Sheng Yang wrote:
(some text wanted here)
diff --git a/arch/x86/kvm/vmx.h b/arch/x86/kvm/vmx.h
index 0c22e5f..16b3cfb 100644
--- a/arch/x86/kvm/vmx.h
+++ b/arch/x86/kvm/vmx.h
@@ -62,11 +62,14 @@
#define PIN_BASED_VIRTUAL_NMIS 0x00000020
#define VM_EXIT_HOST_ADDR_SPACE_SIZE 0x00000200
+#define VM_EXIT_LOAD_GUEST_PAT 0x00004000
#define VM_EXIT_ACK_INTR_ON_EXIT 0x00008000
#define VM_ENTRY_IA32E_MODE 0x00000200
#define VM_ENTRY_SMM 0x00000400
#define VM_ENTRY_DEACT_DUAL_MONITOR 0x00000800
+#define VM_ENTRY_SAVE_GUEST_PAT 0x00040000
+#define VM_ENTRY_LOAD_HOST_PAT 0x00080000
/* VMCS Encodings */
enum vmcs_field {
@@ -112,6 +115,8 @@ enum vmcs_field {
VMCS_LINK_POINTER_HIGH = 0x00002801,
GUEST_IA32_DEBUGCTL = 0x00002802,
GUEST_IA32_DEBUGCTL_HIGH = 0x00002803,
+ GUEST_PAT = 0x00002804,
+ GUEST_PAT_HIGH = 0x00002805,
GUEST_PDPTR0 = 0x0000280a,
GUEST_PDPTR0_HIGH = 0x0000280b,
GUEST_PDPTR1 = 0x0000280c,
@@ -120,6 +125,8 @@ enum vmcs_field {
GUEST_PDPTR2_HIGH = 0x0000280f,
GUEST_PDPTR3 = 0x00002810,
GUEST_PDPTR3_HIGH = 0x00002811,
+ HOST_PAT = 0x00002c00,
+ HOST_PAT_HIGH = 0x00002c01,
PIN_BASED_VM_EXEC_CONTROL = 0x00004000,
CPU_BASED_VM_EXEC_CONTROL = 0x00004002,
EXCEPTION_BITMAP = 0x00004004,
This appears to be a new feature? My documentation (a bit old) doesn't
show it. If so, we need a check to see that it is available.
An alternative to switching PAT is to translate a guest PAT index into a
host PAT index. But I guess that doesn't work with EPT?
--
error compiling committee.c: too many arguments to function
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