perf tools: Add ordered_events__free function

Adding ordered_events__free function to release all the struct
ordered_events data. It's replacement for former
perf_session_free_sample_buffers function.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Acked-by: David Ahern <dsahern@gmail.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jean Pihet <jean.pihet@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/n/tip-urraa8ccay4o14wambjraws7@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

3 files changed, 14 insertions, 15 deletions

diff --git a/tools/perf/util/ordered-events.c b/tools/perf/util/ordered-events.c
index 7b8923e12dc7..381d5fea1131 100644
--- a/tools/perf/util/ordered-events.c
+++ b/tools/perf/util/ordered-events.c
@@ -202,3 +202,14 @@ void ordered_events__init(struct ordered_events *oe)
         oe->max_alloc_size = (u64) -1;
         oe->cur_alloc_size = 0;
 }
+
+void ordered_events__free(struct ordered_events *oe)
+{
+        while (!list_empty(&oe->to_free)) {
+                struct ordered_event *event;
+
+                event = list_entry(oe->to_free.next, struct ordered_event, list);
+                list_del(&event->list);
+                free(event);
+        }
+}
diff --git a/tools/perf/util/ordered-events.h b/tools/perf/util/ordered-events.h
index 62f9945319b6..6036bd657073 100644
--- a/tools/perf/util/ordered-events.h
+++ b/tools/perf/util/ordered-events.h
@@ -39,4 +39,5 @@ void ordered_events__delete(struct ordered_events *oe, struct ordered_event *eve
 int ordered_events__flush(struct perf_session *s, struct perf_tool *tool,
                           enum oe_flush how);
 void ordered_events__init(struct ordered_events *oe);
+void ordered_events__free(struct ordered_events *oe);
 #endif /* __ORDERED_EVENTS_H */
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 7f5851e433bb..7d8dbf213d64 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -442,19 +442,6 @@ static perf_event__swap_op perf_event__swap_ops[] = {
         [PERF_RECORD_HEADER_MAX]          = NULL,
 };
 
-static void perf_session_free_sample_buffers(struct perf_session *session)
-{
-        struct ordered_events *oe = &session->ordered_events;
-
-        while (!list_empty(&oe->to_free)) {
-                struct ordered_event *event;
-
-                event = list_entry(oe->to_free.next, struct ordered_event, list);
-                list_del(&event->list);
-                free(event);
-        }
-}
-
 /*
  * When perf record finishes a pass on every buffers, it records this pseudo
  * event.
@@ -1092,7 +1079,7 @@ done:
 out_err:
         free(buf);
         perf_session__warn_about_errors(session, tool);
-        perf_session_free_sample_buffers(session);
+        ordered_events__free(&session->ordered_events);
         return err;
 }
 
@@ -1237,7 +1224,7 @@ out:
 out_err:
         ui_progress__finish();
         perf_session__warn_about_errors(session, tool);
-        perf_session_free_sample_buffers(session);
+        ordered_events__free(&session->ordered_events);
         session->one_mmap = false;
         return err;
 }