Date: Mon, 14 Jun 2004 15:03:56 +0100
From: Christoph Hellwig <hch@infradead.org>
To: Cesar Eduardo Barros <cesarb@nitnet.com.br>
Cc: Christoph Hellwig <hch@infradead.org>, linux-kernel@vger.kernel.org,
       Alexander Viro <viro@math.psu.edu>
Subject: Re: [PATCH] O_NOATIME support
Message-ID: <20040614140356.GA21349@infradead.org>
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	Cesar Eduardo Barros <cesarb@nitnet.com.br>,
	linux-kernel@vger.kernel.org, Alexander Viro <viro@math.psu.edu>
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On Mon, Jun 14, 2004 at 10:46:52AM -0300, Cesar Eduardo Barros wrote:
> I don't see why preserving the mtime and ctime would be necessary, since
> to move a file away you either don't touch it (using rename) or only
> read and unlink it (to write to a tape or other filesystem, and you can
> save the atime and mtime while doing it). So O_NOATIME is enough for
> both behaviours.

Maybe some day the file needs to come back from the tape ;-)  Or rather
in the HSM scenario a part of the file.

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