Symbol: HYPERVISOR_poll
usr/src/uts/i86xpv/os/evtchn.c
1004
(void) HYPERVISOR_poll(ports, 1, 0);
usr/src/uts/intel/sys/hypervisor.h
257
extern long HYPERVISOR_poll(evtchn_port_t *, uint_t, uint64_t);