Re: [PATCH] x86/cpufeatures: Free up unused feature bits
From: Dave Hansen
Date: Thu Nov 07 2024 - 18:36:58 EST
On 11/7/24 15:30, Sohil Mehta wrote:
> Linux defined feature bits X86_FEATURE_P3 and X86_FEATURE_P4 are not
> used anywhere, neither are they visible to userspace.
> commit f31d731e4467 ("x86: use X86_FEATURE_NOPL in alternatives") got
> rid of the last usage. Remove the related mappings and code.
Hah, not referenced since 2008! This one seems like a no-brainer.
Thanks for finding it!
Acked-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>