linux-kernel - Re: [Regression] "x86-64/efi: Use EFI to deal with platform wall clock" prevents my machine from booting

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Date:	Tue, 07 Aug 2012 08:05:19 +0100
From:	"Jan Beulich" <JBeulich@...e.com>
To:	"JérômeCarretero" <cJ-ko@...gloub.eu>
Cc:	<linux-efi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	"H.PeterAnvin" <hpa@...or.com>
Subject: Re: [Regression] "x86-64/efi: Use EFI to deal with platform
 wall clock" prevents my machine from booting

>>> On 07.08.12 at 01:29, JérômeCarretero <cJ-ko@...gloub.eu> wrote:
> On Mon, 06 Aug 2012 14:25:33 +0100
> "Jan Beulich" <JBeulich@...e.com> wrote:
> 
>> >>> On 06.08.12 at 15:16, JérômeCarretero <cJ-ko@...gloub.eu> wrote:
>> > If it helps:
>> > 
>> > - I can bisect the patch further down (might be a bit silly because
>> >   I don't quite understand it),
>> > - you can suggest some modifications and at least I can test them
>> 
>> What would help most would be the full kernel log up to the crash,
>> including the register and stack dumps that are presumably there.
>> Without that there's nothing I can suggest.
> 
> There is absolutely no graphical output at this point (or I'd have provided
> more info); I didn't look at the code yet, I'll see if I can do something, 
> though.

Yes, the system isn't far enough for that. You'd need a serial
(and presumably early) console set up to collect the full set of
messages.

Jan
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