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x86/cpufeatures: Make AVX-VNNI depend on AVX

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The 'noxsave' boot option disables support for AVX, but support for the
AVX-VNNI feature was still declared on CPUs that support it.  Fix this.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Link: https://lore.kernel.org/r/20250220060124.89622-1-ebiggers@kernel.org
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Eric Biggers 2025-02-19 22:01:24 -08:00 • committed by Ingo Molnar
parent b522f180ee
commit 5171207284
1 changed files with 1 additions and 0 deletions
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arch/x86/kernel/cpu/cpuid-deps.c
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@ -45,6 +45,7 @@ static const struct cpuid_dep cpuid_deps[] = {
{ X86_FEATURE_AES, X86_FEATURE_XMM2 },
{ X86_FEATURE_SHA_NI, X86_FEATURE_XMM2 },
{ X86_FEATURE_GFNI, X86_FEATURE_XMM2 },
{ X86_FEATURE_AVX_VNNI, X86_FEATURE_AVX },
{ X86_FEATURE_FMA, X86_FEATURE_AVX },
{ X86_FEATURE_VAES, X86_FEATURE_AVX },
{ X86_FEATURE_VPCLMULQDQ, X86_FEATURE_AVX },