linux-kernel - Re: [PATCH 05/25] vfs: add filesystem flags for atomic

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Message-ID: <20120313093302.GA11797@infradead.org>
Date:	Tue, 13 Mar 2012 05:33:02 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Miklos Szeredi <miklos@...redi.hu>
Cc:	viro@...IV.linux.org.uk, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org, hch@...radead.org,
	Trond.Myklebust@...app.com, sfrench@...ba.org, sage@...dream.net,
	ericvh@...il.com, mszeredi@...e.cz
Subject: Re: [PATCH 05/25] vfs: add filesystem flags for atomic_open

On Wed, Mar 07, 2012 at 10:22:22PM +0100, Miklos Szeredi wrote:
> From: Miklos Szeredi <mszeredi@...e.cz>
> 
> Allow filesystem to select which cases it wants to perform atomic_open.

Given that atomic_open is allowed to return a NULL filp and fall back to
the traditional open I don't think this is needed - it can be much
cleaner handled by the fs just returning NULL for that case.

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