Re: [PATCH 10/10] drivers: misc: use module_platform_driver_probe()

From: Fabio Porcedda
Date: Tue Mar 19 2013 - 13:11:39 EST

On Tue, Mar 19, 2013 at 5:48 PM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> On Tuesday 19 March 2013, Geert Uytterhoeven wrote:
>> Hmm, so we may have drivers that (now) work perfectly fine with
>> module_platform_driver_probe()/platform_driver_probe(), but will start
>> failing suddenly in the future?
> They will fail if someone changes the initialization order. That would
> already break drivers before deferred probing support (and was the reason
> we added feature in the first place), but now we can be much more liberal
> with the order in which drivers are initialized, except when they are
> using platform_driver_probe()
>> I guess we need a big fat WARN_ON(-EPROBE_DEFER) in
>> platform_driver_probe() to catch these?
> Yes, very good idea.
> Arnd

If it's fine, I'll send a patch for that.

Fabio Porcedda
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