From: "J. Bruce Fields" <bfields@fieldses.org>
Subject: Re: [RFC] [patch 0/3] i_version update for ext4
Date: Wed, 24 Jan 2007 13:06:02 -0500
Message-ID: <20070124180602.GB26806@fieldses.org>
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	<20070123184611.GF5236@schatzie.adilger.int>
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Cc: linux-ext4@vger.kernel.org, nfsv4@linux-nfs.org,
	Cordenner jean noel <jean-noel.cordenner@bull.net>,
	Andreas Dilger <adilger@clusterfs.com>
To: Mingming Cao <cmm@us.ibm.com>
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On Wed, Jan 24, 2007 at 09:40:34AM -0800, Mingming Cao wrote:
> Could we just increment the counter each time the mtime is modifies(not 
> the ctime)? Is that enough to serve NFSv4 need?

No, the NFSv4 change attribute is also supposed to change on metadata
updates.

--b.