kvm_hypercall
long kvm_hypercall##args(unsigned long nr HYPERCALL_PARM_##args) \
TRACE_EVENT(kvm_hypercall,
u64 kvm_hypercall(u64 nr, u64 a0, u64 a1, u64 a2, u64 a3);
return kvm_hypercall(KVM_HC_MAP_GPA_RANGE, gpa, size >> PAGE_SHIFT, flags, 0);
r = kvm_hypercall(hc->nr, 0, 0, 0, 0);