x86/CPU/AMD: Add X86_FEATURE_ZEN1
authorBorislav Petkov (AMD) <bp@alien8.de>
Sat, 2 Dec 2023 11:50:23 +0000 (12:50 +0100)
committerBorislav Petkov (AMD) <bp@alien8.de>
Tue, 12 Dec 2023 10:17:37 +0000 (11:17 +0100)
commit232afb557835d6f6859c73bf610bad308c96b131
tree8798a6c3388545676542847509f6906eb4631021
parent05f5f73936fa4c1bc0a852702edf53789398d278
x86/CPU/AMD: Add X86_FEATURE_ZEN1

Add a synthetic feature flag specifically for first generation Zen
machines. There's need to have a generic flag for all Zen generations so
make X86_FEATURE_ZEN be that flag.

Fixes: 30fa92832f40 ("x86/CPU/AMD: Add ZenX generations flags")
Suggested-by: Brian Gerst <brgerst@gmail.com>
Suggested-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/dc3835e3-0731-4230-bbb9-336bbe3d042b@amd.com
arch/x86/include/asm/cpufeatures.h
arch/x86/kernel/cpu/amd.c
tools/arch/x86/include/asm/cpufeatures.h