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From: Gene Heskett <gene.heskett@gmail.com>
To: Kay Sievers <kay@vrfy.org>
Cc: Borislav Petkov <bp@amd64.org>,
	"Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	Andreas Herrmann <andreas.herrmann3@amd.com>,
	Dave Jones <davej@redhat.com>,
	linux-kernel@vger.kernel.org, Ingo Molnar <mingo@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	tigran@aivazian.fsnet.co.uk, hpa@zytor.com, x86@kernel.org
Subject: Re: [PATCH 2/2] x86, microcode: Ensure that module is only loaded for
Date: Tue, 17 Apr 2012 13:30:35 -0400	[thread overview]
Message-ID: <201204171330.35470.gene.heskett@gmail.com> (raw)
In-Reply-To: <CAPXgP12_k4D-r=HQy3zidHhMP8ygMsT4J5Q+-h0CE3k_vpsazA@mail.gmail.com>

On Tuesday, April 17, 2012, Kay Sievers wrote:
>2012/4/17 Gene Heskett <gene.heskett@gmail.com>:
>> I do not think the above has anything to do with the current version
>> shipping in some distro's, which is trying to find the intel code on
>> kernels >2.6.39 when running on AMD stuff, so that script in
>> /etc/init.d needs attention too. آ I have nuked about half of that
>> script in my local copy so that it does install AMD code on AMD
>> processors. آ The errors I was seeing were only the lack of its
>> ability to find the Intel code and does not generate any output
>> resembling the above.
>
>Just a note: the intel microcode is loaded by a kernel-initiated
>firmware request these days. There is no (broken) init script on
>recent systems, to (rather mindlessly) fiddle around in userspace with
>kernel internals.
>
>Kay

That has to be a good deal in general, but it leaves us AMD users swinging 
in a strong breeze. That microcode loading was in the kernel until sometime 
in the 2.6.20ish time frame, I can recall scanning dmesg's where it was 
loaded by about line 75 in past history.  Now its just an afterthought. :(

Thanks Kay.

Cheers, Gene
-- 
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
My web page: <http://coyoteden.dyndns-free.com:85/gene>
The American nation in the sixth ward is a fine people; they love the
eagle -- on the back of a dollar.
		-- Finlay Peter Dunne

  reply	other threads:[~2012-04-17 17:30 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-11 16:38 x86, microcode: Conversion from sysdev class caused regression Andreas Herrmann
2012-04-11 17:06 ` Kay Sievers
2012-04-11 20:04   ` Borislav Petkov
2012-04-11 20:06 ` Greg Kroah-Hartman
2012-04-11 20:10   ` Borislav Petkov
2012-04-12 16:23     ` Borislav Petkov
2012-04-12 16:30       ` [PATCH 1/2] x86, microcode: Fix sysfs warning during module unload Borislav Petkov
2012-04-12 22:45         ` Greg Kroah-Hartman
2012-04-12 16:34       ` [PATCH 2/2] x86, microcode: Ensure that module is only loaded for Borislav Petkov
2012-04-12 22:45         ` Greg Kroah-Hartman
2012-04-16  8:42         ` Srivatsa S. Bhat
2012-04-16 13:43           ` Borislav Petkov
2012-04-17 14:11             ` Srivatsa S. Bhat
2012-04-17 14:50               ` Borislav Petkov
2012-04-17 15:53                 ` Gene Heskett
2012-04-17 16:02                   ` Kay Sievers
2012-04-17 17:30                     ` Gene Heskett [this message]
2012-04-17 18:07                       ` Borislav Petkov
2012-04-22  2:55                     ` Henrique de Moraes Holschuh
2012-04-25 23:36                       ` Kay Sievers
2012-04-17 17:35                 ` Srivatsa S. Bhat
2012-05-08  4:28           ` [tip:x86/urgent] x86/microcode: Ensure that module is only loaded on supported Intel CPUs tip-bot for Srivatsa S. Bhat
2012-04-14 18:23 ` [tip:x86/urgent] x86, microcode: Fix sysfs warning during module unload on unsupported CPUs tip-bot for Andreas Herrmann
2012-04-14 18:24 ` [tip:x86/urgent] x86, microcode: Ensure that module is only loaded on supported AMD CPUs tip-bot for Andreas Herrmann

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