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From: Matthew Garrett <mjg-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: "Pádraig Brady" <P@draigBrady.com>
Cc: Karel Zak <kzak-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	Randy Dunlap
	<randy.dunlap-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	mingo-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
	val.henson-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	matthew-Ztpu424NOJ8@public.gmane.org,
	util-linux-ng-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH v2 2/2] relatime: Allow making relatime the default	behaviour
Date: Thu, 27 Nov 2008 17:39:06 +0000	[thread overview]
Message-ID: <20081127173906.GA24126@srcf.ucam.org> (raw)
In-Reply-To: <492ED945.5010600-V8g9lnOeT5ydJdNcDFJN0w@public.gmane.org>

On Thu, Nov 27, 2008 at 05:30:45PM +0000, Pádraig Brady wrote:
> Karel Zak wrote:
> > On Thu, Nov 27, 2008 at 03:03:41PM +0000, Matthew Garrett wrote:
> >> Also add a MS_NORELATIME mount option
> > [...]
> >> +#define MS_NORELATIME	(1<<24)	/* Disable relatime even if the default */
> > 
> >  CC: util-linux-ng-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> 
> That's useful. Without this, to disable relatime you needed to:
> 
> echo 0 > /proc/sys/fs/default_relatime
> mount -o remount,atime /mnt/point/

I'm dropping that hunk - it's easier to default to relatime in 
userspace, so there's no need to have a kernel fs parameter to forcibly 
disable it.

-- 
Matthew Garrett | mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org
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  parent reply	other threads:[~2008-11-27 17:39 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-26 19:54 [PATCH 1/2] relatime: Make atime updates more useful Matthew Garrett
2008-11-26 19:58 ` [PATCH 2/2] relatime: Allow making relatime the default behaviour Matthew Garrett
2008-11-26 21:11   ` Matthew Wilcox
2008-11-26 22:39   ` Randy Dunlap
2008-11-27 15:01     ` [PATCH v2 1/2] relatime: Make relatime behaviour smarter Matthew Garrett
2008-11-27 15:03       ` [PATCH v2 2/2] relatime: Allow making relatime the default behaviour Matthew Garrett
2008-11-27 15:07         ` Ingo Molnar
2008-11-27 16:03         ` Karel Zak
     [not found]           ` <20081127160353.GQ2961-sHeGUpI7y9L/9pzu0YdTqQ@public.gmane.org>
2008-11-27 17:30             ` Pádraig Brady
     [not found]               ` <492ED945.5010600-V8g9lnOeT5ydJdNcDFJN0w@public.gmane.org>
2008-11-27 17:39                 ` Matthew Garrett [this message]
2008-11-27 16:35         ` Alan Cox
2008-11-27 16:47           ` Matthew Garrett
2008-11-27 16:59             ` [PATCH v3] relatime: Make relatime smarter Matthew Garrett
2008-11-27 17:06               ` Christoph Hellwig
2008-11-27 17:58                 ` [PATCH v4] " Matthew Garrett
2008-11-27 22:08                   ` Andreas Dilger
2008-11-27 22:35                     ` Matthew Wilcox
2008-11-28 11:13                     ` Jamie Lokier
2008-11-28 13:41                     ` Matthew Garrett
2008-11-28 11:18                   ` Jamie Lokier
2008-11-28 13:40                     ` Matthew Wilcox
2008-11-28 13:47                       ` Matthew Garrett
2008-12-02 11:10                       ` Karel Zak
2008-12-02 16:46                         ` Matthew Wilcox
2008-11-27 19:15               ` [PATCH v3] " Alan Cox
2008-11-28 11:16                 ` Jamie Lokier
2008-11-28 13:45                   ` Matthew Garrett
2008-11-27 17:03         ` [PATCH v2 2/2] relatime: Allow making relatime the default behaviour Christoph Hellwig
2008-11-29  8:24           ` Andrew Morton
2008-11-29 13:03             ` Matthew Wilcox
2008-11-29 13:57               ` Jörn Engel
2008-11-29 18:56                 ` Jamie Lokier
2008-11-29 19:02                   ` Matthew Garrett
2008-11-29 20:32                     ` Andrew Morton
2008-11-29 20:38                       ` Matthew Wilcox
2008-11-29 20:56                         ` Andrew Morton
2008-11-29 21:41                         ` Ingo Molnar
2008-11-29 20:55                       ` Arjan van de Ven
2008-11-29 21:03                         ` Matthew Garrett
2008-11-29 21:02                       ` Matthew Garrett
2008-11-27 15:06       ` [PATCH v2 1/2] relatime: Make relatime behaviour smarter Ingo Molnar
2008-11-29  8:29 ` [PATCH 1/2] relatime: Make atime updates more useful Andrew Morton
2008-12-02 17:19 ` [PATCH] relatime: Let relatime update atime at least once per day Matthew Garrett
2008-12-13  5:26   ` Valerie Aurora Henson

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