| PVCLOCK(4) | Device Drivers Manual | PVCLOCK(4) |
pvclock —
paravirtual clock driver
pvclock* at pvbus?
The pvclock driver supports the
paravirtual clock that is available in KVM and other hypervisors.
pvclock uses a shared page between the host and the
hypervisor to synchronize the TSC clock in an efficient way.
The pvclock driver first appeared in
OpenBSD 6.5.
The pvclock driver was written by
Reyk Floeter
<reyk@openbsd.org>.
| November 23, 2018 | OpenBSD-7.0 |