Re: [PATCH 00/11] x86/microcode: Early load microcode

From: Borislav Petkov
Date: Tue Oct 02 2012 - 09:48:37 EST


On Tue, Oct 02, 2012 at 09:11:38AM -0400, Jamie Gloudon wrote:
> My main interest was getting PEBS events support for perf on Intel SNB
> cpus. Loading the microcode at runtime was not going to work.
>
> However, thanks for pointing me in the right direction. I notice today
> this is not the case anymore from the thread below.
>
> http://marc.info/?l=linux-kernel&m=133905353211963&w=2

Yes, there's a perf callback from within the ucode driver to recheck
PEBS. This is in 3.6 so PEBS should work there with the required ucode
patch.

--
Regards/Gruss,
Boris.
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