[PATCH 12/17] perf tools: Add ordered_events_queue_free function

[Jiri Olsa <jolsa@kernel.org>]

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

Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
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>
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
 tools/perf/util/ordered-events.c | 11 +++++++++++
 tools/perf/util/ordered-events.h |  1 +
 tools/perf/util/session.c        | 17 ++---------------
 3 files changed, 14 insertions(+), 15 deletions(-)

diff --git a/tools/perf/util/ordered-events.c b/tools/perf/util/ordered-events.c
index 0ca34ee..eaf2c47 100644
--- a/tools/perf/util/ordered-events.c
+++ b/tools/perf/util/ordered-events.c
@@ -200,3 +200,14 @@ void ordered_events_queue_init(struct ordered_events_queue *q)
 	q->max_alloc_size = (u64) -1;
 	q->cur_alloc_size = 0;
 }
+
+void ordered_events_queue_free(struct ordered_events_queue *q)
+{
+	while (!list_empty(&q->to_free)) {
+		struct ordered_event *event;
+
+		event = list_entry(q->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 0633b09..25ec273 100644
--- a/tools/perf/util/ordered-events.h
+++ b/tools/perf/util/ordered-events.h
@@ -41,4 +41,5 @@ void ordered_event_put(struct ordered_events_queue *q,
 int ordered_events_flush(struct perf_session *s, struct perf_tool *tool,
 			 enum oeq_flush how);
 void ordered_events_queue_init(struct ordered_events_queue *q);
+void ordered_events_queue_free(struct ordered_events_queue *q);
 #endif /* __ORDERED_EVENTS_H */
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 09d1052..26bedac 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -444,19 +444,6 @@ 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_queue *q = &session->ordered_events;
-
-	while (!list_empty(&q->to_free)) {
-		struct ordered_event *sq;
-
-		sq = list_entry(q->to_free.next, struct ordered_event, list);
-		list_del(&sq->list);
-		free(sq);
-	}
-}
-
 /*
  * 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_queue_free(&session->ordered_events);
 	return err;
 }
 
@@ -1227,7 +1214,7 @@ out:
 out_err:
 	ui_progress__finish();
 	perf_session__warn_about_errors(session, tool);
-	perf_session_free_sample_buffers(session);
+	ordered_events_queue_free(&session->ordered_events);
 	return err;
 }
 
-- 
1.8.3.1