linux-kernel - [PATCH 13/21] perf ordered_events: Stop using tool->ordered

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Date:	Wed, 25 Feb 2015 18:46:51 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Borislav Petkov <bp@...e.de>, David Ahern <dsahern@...il.com>,
	Don Zickus <dzickus@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Jiri Olsa <jolsa@...hat.com>, Mike Galbraith <efault@....de>,
	Namhyung Kim <namhyung@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Stephane Eranian <eranian@...gle.com>
Subject: [PATCH 13/21] perf ordered_events: Stop using tool->ordered_events

From: Arnaldo Carvalho de Melo <acme@...hat.com>

To figure out if ordered_events are being used when doing a flush
operation, it is enough to check if there were in fact some events
queued, i.e. look at oe->nr_events.

Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Borislav Petkov <bp@...e.de>
Cc: David Ahern <dsahern@...il.com>
Cc: Don Zickus <dzickus@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Mike Galbraith <efault@....de>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/n/tip-1c5r404vy766kt5nflv88uag@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/ordered-events.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/ordered-events.c b/tools/perf/util/ordered-events.c
index fd4be94125fb..077ddd25189f 100644
--- a/tools/perf/util/ordered-events.c
+++ b/tools/perf/util/ordered-events.c
@@ -166,7 +166,7 @@ static int __ordered_events__flush(struct perf_session *s,
 	struct ui_progress prog;
 	int ret;
 
-	if (!tool->ordered_events || !limit)
+	if (!limit)
 		return 0;
 
 	if (show_progress)
@@ -216,6 +216,9 @@ int ordered_events__flush(struct perf_session *s, struct perf_tool *tool,
 	};
 	int err;
 
+	if (oe->nr_events == 0)
+		return 0;
+
 	switch (how) {
 	case OE_FLUSH__FINAL:
 		oe->next_flush = ULLONG_MAX;
-- 
1.9.3

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