Re: [PATCH v5 6/8] x86/fpu: Remove cpu_has_xfeatures()
From: Borislav Petkov
Date: Thu Sep 10 2026 - 12:10:20 EST
On Thu, Sep 10, 2026 at 09:59:33AM -0500, Eric Biggers wrote:
> How about just applying patches 1-5 and 7-8, and deferring the actual
> removal of cpu_has_xfeatures() to the next cycle?
Yeah, just did that, will push out tip/master after some testing.
> XFEATURE_MASK_OPMASK is just part of the AVX-512 state and it will be
> implied by X86_FEATURE_AVX512F.
Right, I wouldn't mind if we zap those cpu_has_xfeatures() in perf/core now
but then it'll need to merge x86/fpu... so perhaps waiting for the next cycle
is better.
I'm putting it on my todo, unless you wanna do it. :-)
Thx.
--
Regards/Gruss,
Boris.
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