void trace_event_set_vcpu_state_dynamic(CPUState *vcpu, TraceEvent *ev, bool state) { TraceEventVCPUID vcpu_id; bool state_pre; assert(trace_event_get_state_static(ev)); assert(trace_event_is_vcpu(ev)); vcpu_id = trace_event_get_vcpu_id(ev); state_pre = test_bit(vcpu_id, vcpu->trace_dstate); if (state_pre != state) { if (state) { trace_events_enabled_count++; set_bit(vcpu_id, vcpu->trace_dstate); (*ev->dstate)++; } else { trace_events_enabled_count--; clear_bit(vcpu_id, vcpu->trace_dstate); (*ev->dstate)--; } } }