[PATCH 09/46] KVM: VMX: Fix feature testing

From: Avi Kivity
Date: Wed May 20 2009 - 07:31:42 EST


From: Sheng Yang <sheng@xxxxxxxxxxxxxxx>

The testing of feature is too early now, before vmcs_config complete initialization.

Signed-off-by: Sheng Yang <sheng@xxxxxxxxxxxxxxx>
Signed-off-by: Avi Kivity <avi@xxxxxxxxxx>
---
arch/x86/kvm/vmx.c | 18 +++++++++---------
1 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 1caa1fc..7d7b0d6 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -1208,15 +1208,6 @@ static __init int setup_vmcs_config(struct vmcs_config *vmcs_conf)
vmx_capability.ept, vmx_capability.vpid);
}

- if (!cpu_has_vmx_vpid())
- enable_vpid = 0;
-
- if (!cpu_has_vmx_ept())
- enable_ept = 0;
-
- if (!cpu_has_vmx_flexpriority())
- flexpriority_enabled = 0;
-
min = 0;
#ifdef CONFIG_X86_64
min |= VM_EXIT_HOST_ADDR_SPACE_SIZE;
@@ -1320,6 +1311,15 @@ static __init int hardware_setup(void)
if (boot_cpu_has(X86_FEATURE_NX))
kvm_enable_efer_bits(EFER_NX);

+ if (!cpu_has_vmx_vpid())
+ enable_vpid = 0;
+
+ if (!cpu_has_vmx_ept())
+ enable_ept = 0;
+
+ if (!cpu_has_vmx_flexpriority())
+ flexpriority_enabled = 0;
+
return alloc_kvm_area();
}

--
1.6.0.6

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