Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759655AbZCZSzm (ORCPT ); Thu, 26 Mar 2009 14:55:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758039AbZCZSzc (ORCPT ); Thu, 26 Mar 2009 14:55:32 -0400 Received: from earthlight.etchedpixels.co.uk ([81.2.110.250]:47408 "EHLO www.etchedpixels.co.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757125AbZCZSzb (ORCPT ); Thu, 26 Mar 2009 14:55:31 -0400 Date: Thu, 26 Mar 2009 18:54:24 +0000 From: Alan Cox To: Bill Nottingham 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: ext3 IO latency measurements (was: Linux 2.6.29) Message-ID: <20090326185424.6de0ba1b@lxorguk.ukuu.org.uk> In-Reply-To: <20090326173237.GB8465@nostromo.devel.redhat.com> References: <20090325185824.GO32307@mit.edu> <20090325215137.GQ32307@mit.edu> <20090325235041.GA11024@duck.suse.cz> <20090326090630.GA9369@elte.hu> <20090326113705.GV32307@mit.edu> <20090326140312.GB14822@elte.hu> <20090326144707.GA6239@mit.edu> <20090326173237.GB8465@nostromo.devel.redhat.com> 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: 878 Lines: 19 On Thu, 26 Mar 2009 13:32:38 -0400 Bill Nottingham wrote: > Linus Torvalds (torvalds@linux-foundation.org) said: > > And quite frankly, even if you then _manually_ put 'relatime' in > > /etc/fstab, the default Fedora install will totally ignore it. Why? > > Because it mounts the root partition while using initrd, and totally > > ignores /etc/fstab. > > It should honor /etc/fstab changes, if the initramfs is rebuilt > after the change is made. If it doesn't, that's a bug. Surely it should also look at the real /etc/fstab after mounting root r/o and then flip the options needed so you don't have to. -- 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/