linux-ext4 - Re: [PATCH 3/3] nfsd: vfs_llseek() with O_32BITHASH or O

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Message-ID: <20110727210344.GC9066@infradead.org>
Date:	Wed, 27 Jul 2011 17:03:44 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Bernd Schubert <bernd.schubert@...m.fraunhofer.de>
Cc:	linux-nfs@...r.kernel.org, linux-ext4@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, yong.fan@...mcloud.com,
	adilger@...mcloud.com, tytso@....edu
Subject: Re: [PATCH 3/3] nfsd: vfs_llseek() with O_32BITHASH or O_64BITHASH

On Wed, Jul 27, 2011 at 01:02:59PM +0200, Bernd Schubert wrote:
> Use 32-bit or 64-bit llseek() hashes for directory offsets depending on
> the NFS version. NFSv2 gets 32-bit hashes only.

Independent of the O_ vs FMODE thing make sure you pass the correct
flag at open time, instead of racy runtime modifications.

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