linux-kernel - Re: [PATCH, RESEND] regulator: core: fix regulator_lock

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Date:	Tue, 1 Dec 2015 13:16:39 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Ingo Molnar <mingo@...nel.org>, tyler.baker@...aro.org,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH, RESEND] regulator: core: fix regulator_lock_supply
 regression

On Fri, Nov 27, 2015 at 02:46:41PM +0100, Arnd Bergmann wrote:
> As noticed by Geert Uytterhoeven, my patch to avoid a harmless build warning
> in regulator_lock_supply() was total crap and introduced a real bug:

I'm going to drop both this and the commit it's fixing for now as this
is causing boot failures on several boards (none of which I have sadly)
in -next:

  http://kernelci.org/boot/all/job/broonie-regulator/kernel/v4.4-rc3-17-ga6498dba8869/

which were bisected by Tyler to this:

  http://hastebin.com/noluripepa.sm

I'm not seeing anything obvious in the code at the minute having looked
for several seconds, I'll have a proper look later today all being well.

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