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The Secure AVIC feature > provides hardware acceleration for performance sensitive APIC accesses > and support for managing guest-owned APIC state for the SEV-SNP guests. > > Co-developed-by: Kishon Vijay Abraham I > Signed-off-by: Kishon Vijay Abraham I > Signed-off-by: Neeraj Upadhyay Reviewed-by: Tom Lendacky > --- > arch/x86/include/asm/cpufeatures.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h > index 35a2a0f9ab32..d538db618f24 100644 > --- a/arch/x86/include/asm/cpufeatures.h > +++ b/arch/x86/include/asm/cpufeatures.h > @@ -457,6 +457,7 @@ > #define X86_FEATURE_DEBUG_SWAP (19*32+14) /* "debug_swap" SEV-ES full debug state swap support */ > #define X86_FEATURE_RMPREAD (19*32+21) /* RMPREAD instruction */ > #define X86_FEATURE_SEGMENTED_RMP (19*32+23) /* Segmented RMP support */ > +#define X86_FEATURE_SNP_SECURE_AVIC (19*32+26) /* SEV-SNP Secure AVIC */ > #define X86_FEATURE_ALLOWED_SEV_FEATURES (19*32+27) /* Allowed SEV Features */ > #define X86_FEATURE_SVSM (19*32+28) /* "svsm" SVSM present */ > #define X86_FEATURE_HV_INUSE_WR_ALLOWED (19*32+30) /* Allow Write to in-use hypervisor-owned pages */