linux-kernel - Re: [PATCH v2 2/2] relatime: Allow making relatime the default behaviour

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Message-ID: <20081129210204.GA22998@srcf.ucam.org>
Date:	Sat, 29 Nov 2008 21:02:04 +0000
From:	Matthew Garrett <mjg@...hat.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Jamie Lokier <jamie@...reable.org>,
	Jörn Engel <joern@...fs.org>,
	Matthew Wilcox <matthew@....cx>,
	Christoph Hellwig <hch@...radead.org>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	mingo@...hat.com, val.henson@...il.com
Subject: Re: [PATCH v2 2/2] relatime: Allow making relatime the default behaviour

On Sat, Nov 29, 2008 at 12:32:20PM -0800, Andrew Morton wrote:
> On Sat, 29 Nov 2008 19:02:45 +0000 Matthew Garrett <mjg@...hat.com> wrote:
> > A global default doesn't preclude per-mountpoint 
> > settings. This patch makes the existing kernel code more useful and so 
> > is worthwhile on its own, even if it doesn't scratch everyone's itch.
> 
> The standard, usual, expected way of modifying a filesystem's behaviour
> is via mount options.  This is also quite flexible.

Yes, if something is configured at a per-filesystem level, a mount 
option makes sense. I don't personally see any terribly sensible use 
cases for having this be per-filesystem and so wasn't planning on 
implementing that.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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