Re: [PATCH v11 3/4] x86/cpu: Do a sanity check on required feature bits
From: Borislav Petkov
Date: Mon Mar 23 2026 - 17:02:30 EST
On Mon, Mar 23, 2026 at 01:24:25PM -0700, H. Peter Anvin wrote:
> > So what are we really "fixing" here...?
> You can make the same argument about #MC for example: why bother trying to get
> a message out when the CPU is literally telling you that your system just broke?
I don't think you're parsing me right: do you have actual, real-life use cases
for which you want this or is this something hypothetical?
Because from where I'm standing, this sounds like let's slap another checking
function somewhere, we won't hit it ever but just in case, let's be prepared.
--
Regards/Gruss,
Boris.
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