linux-kernel - [tip:perfcounters/core] perf record: Set frequency correctly

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Message-ID: <tip-1dba15e74aba5a90c1f2557f37e5d09f8a2df643@git.kernel.org>
Date:	Fri, 5 Jun 2009 18:46:07 GMT
From:	tip-bot for Ingo Molnar <mingo@...e.hu>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, acme@...hat.com, paulus@...ba.org,
	hpa@...or.com, mingo@...hat.com, a.p.zijlstra@...llo.nl,
	efault@....de, tglx@...utronix.de, mingo@...e.hu
Subject: [tip:perfcounters/core] perf record: Set frequency correctly

Commit-ID:  1dba15e74aba5a90c1f2557f37e5d09f8a2df643
Gitweb:     http://git.kernel.org/tip/1dba15e74aba5a90c1f2557f37e5d09f8a2df643
Author:     Ingo Molnar <mingo@...e.hu>
AuthorDate: Fri, 5 Jun 2009 18:37:22 +0200
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Fri, 5 Jun 2009 18:37:22 +0200

perf record: Set frequency correctly

Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Mike Galbraith <efault@....de>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Arnaldo Carvalho de Melo <acme@...hat.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@...e.hu>


---
 Documentation/perf_counter/builtin-record.c |    9 ++++-----
 1 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/Documentation/perf_counter/builtin-record.c b/Documentation/perf_counter/builtin-record.c
index 43ddab3..c22ea0c 100644
--- a/Documentation/perf_counter/builtin-record.c
+++ b/Documentation/perf_counter/builtin-record.c
@@ -348,7 +348,10 @@ static void create_counter(int counter, int cpu, pid_t pid)
 	attr.config		= event_id[counter];
 	attr.sample_period	= event_count[counter];
 	attr.sample_type	= PERF_SAMPLE_IP | PERF_SAMPLE_TID | PERF_SAMPLE_PERIOD;
-	attr.freq		= freq;
+	if (freq) {
+		attr.freq		= 1;
+		attr.sample_freq	= freq;
+	}
 	attr.mmap		= track;
 	attr.comm		= track;
 	attr.inherit		= (cpu < 0) && inherit;
@@ -544,10 +547,6 @@ int cmd_record(int argc, const char **argv, const char *prefix)
 		event_id[0] = 0;
 	}
 
-	if (freq) {
-		default_interval = freq;
-		freq = 1;
-	}
 	for (counter = 0; counter < nr_counters; counter++) {
 		if (event_count[counter])
 			continue;
--
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