KVM: Migrate lapic hrtimer when vcpu moves to another cpu
This reduces overhead by accessing cachelines from the wrong node, as well as simplifying locking. [Qing: fix for inactive or expired one-shot timer] Signed-off-by: NYaozu (Eddie) Dong <Eddie.Dong@intel.com> Signed-off-by: NQing He <qing.he@intel.com> Signed-off-by: NAvi Kivity <avi@qumranet.com>
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