KVM: VMX: Make sure single type invvpid is supported before issuing invvpid instruction

According to SDM, we need check whether single-context INVVPID type is supported
before issuing invvpid instruction.

Signed-off-by: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
Reviewed-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/x86/include/asm/vmx.h b/arch/x86/include/asm/vmx.h
index 104cf86a7562..b4e28400c9ff 100644
--- a/arch/x86/include/asm/vmx.h
+++ b/arch/x86/include/asm/vmx.h
@@ -376,6 +376,8 @@ enum vmcs_field {
 #define VMX_EPT_EXTENT_CONTEXT_BIT              (1ull << 25)
 #define VMX_EPT_EXTENT_GLOBAL_BIT               (1ull << 26)
 
+#define VMX_VPID_EXTENT_SINGLE_CONTEXT_BIT      (1ull << 9) /* (41 - 32) */
+
 #define VMX_EPT_DEFAULT_GAW                     3
 #define VMX_EPT_MAX_GAW                         0x4
 #define VMX_EPT_MT_EPTE_SHIFT                   3