Re: [PATCH v7 023/120] x86/cpu/centaur: Use parsed CPUID(0xc0000001)
From: Borislav Petkov
Date: Tue Jun 30 2026 - 00:05:58 EST
On Thu, May 28, 2026 at 05:37:45PM +0200, Ahmed S. Darwish wrote:
> Use parsed CPUID(0xc0000001).
You already said that in the title :)
>
> Beside the CPUID parser centralization benefits, this allows using the
s/this allows using/use/
>From Documentation/process/submitting-patches.rst:
"Describe your changes in imperative mood, e.g. "make xyzzy do frotz"
instead of "[This patch] makes xyzzy do frotz" or "[I] changed xyzzy
to do frotz", as if you are giving orders to the codebase to change
its behaviour."
> auto-generated x86-cpuid-db data types, and their full C99 bitfields,
> instead of doing ugly bitwise operations on the CPUID output.
>
> Keep the x86_capability[] CPUID(0xc0000001).EDX assignment. It will be
> removed once X86_FEATURE translation is integrated into the CPUID model.
>
> Signed-off-by: Ahmed S. Darwish <darwi@xxxxxxxxxxxxx>
> ---
> arch/x86/kernel/cpu/centaur.c | 25 +++++++++----------------
> 1 file changed, 9 insertions(+), 16 deletions(-)
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette