From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Vagin Subject: [PATCH 2/7] perf: add ability to record event period Date: Mon, 28 Nov 2011 12:03:30 +0300 Message-ID: <1322471015-107825-3-git-send-email-avagin@openvz.org> References: <1322471015-107825-1-git-send-email-avagin@openvz.org> Return-path: Received: from mailhub.sw.ru ([195.214.232.25]:18875 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751070Ab1K1JEq (ORCPT ); Mon, 28 Nov 2011 04:04:46 -0500 In-Reply-To: <1322471015-107825-1-git-send-email-avagin@openvz.org> Sender: linux-perf-users-owner@vger.kernel.org List-ID: To: linux-kernel@vger.kernel.org Cc: a.p.zijlstra@chello.nl, paulus@samba.org, mingo@elte.hu, acme@ghostprotocols.net, asharma@fb.com, devel@openvz.org, dsahern@gmail.com, linux-perf-users@vger.kernel.org Signed-off-by: Andrew Vagin --- 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 6ab58cc..e3b7fc4 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. @@ -803,6 +807,7 @@ 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