Re: [PATCH v3 0/5] KVM: LAPIC: Optimize timer latency further

2019-06-12 Thread Wanpeng Li
Sorry, send out the wrong patchset, please ignore. On Wed, 12 Jun 2019 at 17:36, Wanpeng Li wrote: > > Advance lapic timer tries to hidden the hypervisor overhead between the > host emulated timer fires and the guest awares the timer is fired. However, > it just hidden the time between

[PATCH v3 0/5] KVM: LAPIC: Optimize timer latency further

2019-06-12 Thread Wanpeng Li
Advance lapic timer tries to hidden the hypervisor overhead between the host emulated timer fires and the guest awares the timer is fired. However, it just hidden the time between apic_timer_fn/handle_preemption_timer -> wait_lapic_expire, instead of the real position of vmentry which is

[PATCH v3 0/5] KVM: LAPIC: Optimize timer latency further

2019-05-15 Thread Wanpeng Li
Advance lapic timer tries to hidden the hypervisor overhead between the host emulated timer fires and the guest awares the timer is fired. However, it just hidden the time between apic_timer_fn/handle_preemption_timer -> wait_lapic_expire, instead of the real position of vmentry which is