Re: [Qemu-devel] [Patch V2 1/2] x86, mce: Basic support to add LMCE support to QEMU

From: Borislav Petkov
Date: Mon Dec 14 2015 - 17:37:35 EST


On Mon, Dec 14, 2015 at 02:11:46PM -0500, Raj, Ashok wrote:
> This is mostly harmless.. since the MCG_CAP space is shared and has no
> conflict between vendors. Also just the CAP being set has no effect.

Of course it does - we check SER_P in machine_check_poll() and when
I emulate an AMD guest and inject errors into it, error handling is
obviously wrong, see:

https://lkml.kernel.org/r/20151123150355.GE5134@xxxxxxx

--
Regards/Gruss,
Boris.

SUSE Linux GmbH, GF: Felix ImendÃrffer, Jane Smithard, Graham Norton, HRB 21284 (AG NÃrnberg)
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