Re: [PATCH v2] x86/mce: fix wrong no-return-ip logic in do_machine_check()

From: Borislav Petkov
Date: Mon Feb 22 2021 - 05:23:16 EST


On Mon, Feb 22, 2021 at 06:08:19PM +0800, Aili Yao wrote:
> So why would intel provide this MCG_STATUS_RIPV flag, it's better to
> remove it as it will never be set, and all the related logic for this
> flag is really needed ?

Why would it never be set - of course it will be. You don't set it. If
you wanna inject errors, then make sure you inject *valid* errors which
the hardware *actually* generates, not some random ones.

--
Regards/Gruss,
Boris.

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