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authorLluís Vilanova <vilanova@ac.upc.edu>2016-07-11 12:53:35 +0200
committerStefan Hajnoczi <stefanha@redhat.com>2016-07-18 18:13:54 +0100
commite1d6e0a4c0e23b30501b887211f1fa6e0eb799a3 (patch)
tree08821c5228cd7408dd690725f6879058722c7557 /trace
parentca66f1a1741907e3f5fede89f04ac993f36130a7 (diff)
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trace: Cosmetic changes on fast-path tracing
Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'trace')
-rw-r--r--trace/control-internal.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/trace/control-internal.h b/trace/control-internal.h
index 59bcbb4427..b326d88d72 100644
--- a/trace/control-internal.h
+++ b/trace/control-internal.h
@@ -60,14 +60,17 @@ static inline bool trace_event_get_state_static(TraceEvent *ev)
return ev->sstate;
}
-static inline bool trace_event_get_state_dynamic_by_id(int id)
+static inline bool trace_event_get_state_dynamic_by_id(TraceEventID id)
{
+ /* it's on fast path, avoid consistency checks (asserts) */
return unlikely(trace_events_enabled_count) && trace_events_dstate[id];
}
static inline bool trace_event_get_state_dynamic(TraceEvent *ev)
{
- int id = trace_event_get_id(ev);
+ TraceEventID id;
+ assert(trace_event_get_state_static(ev));
+ id = trace_event_get_id(ev);
return trace_event_get_state_dynamic_by_id(id);
}