linux-kernel - Re: [PATCH 2/2] regmap: debugfs: Ensure proper locking of `debugfs_off

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Message-ID: <20130214145416.GQ13249@opensource.wolfsonmicro.com>
Date:	Thu, 14 Feb 2013 14:54:17 +0000
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Dimitris Papastamos <dp@...nsource.wolfsonmicro.com>
Cc:	linux-kernel@...r.kernel.org, patches@...nsource.wolfsonmicro.com
Subject: Re: [PATCH 2/2] regmap: debugfs: Ensure proper locking of
 `debugfs_off_cache' list

On Thu, Feb 14, 2013 at 12:31:48PM +0000, Dimitris Papastamos wrote:

> There is a possible race between the read operations of the `registers'
> file and the `range' file.  Close that down by taking the appropriate
> locks when modifying/accessing the list.

This seems like an incremental fix on the previous change; the previous
change introduced the ranges file with a race condition.  If splitting
them up add the lock first and then add the ranges file that made it
needed.

Please do also thread patch series together.

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