xref: /openbmc/qemu/stubs/trace-control.c (revision a4d50b1d2a6c07a13fb8401a0c3b471f25b44b2a)
1 48151859SLluís Vilanova /*
2 48151859SLluís Vilanova  * Interface for configuring and controlling the state of tracing events.
3 48151859SLluís Vilanova  *
4 48151859SLluís Vilanova  * Copyright (C) 2014-2016 Lluís Vilanova <vilanova@ac.upc.edu>
5 48151859SLluís Vilanova  *
6 48151859SLluís Vilanova  * This work is licensed under the terms of the GNU GPL, version 2 or later.
7 48151859SLluís Vilanova  * See the COPYING file in the top-level directory.
8 48151859SLluís Vilanova  */
9 48151859SLluís Vilanova 
10 48151859SLluís Vilanova #include "qemu/osdep.h"
11 48151859SLluís Vilanova #include "trace/control.h"
12 48151859SLluís Vilanova 
13 48151859SLluís Vilanova 
14 *a4d50b1dSLluís Vilanova void trace_event_set_state_dynamic_init(TraceEvent *ev, bool state)
15 *a4d50b1dSLluís Vilanova {
16 *a4d50b1dSLluís Vilanova     trace_event_set_state_dynamic(ev, state);
17 *a4d50b1dSLluís Vilanova }
18 *a4d50b1dSLluís Vilanova 
19 48151859SLluís Vilanova void trace_event_set_state_dynamic(TraceEvent *ev, bool state)
20 48151859SLluís Vilanova {
21 48151859SLluís Vilanova     TraceEventID id;
22 48151859SLluís Vilanova     assert(trace_event_get_state_static(ev));
23 48151859SLluís Vilanova     id = trace_event_get_id(ev);
24 48151859SLluís Vilanova     trace_events_enabled_count += state - trace_events_dstate[id];
25 48151859SLluís Vilanova     trace_events_dstate[id] = state;
26 48151859SLluís Vilanova }
27 48151859SLluís Vilanova 
28 48151859SLluís Vilanova void trace_event_set_vcpu_state_dynamic(CPUState *vcpu,
29 48151859SLluís Vilanova                                         TraceEvent *ev, bool state)
30 48151859SLluís Vilanova {
31 48151859SLluís Vilanova     /* should never be called on non-target binaries */
32 48151859SLluís Vilanova     abort();
33 48151859SLluís Vilanova }
34