[PATCH 4/9] perf: Use generic sample reordering in perf sched

From: Frederic Weisbecker
Date: Fri Apr 23 2010 - 22:06:17 EST


Use the new generic sample events reordering from perf sched,
this drops the need of multiplexing the buffers on record time,
improving the scalability of perf sched.

Signed-off-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Hitoshi Mitake <mitake@xxxxxxxxxxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
Cc: Tom Zanussi <tzanussi@xxxxxxxxx>
---
tools/perf/builtin-sched.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 09ddc8e..94453f1 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -1651,9 +1651,10 @@ static int process_lost_event(event_t *event __used,
}

static struct perf_event_ops event_ops = {
- .sample = process_sample_event,
- .comm = event__process_comm,
- .lost = process_lost_event,
+ .sample = process_sample_event,
+ .comm = event__process_comm,
+ .lost = process_lost_event,
+ .ordered_samples = true,
};

static int read_events(void)
@@ -1850,7 +1851,6 @@ static const char *record_args[] = {
"record",
"-a",
"-R",
- "-M",
"-f",
"-m", "1024",
"-c", "1",
--
1.6.2.3

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/