From: Andrew Vagin <avagin@openvz.org>
To: linux-kernel@vger.kernel.org
Cc: Arun Sharma <asharma@fb.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@elte.hu>,
Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
avagin@openvz.org, devel@openvz.org
Subject: [PATCH 3/7] perf: add ability to record event period
Date: Mon, 7 Nov 2011 15:54:13 +0300 [thread overview]
Message-ID: <1320670457-2633428-4-git-send-email-avagin@openvz.org> (raw)
In-Reply-To: <1320670457-2633428-1-git-send-email-avagin@openvz.org>
Signed-off-by: Andrew Vagin <avagin@openvz.org>
---
tools/perf/builtin-record.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index f82480f..b62701a 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -62,6 +62,7 @@ static bool no_samples = false;
static bool sample_address = false;
static bool sample_time = false;
static bool no_buildid = false;
+static bool period = false;
static bool no_buildid_cache = false;
static struct perf_evlist *evsel_list;
@@ -185,6 +186,9 @@ static void config_attr(struct perf_evsel *evsel, struct perf_evlist *evlist)
if (evlist->nr_entries > 1)
attr->sample_type |= PERF_SAMPLE_ID;
+ if (period)
+ attr->sample_type |= PERF_SAMPLE_PERIOD;
+
/*
* We default some events to a 1 default interval. But keep
* it a weak assumption overridable by the user.
@@ -796,6 +800,7 @@ const struct option record_options[] = {
OPT_BOOLEAN('d', "data", &sample_address,
"Sample addresses"),
OPT_BOOLEAN('T', "timestamp", &sample_time, "Sample timestamps"),
+ OPT_BOOLEAN('P', "period", &period, "Sample period"),
OPT_BOOLEAN('n', "no-samples", &no_samples,
"don't sample"),
OPT_BOOLEAN('N', "no-buildid-cache", &no_buildid_cache,
--
1.7.1
next prev parent reply other threads:[~2011-11-07 12:54 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-07 12:54 [PATCH 0/7] Profiling sleep times (v2) Andrew Vagin
2011-11-07 12:54 ` [PATCH 1/7] perf: use event_name() to get an event name Andrew Vagin
2011-11-07 12:54 ` [PATCH 2/7] event: don't divide events if it has field period Andrew Vagin
2011-11-09 11:55 ` Peter Zijlstra
2011-11-11 9:54 ` Andrew Vagin
2011-11-17 8:22 ` Andrew Wagin
2011-11-17 8:45 ` Peter Zijlstra
2011-11-18 23:36 ` [tip:perf/core] events: Don't " tip-bot for Andrew Vagin
2011-11-07 12:54 ` Andrew Vagin [this message]
2011-11-07 12:54 ` [PATCH 4/7] perf: add ability to change event according to sample Andrew Vagin
2011-11-07 21:14 ` David Ahern
2011-11-07 12:54 ` [PATCH 5/7] perf: teach "perf inject" to work with files Andrew Vagin
2011-11-07 12:54 ` [PATCH 6/7] perf: teach perf inject to merge sched_stat_* and sched_switch events Andrew Vagin
2011-11-07 12:54 ` [PATCH 7/7] perf: add scripts for profiling sleep times Andrew Vagin
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