linux-kernel - Re: early microcode: how to disable at runtime?

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Message-ID: <20140901101919.GA2902@khazad-dum.debian.net>
Date:	Mon, 1 Sep 2014 07:19:19 -0300
From:	Henrique de Moraes Holschuh <hmh@....eng.br>
To:	Borislav Petkov <bp@...en8.de>
Cc:	"H. Peter Anvin" <hpa@...or.com>,
	Fenghua Yu <fenghua.yu@...el.com>, linux-kernel@...r.kernel.org
Subject: Re: early microcode: how to disable at runtime?

On Mon, 01 Sep 2014, Borislav Petkov wrote:
> On Sun, Aug 31, 2014 at 05:11:26PM -0300, Henrique de Moraes Holschuh wrote:
> > > Probably more like something more like arch/x86/boot/cmdline.c.  Maybe
> > > we could even make it sharable.
> > 
> > Looks like that would work, yes.
> 
> Guys, guys, please relax and check the code first: "dis_ucode_ldr".

Thanks!

Now we just need it added to Documentation/kernel-parameters.txt and to get
it backported to -stable.

This parameter is not a "debugging aid", it is a "save the day" bug
workaround aid...

I can't say I like the parameter name, though :p

-- 
  "One disk to rule them all, One disk to find them. One disk to bring
  them all and in the darkness grind them. In the Land of Redmond
  where the shadows lie." -- The Silicon Valley Tarot
  Henrique Holschuh
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