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

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Message-ID: <20110728114659.GA13296@infradead.org>
Date:	Thu, 28 Jul 2011 07:46:59 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Bernd Schubert <bernd.schubert@...m.fraunhofer.de>
Cc:	Christoph Hellwig <hch@...radead.org>, 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 Thu, Jul 28, 2011 at 11:19:07AM +0200, Bernd Schubert wrote:
> before I'm going to work further on the patch sets, I have few
> questions first. Could you please help me with that?
> 
> file->f_mode is set in __dentry_open() based on O_ flags.

Or right after dentry_open, before anyone can possibly grab a reference
to the file.  Just do that in nfsd_open based on an NFSD_MAY_ flag.

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