23:26:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758640AbYASE0k (ORCPT ); Fri, 18 Jan 2008 23:26:40 -0500 Received: from mx1.redhat.com ([66.187.233.31]:53537 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758284AbYASE0k (ORCPT ); Fri, 18 Jan 2008 23:26:40 -0500 Date: Fri, 18 Jan 2008 23:25:19 -0500 From: Rik van Riel To: Matt Mackall Cc: Linus Torvalds , Ingo Oeser , Miklos Szeredi , peterz@infradead.org, salikhmetov@gmail.com, linux-mm@kvack.org, jakob@unthought.net, linux-kernel@vger.kernel.org, valdis.kletnieks@vt.edu, ksm@42.dk, staubach@redhat.com, jesper.juhl@gmail.com, akpm@linux-foundation.org, protasnb@gmail.com, r.e.wolff@bitwizard.nl, hidave.darkstar@gmail.com, hch@infradead.org Subject: Re: [PATCH -v6 2/2] Updating ctime and mtime for memory-mapped files Message-ID: <20080118232519.4cc65df2@bree.surriel.com> In-Reply-To: <1200703803.25782.45.camel@cinder.waste.org> References: <12006091182260-git-send-email-salikhmetov@gmail.com> <200801182332.02945.ioe-lkml@rameria.de> <20080118175450.715ded60@bree.surriel.com> <1200703803.25782.45.camel@cinder.waste.org> Organization: Red Hat, Inc. X-Mailer: Claws Mail 3.0.2 (GTK+ 2.10.4; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 766 Lines: 23 On Fri, 18 Jan 2008 18:50:03 -0600 Matt Mackall wrote: > On Fri, 2008-01-18 at 17:54 -0500, Rik van Riel wrote: > > Backup programs not seeing an updated mtime is a really big deal. > > And that's fixed with the 4-line approach. > > Reminds me, I've got a patch here for addressing that problem with loop mounts: > > Writes to loop should update the mtime of the underlying file. > > Signed-off-by: Matt Mackall Acked-by: Rik van Riel -- All rights reversed. -- 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/