KVM: Cache pdptrs

Instead of reloading the pdptrs on every entry and exit (vmcs writes on vmx,
guest memory access on svm) extract them on demand.

Signed-off-by: Avi Kivity <avi@redhat.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 81c68f630b14..1cc901ec4ba5 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -120,6 +120,10 @@ enum kvm_reg {
         NR_VCPU_REGS
 };
 
+enum kvm_reg_ex {
+        VCPU_EXREG_PDPTR = NR_VCPU_REGS,
+};
+
 enum {
         VCPU_SREG_ES,
         VCPU_SREG_CS,