Cc Jan, 2016-07-06 13:10 GMT+08:00 Haozhong Zhang <haozhong.zh...@intel.com>: > A different VMCS is loaded when L2 guest is running, so it's incorrect > to use the VMX preemption timer for L1 TSC deadline timer. This patch > switches to hrtimer for L1 TSC deadline timer when entering L2 guest, > and switches back to VMX preemption timer when nested VMEXIT from L2 to > L1.
Nested preemption timer is emulated by hrtimer, so it doesn't influence vmcs02, why this is needed? Regards, Wanpeng Li
