From mboxrd@z Thu Jan  1 00:00:00 1970
From: Arjan van de Ven <arjan@linux.intel.com>
Subject: Re: [RFC] [PATCH] Relative lazy atime
Date: Sat, 05 Aug 2006 06:22:50 -0700
Message-ID: <44D49BAA.6050501@linux.intel.com>
References: <20060803063622.GB8631@goober> <20060805122537.GA23239@lst.de>
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Cc: Valerie Henson <val_henson@linux.intel.com>,
	linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	Akkana Peck <akkana@shallowsky.com>,
	Mark Fasheh <mark.fasheh@oracle.com>,
	Jesse Barnes <jesse.barnes@intel.com>,
	Chris Wedgwood <cw@f00f.org>, jsipek@cs.sunysb.edu,
	Al Viro <viro@ftp.linux.org.uk>
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To: Christoph Hellwig <hch@lst.de>
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Christoph Hellwig wrote:
> Another idea, similar to how atime updates work in xfs currently might
> be interesting:  Always update atime in core, but don't start a
> transaction just for it - instead only flush it when you'd do it anyway,
> that is another transaction or evicting the inode.


this is sort of having a "dirty" and "dirty atime" split for the inode I suppose..
shouldn't be impossible to do with a bit of vfs support..