[alsa-devel] [PATCH] ASoC: rt5677: Avoid recursive locking in the DEADLOCK detector

[Mark Brown]

On Wed, Jun 03, 2015 at 11:53:17PM +0800, Oder Chiou wrote:

> The patch is for to avoid recursive locking in the DEADLOCK detector.
> In the driver, it encountered the warnning message of the recursive locking
> in the function "regmap_lock_mutex".

Could you be more specific about the deadlock you're seeing?  This isn't
really enough to understand either what the problem is or why this fixes
it.  Converting all the per-regmap mutexes into a single global mutex
isn't an immediately obvious step.
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