tree 1b8133926578a16f8849143da5a7d5a6d9e67b24
parent 2a8067f17b8442ecce0b14e134823020ff33b4fa
author Yang, Sheng <sheng.yang@intel.com> 1189591391 +0800
committer Avi Kivity <avi@qumranet.com> 1192263506 +0200

KVM: VMX: Use shadow TPR/cr8 for 64-bits guests

This patch enables TPR shadow of VMX on CR8 access. 64bit Windows using
CR8 access TPR frequently. The TPR shadow can improve the performance of
access TPR by not causing vmexit.

Signed-off-by: Sheng Yang <sheng.yang@intel.com>
Signed-off-by: Yaozu (Eddie) Dong <eddie.dong@intel.com>
Signed-off-by: Qing He <qing.he@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>