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authorLluís Vilanova <vilanova@ac.upc.edu>2016-09-19 14:55:07 +0200
committerStefan Hajnoczi <stefanha@redhat.com>2016-09-28 19:17:55 +0100
commit2bfe11c8fac96db4f94abbe818fbc964a6744130 (patch)
tree2d095bb5096637d055082bf85286b5da33d268ef /trace/control.c
parent331f5eb28a6b537558ac595879d2179885df9db5 (diff)
downloadqemu-arm-2bfe11c8fac96db4f94abbe818fbc964a6744130.tar.gz
trace: Properly initialize dynamic event states in hot-plugged vCPUs
Every time a vCPU is hot-plugged, it will "inherit" its tracing state from the global state array. That is, if *any* existing vCPU has an event enabled, new vCPUs will have too. Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu> Message-id: 147428970768.15111.7664565956870423529.stgit@fimbulvetr.bsc.es Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'trace/control.c')
-rw-r--r--trace/control.c19
1 files changed, 0 insertions, 19 deletions
diff --git a/trace/control.c b/trace/control.c
index 05d85accbd..10b3e9baba 100644
--- a/trace/control.c
+++ b/trace/control.c
@@ -269,22 +269,3 @@ char *trace_opt_parse(const char *optarg)
return trace_file;
}
-
-void trace_init_vcpu_events(void)
-{
- TraceEvent *ev = NULL;
- while ((ev = trace_event_pattern("*", ev)) != NULL) {
- if (trace_event_is_vcpu(ev) &&
- trace_event_get_state_static(ev) &&
- 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);
- }
- }
-}