[PATCH 14/25] KVM: VMX: Rename IA32_FEATURE_CONTROL bits

From: Avi Kivity
Date: Sun Sep 28 2008 - 11:49:20 EST


From: Sheng Yang <sheng.yang@xxxxxxxxx>

Signed-off-by: Sheng Yang <sheng.yang@xxxxxxxxx>
Signed-off-by: Avi Kivity <avi@xxxxxxxxxxxx>
---
arch/x86/kvm/vmx.c | 18 +++++++++---------
arch/x86/kvm/vmx.h | 4 ++--
2 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index f8e615f..046a91b 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -1041,9 +1041,9 @@ static __init int vmx_disabled_by_bios(void)
u64 msr;

rdmsrl(MSR_IA32_FEATURE_CONTROL, msr);
- return (msr & (IA32_FEATURE_CONTROL_LOCKED_BIT |
- IA32_FEATURE_CONTROL_VMXON_ENABLED_BIT))
- == IA32_FEATURE_CONTROL_LOCKED_BIT;
+ return (msr & (FEATURE_CONTROL_LOCKED |
+ FEATURE_CONTROL_VMXON_ENABLED))
+ == FEATURE_CONTROL_LOCKED;
/* locked but not enabled */
}

@@ -1055,14 +1055,14 @@ static void hardware_enable(void *garbage)

INIT_LIST_HEAD(&per_cpu(vcpus_on_cpu, cpu));
rdmsrl(MSR_IA32_FEATURE_CONTROL, old);
- if ((old & (IA32_FEATURE_CONTROL_LOCKED_BIT |
- IA32_FEATURE_CONTROL_VMXON_ENABLED_BIT))
- != (IA32_FEATURE_CONTROL_LOCKED_BIT |
- IA32_FEATURE_CONTROL_VMXON_ENABLED_BIT))
+ if ((old & (FEATURE_CONTROL_LOCKED |
+ FEATURE_CONTROL_VMXON_ENABLED))
+ != (FEATURE_CONTROL_LOCKED |
+ FEATURE_CONTROL_VMXON_ENABLED))
/* enable and lock */
wrmsrl(MSR_IA32_FEATURE_CONTROL, old |
- IA32_FEATURE_CONTROL_LOCKED_BIT |
- IA32_FEATURE_CONTROL_VMXON_ENABLED_BIT);
+ FEATURE_CONTROL_LOCKED |
+ FEATURE_CONTROL_VMXON_ENABLED);
write_cr4(read_cr4() | X86_CR4_VMXE); /* FIXME: not cpu hotplug safe */
asm volatile (ASM_VMX_VMXON_RAX
: : "a"(&phys_addr), "m"(phys_addr)
diff --git a/arch/x86/kvm/vmx.h b/arch/x86/kvm/vmx.h
index 86059f4..44cfab7 100644
--- a/arch/x86/kvm/vmx.h
+++ b/arch/x86/kvm/vmx.h
@@ -331,8 +331,8 @@ enum vmcs_field {

#define AR_RESERVD_MASK 0xfffe0f00

-#define IA32_FEATURE_CONTROL_LOCKED_BIT 0x1
-#define IA32_FEATURE_CONTROL_VMXON_ENABLED_BIT 0x4
+#define FEATURE_CONTROL_LOCKED (1<<0)
+#define FEATURE_CONTROL_VMXON_ENABLED (1<<2)

#define APIC_ACCESS_PAGE_PRIVATE_MEMSLOT 9
#define IDENTITY_PAGETABLE_PRIVATE_MEMSLOT 10
--
1.6.0.1

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