linux-kernel - Re: x86/microcode update on systems without INITRD

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Message-ID: <568FCC45.1010301@suse.cz>
Date:	Fri, 8 Jan 2016 15:48:37 +0100
From:	Michal Marek <mmarek@...e.cz>
To:	Borislav Petkov <bp@...e.de>
Cc:	Markus Trippelsdorf <markus@...ppelsdorf.de>,
	Måns Rullgård <mans@...sr.com>,
	Thomas Voegtle <tv@...96.de>, linux-kernel@...r.kernel.org
Subject: Re: x86/microcode update on systems without INITRD

On 2016-01-08 14:37, Borislav Petkov wrote:
> On Fri, Jan 08, 2016 at 01:48:40PM +0100, Michal Marek wrote:
>> You can add a conditional comment like this
>>
>> comment "WARNING: Early microcode loader requires initramfs support"
>> 	depends on MICROCODE && !BLK_DEV_INITRD
>>
>> and hope that somebody reads it.
> 
> Actually, I was thinking about something which gets printed when doing
> "make oldconfig". In addition to the Kconfig text.

The comments are printed during make oldconfig if a symbol in the
current menu needs updating. Which is probably not the case here, both
MICROCODE and BLK_DEV_INITRD are existing symbols.


> I'll take a look once
> the stupid cold goes away...

Oh, get well soon.

Michal