Re: [PATCH v3 01/18] platform: delay OF device-driver matches until late_initcall

From: Tomeu Vizoso
Date: Fri Sep 04 2015 - 01:46:49 EST

On 10 August 2015 at 12:25, Mark Brown <broonie@xxxxxxxxxx> wrote:
> On Sun, Aug 09, 2015 at 03:03:14PM +0200, Tomeu Vizoso wrote:
>> There was some recent thread about how the disabling of unused clocks
>> and regulators isn't really safe because after late_initcall_sync more
>> drivers can be registered from modules. Furthermore, there's async
>> device probes.
> What recent thread and why would that be unsafe?

Sorry, I should have said instead that it's already unpredictable and
that from what I have seen during testing these series doesn't make it
any worst.



> Any driver using a
> clock or regulator ought to be making sure that the clock or regulator
> is enabled before it tries to use it. The worst that should happen is
> that something gets the power bounced during boot which isn't the end of
> the world.
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