linux-kernel - Re: [PATCH 6/8] SGI x86_64 UV: Limit the number of microcode messages

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Date:	Sun, 25 Oct 2009 10:11:18 -0700
From:	Arjan van de Ven <arjan@...radead.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Dmitry Adamushko <dmitry.adamushko@...il.com>,
	Tigran Aivazian <tigran@...azian.fsnet.co.uk>,
	Mike Travis <travis@....com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jack Steiner <steiner@....com>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	Andreas Mohr <andi@...as.de>, Hugh Dickins <hugh@...itas.com>,
	Hannes Eder <hannes@...neseder.net>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/8] SGI x86_64 UV: Limit the number of microcode
 messages

On Sun, 25 Oct 2009 17:37:04 +0100
Ingo Molnar <mingo@...e.hu> wrote:

> 
> Having the precise microcode version printed (or exposed somewhere in 
> /sys) is useful - sometimes when there's a weird crash in some
> prototype CPU one of the first questions from hw vendors is 'which
> precise microcode version was that?'.

something like
/sys/devices/system/cpu/cpu0/microcode/version ?

(yes that is there today ;-)


-- 
Arjan van de Ven 	Intel Open Source Technology Centre
For development, discussion and tips for power savings, 
visit http://www.lesswatts.org
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