Re: MMC/regulator boot hang in -next

[Mark Brown]

On Mon, Nov 02, 2015 at 03:04:29PM -0800, John Stultz wrote:
> On Mon, Nov 2, 2015 at 2:58 PM, Mark Brown <broonie@xxxxxxxxxx> wrote:

> > No, the internal get voltage call shouldn't be locking in the first
> > place (and indeed it doesn't do so AFAICT?).

>         } else if (rdev->supply) {
>                 ret = regulator_get_voltage(rdev->supply);    <-----
>         } else {

> Where _regulator_get_voltage() is called from
> regulator_set_voltage_unlocked(), called from regulator_set_voltage().
> 

Well, that's the issue then - get_voltage() needs to be locking the
supplies like set_voltage() does.

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