linux-kernel - Re: [PATCH 1/1] x86/microcode: vsnprintf() might be unavailable

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Message-ID: <20150603105640.GA4706@pd.tnic>
Date:	Wed, 3 Jun 2015 12:56:40 +0200
From:	Borislav Petkov <bp@...e.de>
To:	Andy Shevchenko <andy.shevchenko@...il.com>
Cc:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Ingo Molnar <mingo@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>
Subject: Re: [PATCH 1/1] x86/microcode: vsnprintf() might be unavailable

On Tue, Jun 02, 2015 at 08:31:58PM +0300, Andy Shevchenko wrote:
> Ditto.

"Ditto" means it doesn't work booting a normal 32-bit kernel too?

> I have a totally empty screen (serial console). So, if you teach me
> how to gather that I could do it later on.

That'll be hard - you'd probably need a hardware debugger or something
special to get a RIP or other data that early... Or hack up some very
early console printing with BIOS methods and so on. hpa had something
like that somewhere AFAIR...

> I can send our defconfig and kexec command line for sure.

Yes please.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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