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authorGui Jianfeng <guijianfeng@cn.fujitsu.com>2010-06-04 02:51:39 +0200
committerAvi Kivity <avi@redhat.com>2010-08-01 09:39:26 +0200
commit518c8aee5ca74fc03273fc6b4893cf456d65d545 (patch)
treedb11301916f1477651568ca16b268d4467e7bebd /arch/x86/include/asm/vmx.h
parentKVM: x86: use linux/uaccess.h instead of asm/uaccess.h (diff)
downloadlinux-518c8aee5ca74fc03273fc6b4893cf456d65d545.tar.xz
linux-518c8aee5ca74fc03273fc6b4893cf456d65d545.zip
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>
Diffstat (limited to 'arch/x86/include/asm/vmx.h')
-rw-r--r--arch/x86/include/asm/vmx.h2
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