From 518c8aee5ca74fc03273fc6b4893cf456d65d545 Mon Sep 17 00:00:00 2001 From: Gui Jianfeng Date: Fri, 4 Jun 2010 08:51:39 +0800 Subject: 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 Reviewed-by: Sheng Yang Signed-off-by: Marcelo Tosatti --- arch/x86/include/asm/vmx.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/x86/include/asm/vmx.h') 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 -- cgit v1.2.3