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Subject[PATCH 2/2] x86/cpufeatures: Add macros for Intel's new fast rep string features
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Even if no one else cares, these features should be exposed to kvm
guests, and the code for the KVM_GET_SUPPORTED_CPUID ioctl is more
readable if the bits have corresponding X86_FEATURE macros.

Signed-off-by: Jim Mattson <jmattson@google.com>
---
arch/x86/include/asm/cpufeatures.h | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h
index d7b51ddc8db3..138a50bc7bbd 100644
--- a/arch/x86/include/asm/cpufeatures.h
+++ b/arch/x86/include/asm/cpufeatures.h
@@ -299,6 +299,9 @@
/* Intel-defined CPU features, CPUID level 0x00000007:1 (EAX), word 12 */
#define X86_FEATURE_AVX_VNNI (12*32+ 4) /* AVX VNNI instructions */
#define X86_FEATURE_AVX512_BF16 (12*32+ 5) /* AVX512 BFLOAT16 instructions */
+#define X86_FEATURE_FZRM (12*32+10) /* Fast zero-length REP MOVSB */
+#define X86_FEATURE_FSRS (12*32+11) /* Fast short REP STOSB */
+#define X86_FEATURE_FSRC (12*32+12) /* Fast short REP {CMPSB,SCASB} */

/* AMD-defined CPU features, CPUID level 0x80000008 (EBX), word 13 */
#define X86_FEATURE_CLZERO (13*32+ 0) /* CLZERO instruction */
--
2.35.0.263.gb82422642f-goog
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