linux-kernel - Re: [patch 06/10] affs: Convert semaphores to mutexes

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Message-ID: <20100129222541.GB31305@ZenIV.linux.org.uk>
Date:	Fri, 29 Jan 2010 22:25:42 +0000
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Christoph Hellwig <hch@...radead.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: [patch 06/10] affs: Convert semaphores to mutexes

On Fri, Jan 29, 2010 at 08:38:55PM -0000, Thomas Gleixner wrote:
> These semaphores are plain mutexes. Convert them to struct mutex.
> 
> Map affs_[un]lock_dir() to affs_[un]lock_ext() instead of the "#define
> i_hash_lock i_ext_lock" magic.
> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Cc: Al Viro <viro@...iv.linux.org.uk>

Umm...  I'm not ready to sign off on that one without serious analysis;
there might be dragons.
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