linux-kernel - Re: [PATCH v2] regulator: avoid deadlock when disabling regulator with supply

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Message-ID: <20101008211042.GC6098@opensource.wolfsonmicro.com>
Date:	Fri, 8 Oct 2010 14:10:43 -0700
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Jeffrey Carlyle <jeff.carlyle@...orola.com>
Cc:	Liam Girdwood <lrg@...mlogic.co.uk>,
	Lun Chang <L.chang@...orola.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] regulator: avoid deadlock when disabling regulator
 with supply

On Fri, Oct 08, 2010 at 02:49:19PM -0500, Jeffrey Carlyle wrote:
> I have a regulator A that sets regulator B as its supply. When I call
> set_supply to add B as the supply for A, regulator A gets added to the
> supply_list for regulator B.
> 
> When I call regulator_disable(A), I end up with a call chain like this:

Looks good!

Acked-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>
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