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[PATCH] target/i386: Add ARCH_CAPABILITIES related bits into Icelake-Ser
From: |
Xiaoyao Li |
Subject: |
[PATCH] target/i386: Add ARCH_CAPABILITIES related bits into Icelake-Server CPU model |
Date: |
Mon, 16 Mar 2020 13:33:14 +0800 |
Current Icelake-Server CPU model lacks all the features enumerated by
MSR_IA32_ARCH_CAPABILITIES.
Add them, so that guest of "Icelake-Server" can see all of them.
Signed-off-by: Xiaoyao Li <address@hidden>
---
target/i386/cpu.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 92fafa265914..5f09d114e1c2 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -3425,7 +3425,12 @@ static X86CPUDefinition builtin_x86_defs[] = {
CPUID_7_0_ECX_AVX512VNNI | CPUID_7_0_ECX_AVX512BITALG |
CPUID_7_0_ECX_AVX512_VPOPCNTDQ | CPUID_7_0_ECX_LA57,
.features[FEAT_7_0_EDX] =
- CPUID_7_0_EDX_SPEC_CTRL | CPUID_7_0_EDX_SPEC_CTRL_SSBD,
+ CPUID_7_0_EDX_SPEC_CTRL | CPUID_7_0_EDX_ARCH_CAPABILITIES |
+ CPUID_7_0_EDX_SPEC_CTRL_SSBD,
+ .features[FEAT_ARCH_CAPABILITIES] =
+ MSR_ARCH_CAP_RDCL_NO | MSR_ARCH_CAP_IBRS_ALL |
+ MSR_ARCH_CAP_SKIP_L1DFL_VMENTRY | MSR_ARCH_CAP_MDS_NO |
+ MSR_ARCH_CAP_PSCHANGE_MC_NO | MSR_ARCH_CAP_TAA_NO,
/* Missing: XSAVES (not supported by some Linux versions,
* including v4.1 to v4.12).
* KVM doesn't yet expose any XSAVES state save component,
--
2.20.1
- [PATCH] target/i386: Add ARCH_CAPABILITIES related bits into Icelake-Server CPU model,
Xiaoyao Li <=