diff options
Diffstat (limited to 'tools')
-rw-r--r-- | tools/perf/util/trace-event-info.c | 12 | ||||
-rw-r--r-- | tools/perf/util/trace-event.h | 6 |
2 files changed, 18 insertions, 0 deletions
diff --git a/tools/perf/util/trace-event-info.c b/tools/perf/util/trace-event-info.c index c24b3a15e319..319ccf09a435 100644 --- a/tools/perf/util/trace-event-info.c +++ b/tools/perf/util/trace-event-info.c @@ -466,6 +466,18 @@ next: return NULL; } +char *tracepoint_id_to_name(u64 config) +{ + struct tracepoint_path *path = tracepoint_id_to_path(config); + char *buf = NULL; + + if (path && asprintf(&buf, "%s:%s", path->system, path->name) < 0) + buf = NULL; + + put_tracepoints_path(path); + return buf; +} + static struct tracepoint_path *tracepoint_name_to_path(const char *name) { struct tracepoint_path *path = zalloc(sizeof(*path)); diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h index a0cff184b1cd..a69ee29419f3 100644 --- a/tools/perf/util/trace-event.h +++ b/tools/perf/util/trace-event.h @@ -62,6 +62,12 @@ unsigned long long eval_flag(const char *flag); int read_tracing_data(int fd, struct list_head *pattrs); +/* + * Return the tracepoint name in the format "subsystem:event_name", + * callers should free the returned string. + */ +char *tracepoint_id_to_name(u64 config); + struct tracing_data { /* size is only valid if temp is 'true' */ ssize_t size; |