Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760446AbZCZSuk (ORCPT ); Thu, 26 Mar 2009 14:50:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759134AbZCZSub (ORCPT ); Thu, 26 Mar 2009 14:50:31 -0400 Received: from earthlight.etchedpixels.co.uk ([81.2.110.250]:32777 "EHLO www.etchedpixels.co.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1758466AbZCZSua (ORCPT ); Thu, 26 Mar 2009 14:50:30 -0400 Date: Thu, 26 Mar 2009 18:48:38 +0000 From: Alan Cox To: Matthew Garrett Cc: Linus Torvalds , Theodore Tso , Ingo Molnar , Jan Kara , Andrew Morton , Arjan van de Ven , Peter Zijlstra , Nick Piggin , Jens Axboe , David Rees , Jesper Krogh , Linux Kernel Mailing List , Oleg Nesterov , Roland McGrath Subject: Re: [PATCH 2/2] Make relatime default Message-ID: <20090326184838.26166549@lxorguk.ukuu.org.uk> In-Reply-To: <20090326175314.GC7198@srcf.ucam.org> References: <20090325235041.GA11024@duck.suse.cz> <20090326090630.GA9369@elte.hu> <20090326113705.GV32307@mit.edu> <20090326140312.GB14822@elte.hu> <20090326144707.GA6239@mit.edu> <20090326170714.GF6239@mit.edu> <20090326174956.GB7198@srcf.ucam.org> <20090326175314.GC7198@srcf.ucam.org> X-Mailer: Claws Mail 3.7.0 (GTK+ 2.14.7; 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: 805 Lines: 20 On Thu, 26 Mar 2009 17:53:14 +0000 Matthew Garrett wrote: > Change the default behaviour of the kernel to use relatime for all > filesystems. This can be overridden with the "strictatime" mount > option. NAK this again There is an expected behaviour pattern that is standards compliant and suddenly breaking that on people when they upgrade could cause serious problems in some server environments. What you propose is basically a bogus ABI change. Fix it in user space (in fact all the distros *are* so this patch is silly and pointless) -- 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/