linux-kernel - Re: [PATCH 2/2] x86, microcode: Make reload interface per system

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Message-ID: <20120620095741.GC10012@aftab.osrc.amd.com>
Date:	Wed, 20 Jun 2012 11:57:41 +0200
From:	Borislav Petkov <bp@...64.org>
To:	Henrique de Moraes Holschuh <hmh@....eng.br>
Cc:	Borislav Petkov <bp@...64.org>,
	"Yu, Fenghua" <fenghua.yu@...el.com>, X86-ML <x86@...nel.org>,
	"H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>,
	Andreas Herrmann <andreas.herrmann3@....com>,
	Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH 2/2] x86, microcode: Make reload interface per system

On Wed, Jun 20, 2012 at 12:26:58AM -0300, Henrique de Moraes Holschuh wrote:
> On Wed, 20 Jun 2012, Borislav Petkov wrote:
> > which makes me wonder whether we still need that OLD INTERFACE.
> > Henrique, any thoughts here?
> 
> Well, there are distros out there that only have microcode.ctl, so you
> should give them _some_ advanced warning.

Ok, I think Fedora was one of them.

But yeah, the advanced warning is a good idea.

> As far as I am concerned you can simply deprecate /dev/cpu/microcode for,
> say, two kernel releases, and then delete it.

Cool, will do that.

Thanks.

-- 
Regards/Gruss,
Boris.

Advanced Micro Devices GmbH
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