No functionality change.
Signed-off-by: Liran Alon <liran.alon@xxxxxxxxxx>
Signed-off-by: Jim Mattson <jmattson@xxxxxxxxxx>
---
arch/x86/kvm/vmx.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 3327bd7fe81f..162e9517faa8 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -4510,9 +4510,21 @@ static inline int vmcs_field_width(unsigned long field)
return (field >> 13) & 0x3 ;
}
+enum vmcs_field_type {
+ VMCS_FIELD_TYPE_CONTROL = 0,
+ VMCS_FIELD_TYPE_READ_ONLY_DATA = 1,
+ VMCS_FIELD_TYPE_GUEST = 2,
+ VMCS_FIELD_TYPE_HOST = 3
+};
+
+static inline int vmcs_field_type(unsigned long field)
+{
+ return (field >> 10) & 0x3;
+}
+
static inline int vmcs_field_readonly(unsigned long field)
{
- return (((field >> 10) & 0x3) == 1);
+ return (vmcs_field_type(field) == VMCS_FIELD_TYPE_READ_ONLY_DATA);
}
static void init_vmcs_shadow_fields(void)
--
1.9.1
