linux-kernel - [tip:perf/core] perf tools: Fix PERF_FLAG_FD_CLOEXEC flag probing event type open counters due to EBUSY error

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Date:	Tue, 12 Aug 2014 22:19:32 -0700
From:	tip-bot for Jiri Olsa <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, eranian@...gle.com, mingo@...nel.org,
	jolsa@...nel.org, peterz@...radead.org, ydroneaud@...eya.com,
	wcohen@...hat.com, jolsa@...hat.com, fweisbec@...il.com,
	dsahern@...il.com, tglx@...utronix.de, hpa@...or.com,
	paulus@...ba.org, linux-kernel@...r.kernel.org, namhyung@...il.com,
	adrian.hunter@...el.com
Subject: [tip:perf/core] perf tools:
  Fix PERF_FLAG_FD_CLOEXEC flag probing event type open counters due to EBUSY error

Commit-ID:  038fa0b9739d7f375f3f61a2ce4f78ad44329f66
Gitweb:     http://git.kernel.org/tip/038fa0b9739d7f375f3f61a2ce4f78ad44329f66
Author:     Jiri Olsa <jolsa@...hat.com>
AuthorDate: Sun, 3 Aug 2014 14:10:36 +0200
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Tue, 12 Aug 2014 12:03:08 -0300

perf tools: Fix PERF_FLAG_FD_CLOEXEC flag probing event type open counters due to EBUSY error

We were using PERF_COUNT_SW_CPU_CLOCK as an probing event type.  Using
expected PERF_TYPE_SOFTWARE type instead.

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Namhyung Kim <namhyung@...il.com>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
Cc: William Cohen <wcohen@...hat.com>
Cc: Yann Droneaud <ydroneaud@...eya.com>
Link: http://lkml.kernel.org/r/20140803121036.GA1181@krava.brq.redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/cloexec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/cloexec.c b/tools/perf/util/cloexec.c
index dede0c3..5073c01 100644
--- a/tools/perf/util/cloexec.c
+++ b/tools/perf/util/cloexec.c
@@ -9,7 +9,7 @@ static int perf_flag_probe(void)
 {
 	/* use 'safest' configuration as used in perf_evsel__fallback() */
 	struct perf_event_attr attr = {
-		.type = PERF_COUNT_SW_CPU_CLOCK,
+		.type = PERF_TYPE_SOFTWARE,
 		.config = PERF_COUNT_SW_CPU_CLOCK,
 	};
 	int fd;
--
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