[tip:perfcounters/core] perf sched: Fix 'perf sched latency' output on 32-bit systems

tip-bot for Ingo Molnar
2009-09-15T09:37:03Z

Commit-ID: d11533893b31ab7806ff04bfa69ae646068610ce
Gitweb: http://git.kernel.org/tip/d11533893b31ab7806ff04bfa69ae646068610ce
Author: Ingo Molnar <mingo@elte.hu>
AuthorDate: Mon, 14 Sep 2009 18:22:53 +0200
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Mon, 14 Sep 2009 18:22:53 +0200

perf sched: Fix 'perf sched latency' output on 32-bit systems

Before:

-----------------------------------------------------------------------------------
Task | Runtime ms | Switches | Average delay ms | Maximum delay ms |
-----------------------------------------------------------------------------------
perf |4853313.251 ms | 10 | avg: 0.046 ms | max: 0.337 ms |
flush-8:0 |2426659.202 ms | 5 | avg: 0.015 ms | max: 0.016 ms |
sleep |485331.966 ms | 1 | avg: 0.012 ms | max: 0.012 ms |
ksoftirqd/1 |485331.320 ms | 1 | avg: 0.005 ms | max: 0.005 ms |
-----------------------------------------------------------------------------------
TOTAL: |8250635.739 ms | 17 |
---------------------------------------------

After:

-----------------------------------------------------------------------------------
Task | Runtime ms | Switches | Average delay ms | Maximum delay ms |
-----------------------------------------------------------------------------------
perf | 0.206 ms | 10 | avg: 0.046 ms | max: 0.337 ms |
flush-8:0 | 2.680 ms | 5 | avg: 0.015 ms | max: 0.016 ms |
sleep | 0.662 ms | 1 | avg: 0.012 ms | max: 0.012 ms |
ksoftirqd/1 | 0.015 ms | 1 | avg: 0.005 ms | max: 0.005 ms |
-----------------------------------------------------------------------------------
TOTAL: | 3.563 ms | 17 |
---------------------------------------------

Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

---
tools/perf/builtin-sched.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 2ce87ef..f856a02 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -805,7 +805,7 @@ replay_wakeup_event(struct trace_wakeup_event *wakeup_event,
add_sched_event_wakeup(waker, timestamp, wakee);
}

-static unsigned long cpu_last_switched[MAX_CPUS];
+static u64 cpu_last_switched[MAX_CPUS];

static void
replay_switch_event(struct trace_switch_event *switch_event,