perf tools: Only save the event formats we need

While opening a trace event counter, every events are saved in
the trace.info file. But we only want to save the
specifications of the events we are using.

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <1251421798-9101-1-git-send-email-fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 12 insertions, 1 deletions

diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h
index 9b1aeea01636..60704c15961f 100644
--- a/tools/perf/util/parse-events.h
+++ b/tools/perf/util/parse-events.h
@@ -1,10 +1,19 @@
-
+#ifndef _PARSE_EVENTS_H
+#define _PARSE_EVENTS_H
 /*
  * Parse symbolic events/counts passed in as options:
  */
 
 struct option;
 
+struct tracepoint_path {
+        char *system;
+        char *name;
+        struct tracepoint_path *next;
+};
+
+extern struct tracepoint_path *tracepoint_id_to_path(u64 config);
+
 extern int                      nr_counters;
 
 extern struct perf_counter_attr attrs[MAX_COUNTERS];
@@ -21,3 +30,5 @@ extern void print_events(void);
 extern char debugfs_path[];
 extern int valid_debugfs_mount(const char *debugfs);
 
+
+#endif /* _PARSE_EVENTS_H */