linux-kernel - Re: dell_rbtn - kernel panic at boot...

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Message-ID: <CAKdAkRQRdFBsgCmvL-aTKL=1xxPN-YYVEa0nTVkEV9jHMbzgYA@mail.gmail.com>
Date:	Fri, 22 May 2015 15:53:16 -0700
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Valdis Kletnieks <Valdis.Kletnieks@...edu>
Cc:	Pali Rohar <pali.rohar@...il.com>,
	Darren Hart <dvhart@...radead.org>,
	lkml <linux-kernel@...r.kernel.org>,
	platform-driver-x86@...r.kernel.org
Subject: Re: dell_rbtn - kernel panic at boot...

On Thu, May 21, 2015 at 7:06 PM, Valdis Kletnieks
<Valdis.Kletnieks@...edu> wrote:
> So after I made both config variables =y, the resulting kernel built, but
> died a glorious death at boot.

I guess if both are built-in then, according to link order,
dell-laptop starts first, before dell-rbtn, and dies in
dell_rbtn_notifier_register() in call to
driver_for_each_device(&rbtn_driver.drv, ...) because rbtn_driver has
not been registered yet and thus half-initlalized.

Thanks.

-- 
Dmitry
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