From 41cd02c6f7f6e66e7abf02a4379e355a7db89f78 Mon Sep 17 00:00:00 2001
From: Jim Mattson <jmattson@google.com>
Date: Fri, 4 Oct 2019 13:22:47 -0700
Subject: [PATCH] kvm: x86: Expose RDPID in KVM_GET_SUPPORTED_CPUID
Git-commit: 41cd02c6f7f6e66e7abf02a4379e355a7db89f78
Patch-mainline: v5.4-rc5
References: bsc#1180334
When the RDPID instruction is supported on the host, enumerate it in
KVM_GET_SUPPORTED_CPUID.
Signed-off-by: Jim Mattson <jmattson@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit 41cd02c6f7f6e66e7abf02a4379e355a7db89f78)
Acked-by: Lin Ma <lma@suse.com>
---
arch/x86/kvm/cpuid.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index aaf39cb1717a..19a189b07670 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -364,7 +364,7 @@ static inline void do_cpuid_7_mask(struct kvm_cpuid_entry2 *entry, int index)
/* cpuid 7.0.ecx*/
const u32 kvm_cpuid_7_0_ecx_x86_features =
- F(AVX512VBMI) | F(LA57) | 0 /*PKU*/ | 0 /*OSPKE*/ |
+ F(AVX512VBMI) | F(LA57) | 0 /*PKU*/ | 0 /*OSPKE*/ | F(RDPID) |
F(AVX512_VPOPCNTDQ) | F(UMIP) | F(AVX512_VBMI2) | F(GFNI) |
F(VAES) | F(VPCLMULQDQ) | F(AVX512_VNNI) | F(AVX512_BITALG) |
F(CLDEMOTE) | F(MOVDIRI) | F(MOVDIR64B) | 0 /*WAITPKG*/;
--
2.26.2