Re: [patch 2.6.29-rc7 regulator-next] regulator: refcount fixes

From: Liam Girdwood
Date: Thu Mar 12 2009 - 06:56:47 EST


On Wed, 2009-03-11 at 16:43 -0800, David Brownell wrote:
> From: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
>
> Fix some refcounting issues in the regulator framework, supporting
> regulator_disable() for regulators that were enabled at boot time
> via machine constraints:
>
> - Update those regulators' usecounts after enabling, so they
> can cleanly be disabled at that level.
>
> - Remove the problematic per-consumer usecount, so there's
> only one level of enable/disable.
>
> Buggy consumers could notice different bug symptoms. The main
> example would be refcounting bugs; also, any (out-of-tree) users
> of the experimental regulator_set_optimum_mode() stuff which
> don't call it when they're done using a regulator.
>
> This is a net minor codeshrink.
>
> Signed-off-by: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
> ---

Applied.

Thanks

Liam

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