#include "translate-all.h"
+void trace_event_set_state_dynamic_init(TraceEvent *ev, bool state)
+{
+ TraceEventID id = trace_event_get_id(ev);
+ assert(trace_event_get_state_static(ev));
+ /* Ignore "vcpu" property, since no vCPUs have been created yet */
+ trace_events_enabled_count += state - trace_events_dstate[id];
+ trace_events_dstate[id] = state;
+}
+
void trace_event_set_state_dynamic(TraceEvent *ev, bool state)
{
CPUState *vcpu;
* - true : Integral counting the number of vCPUs that have this event enabled.
*/
uint16_t trace_events_dstate[TRACE_EVENT_COUNT];
-/* Marks events for late vCPU state init */
-static bool trace_events_dstate_init[TRACE_EVENT_COUNT];
QemuOptsList qemu_trace_opts = {
.name = "trace",
TraceEvent *ev = NULL;
while ((ev = trace_event_pattern(line_ptr, ev)) != NULL) {
if (trace_event_get_state_static(ev)) {
- /* start tracing */
- trace_event_set_state_dynamic(ev, enable);
- /* mark for late vCPU init */
- trace_events_dstate_init[ev->id] = true;
+ trace_event_set_state_dynamic_init(ev, enable);
}
}
} else {
error_report("WARNING: trace event '%s' is not traceable",
line_ptr);
} else {
- /* start tracing */
- trace_event_set_state_dynamic(ev, enable);
- /* mark for late vCPU init */
- trace_events_dstate_init[ev->id] = true;
+ trace_event_set_state_dynamic_init(ev, enable);
}
}
}
while ((ev = trace_event_pattern("*", ev)) != NULL) {
if (trace_event_is_vcpu(ev) &&
trace_event_get_state_static(ev) &&
- trace_events_dstate_init[ev->id]) {
+ trace_event_get_state_dynamic(ev)) {
+ TraceEventID id = trace_event_get_id(ev);
+ /* check preconditions */
+ assert(trace_events_dstate[id] == 1);
+ /* disable early-init state ... */
+ trace_events_dstate[id] = 0;
+ trace_events_enabled_count--;
+ /* ... and properly re-enable */
trace_event_set_state_dynamic(ev, true);
}
}