linux-kernel - Re: [PATCH][stable-28] x86: microcode_amd: fix wrong handling of equivalent CPU id

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Message-ID: <20090209104547.GM20467@elte.hu>
Date:	Mon, 9 Feb 2009 11:45:47 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Andreas Herrmann <andreas.herrmann3@....com>
Cc:	stable@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH][stable-28] x86: microcode_amd: fix wrong handling of
	equivalent CPU id


* Andreas Herrmann <andreas.herrmann3@....com> wrote:

> Impact: fix bug resulting in non-loaded AMD microcode
> 
> mc_header->processor_rev_id is a 2 byte value. Similar is true for
> equiv_cpu in an equiv_cpu_entry -- only 2 bytes are of interest.
> 
> Signed-off-by: Andreas Herrmann <andreas.herrmann3@....com>
> ---
>  arch/x86/kernel/microcode_amd.c |   23 ++++++-----------------
>  1 files changed, 6 insertions(+), 17 deletions(-)
> 
> This fix is already upstream.
> See
> 
>  commit 3c763fd77e66e55d029052da31df0abd9920cb1e
>  (x86: microcode_amd: fix wrong handling of equivalent CPU id)
> 
> Please apply to stable-28.

ack for the -stable backport.

	Ingo
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