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authorYang, Sheng <sheng.yang@intel.com>2007-09-12 14:03:11 +0400
committerAvi Kivity <avi@qumranet.com>2007-10-13 12:18:26 +0400
commit6e5d865c0b9679b00b5e5f0754c9fc2b6b9894d6 (patch)
tree1b8133926578a16f8849143da5a7d5a6d9e67b24 /drivers/kvm/kvm_main.c
parent2a8067f17b8442ecce0b14e134823020ff33b4fa (diff)
downloadlinux-6e5d865c0b9679b00b5e5f0754c9fc2b6b9894d6.tar.xz
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>
Diffstat (limited to 'drivers/kvm/kvm_main.c')
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