RE: [PATCH v15 0/9] Enable ptp_kvm for arm/arm64

2020-11-23 Thread Jianyong Wu
ianyong Wu > ; nd > Subject: [PATCH v15 0/9] Enable ptp_kvm for arm/arm64 > > Currently, we offen use ntp (sync time with remote network clock) to sync > time in VM. But the precision of ntp is subject to network delay so it's > difficult > to sync time in a high precisi

[PATCH v15 0/9] Enable ptp_kvm for arm/arm64

2020-11-10 Thread Jianyong Wu
Currently, we offen use ntp (sync time with remote network clock) to sync time in VM. But the precision of ntp is subject to network delay so it's difficult to sync time in a high precision. kvm virtual ptp clock (ptp_kvm) offers another way to sync time in VM, as the remote clock locates in the h