On Wed, 10 Sep 2014, David Herrmann wrote:
> There is really no reason to use a mutex to protect a simple list. Convert
> the list-lock to a simple spinlock instead.
>
> The spin-locks prepare for a backlight_find() helper, which should
> preferably be usable from atomic context. A mutex would pre
There is really no reason to use a mutex to protect a simple list. Convert
the list-lock to a simple spinlock instead.
The spin-locks prepare for a backlight_find() helper, which should
preferably be usable from atomic context. A mutex would prevent that, so
use an irq-save spinlock instead.
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