linux-kernel - Re: MMC/regulator boot hang in -next

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Date:	Mon, 2 Nov 2015 22:58:56 +0000
From:	Mark Brown <broonie@...nel.org>
To:	John Stultz <john.stultz@...aro.org>
Cc:	Bjorn Andersson <bjorn.andersson@...ymobile.com>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Ulf Hansson <ulf.hansson@...aro.org>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: MMC/regulator boot hang in -next

On Mon, Nov 02, 2015 at 02:03:14PM -0800, John Stultz wrote:

> Might the problem be here that we lock the supply in set_voltage, then
> if we call _regulator_get_voltage on the supply later, we try to grab
> the same lock and we're stuck?

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

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