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[Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic
From: |
Joerg Roedel |
Subject: |
[Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic |
Date: |
Tue, 7 Sep 2010 13:27:21 +0200 |
This patch changes the setting logic for the svm bit in
qemu-kvm. The bit is now explicitly set on -enable-nesting
instead of masked out if the parameter is not supplied.
Signed-off-by: Joerg Roedel <address@hidden>
---
target-i386/cpuid.c | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/target-i386/cpuid.c b/target-i386/cpuid.c
index d63fdcb..5fa0dd0 100644
--- a/target-i386/cpuid.c
+++ b/target-i386/cpuid.c
@@ -276,8 +276,8 @@ static x86_def_t builtin_x86_defs[] = {
.ext_features = CPUID_EXT_SSE3 | CPUID_EXT_CX16 | CPUID_EXT_POPCNT,
.ext2_features = (PPRO_FEATURES & EXT2_FEATURE_MASK) |
CPUID_EXT2_LM | CPUID_EXT2_SYSCALL | CPUID_EXT2_NX,
- .ext3_features = CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM |
- CPUID_EXT3_ABM | CPUID_EXT3_SSE4A,
+ .ext3_features = CPUID_EXT3_LAHF_LM | CPUID_EXT3_ABM |
+ CPUID_EXT3_SSE4A,
.xlevel = 0x8000000A,
.model_id = "QEMU Virtual CPU version " QEMU_VERSION,
},
@@ -303,8 +303,8 @@ static x86_def_t builtin_x86_defs[] = {
CPUID_EXT3_CR8LEG,
CPUID_EXT3_MISALIGNSSE, CPUID_EXT3_3DNOWPREFETCH,
CPUID_EXT3_OSVW, CPUID_EXT3_IBS */
- .ext3_features = CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM |
- CPUID_EXT3_ABM | CPUID_EXT3_SSE4A,
+ .ext3_features = CPUID_EXT3_LAHF_LM | CPUID_EXT3_ABM |
+ CPUID_EXT3_SSE4A,
.xlevel = 0x8000001A,
.model_id = "AMD Phenom(tm) 9550 Quad-Core Processor"
},
@@ -1154,8 +1154,8 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index,
uint32_t count,
/* disable CPU features that KVM cannot support */
/* svm */
- if (!kvm_nested)
- *ecx &= ~CPUID_EXT3_SVM;
+ if (kvm_nested)
+ *ecx |= CPUID_EXT3_SVM;
/* 3dnow */
*edx &= ~0xc0000000;
}
--
1.7.0.4
- [Qemu-devel] [PATCH 0/3] Add svm cpuid features to qemu-kvm, Joerg Roedel, 2010/09/07
- [Qemu-devel] [PATCH 2/3] qemu-kvm: Set cpuid definition to 0 before initializing it, Joerg Roedel, 2010/09/07
- [Qemu-devel] [PATCH 3/3] qemu-kvm: Add svm cpuid features, Joerg Roedel, 2010/09/07
- [Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic,
Joerg Roedel <=
- Re: [Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic, Alexander Graf, 2010/09/07
- Re: [Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic, Daniel P. Berrange, 2010/09/07
- Re: [Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic, Alexander Graf, 2010/09/07
- Re: [Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic, Avi Kivity, 2010/09/07
- Re: [Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic, Alexander Graf, 2010/09/07
- Re: [Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic, Avi Kivity, 2010/09/07
- Re: [Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic, Alexander Graf, 2010/09/07
- Re: [Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic, Avi Kivity, 2010/09/07
- Re: [Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic, Roedel, Joerg, 2010/09/07
- Re: [Qemu-devel] [PATCH 1/3] qemu-kvm: Invert svm-flag setting logic, Avi Kivity, 2010/09/07