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Message-ID: <4E9615B8.6010507@goop.org>
Date: Wed, 12 Oct 2011 15:33:28 -0700
From: Jeremy Fitzhardinge <jeremy@...p.org>
To: "H. Peter Anvin" <hpa@...or.com>
CC: Borislav Petkov <bp@...64.org>,
the arch/x86 maintainers <x86@...nel.org>,
Tigran Aivazian <tigran@...azian.fsnet.co.uk>,
Xen Devel <xen-devel@...ts.xensource.com>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>,
Ingo Molnar <mingo@...e.hu>,
Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH 0/3] x86/microcode: support for microcode update in Xen
dom0
On 10/12/2011 03:29 PM, H. Peter Anvin wrote:
> On 10/12/2011 03:27 PM, Jeremy Fitzhardinge wrote:
>>
>> The current scheme has worked pretty well so far; there doesn't seem to
>> be a huge concern about it. Have there been actual observed failures
>> with the current mechanism, or is the drive to make it earlier driven by
>> an aesthetic desire to make it "as it should be"?
>>
>
> Yes, there has. There is at least one case where we have to print an
> error message saying "update your BIOS" because our current microcode
> update is too late.
Is that K8 errata 93 or something else?
J
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