From: Matthew Garrett <mjg@redhat.com>
To: "Pádraig Brady" <P@draigBrady.com>
Cc: Karel Zak <kzak@redhat.com>,
Randy Dunlap <randy.dunlap@oracle.com>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
mingo@redhat.com, val.henson@gmail.com, matthew@wil.cx,
util-linux-ng@vger.kernel.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@draigBrady.com>
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@vger.kernel.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@srcf.ucam.org
WARNING: multiple messages have this Message-ID (diff)
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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next prev parent reply other threads:[~2008-11-27 17:39 UTC|newest]
Thread overview: 48+ 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
2008-11-27 17:30 ` Pádraig Brady
2008-11-27 17:30 ` Pádraig Brady
2008-11-27 17:39 ` Matthew Garrett [this message]
2008-11-27 17:39 ` Matthew Garrett
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 13:57 ` Jörn Engel
2008-11-29 18:56 ` Jamie Lokier
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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