linux-kernel - [tip:perf/core] perf tests: Set evlist of test__basic

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Date:   Sat, 18 Nov 2017 00:31:13 -0800
From:   tip-bot for Wang Nan <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     jolsa@...hat.com, acme@...hat.com, hpa@...or.com,
        kan.liang@...el.com, wangnan0@...wei.com,
        linux-kernel@...r.kernel.org, mingo@...nel.org,
        namhyung@...nel.org, tglx@...utronix.de
Subject: [tip:perf/core] perf tests: Set evlist of test__basic_mmap() to
 !overwrite

Commit-ID:  301d724aa19add1c0cf3ec8cad0d10151d30393f
Gitweb:     https://git.kernel.org/tip/301d724aa19add1c0cf3ec8cad0d10151d30393f
Author:     Wang Nan <wangnan0@...wei.com>
AuthorDate: Mon, 13 Nov 2017 01:38:06 +0000
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Thu, 16 Nov 2017 14:49:58 -0300

perf tests: Set evlist of test__basic_mmap() to !overwrite

In this test, a large ring buffer is required so all events can feed
into, so overwrite or not is meaningless.

Change to !overwrite so following commits can remove this argument.

Signed-off-by: Wang Nan <wangnan0@...wei.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Kan Liang <kan.liang@...el.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Link: http://lkml.kernel.org/r/20171113013809.212417-5-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/tests/mmap-basic.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/tests/mmap-basic.c b/tools/perf/tests/mmap-basic.c
index 5a8bf31..91f10d6 100644
--- a/tools/perf/tests/mmap-basic.c
+++ b/tools/perf/tests/mmap-basic.c
@@ -94,7 +94,7 @@ int test__basic_mmap(struct test *test __maybe_unused, int subtest __maybe_unuse
 		expected_nr_events[i] = 1 + rand() % 127;
 	}
 
-	if (perf_evlist__mmap(evlist, 128, true) < 0) {
+	if (perf_evlist__mmap(evlist, 128, false) < 0) {
 		pr_debug("failed to mmap events: %d (%s)\n", errno,
 			 str_error_r(errno, sbuf, sizeof(sbuf)));
 		goto out_delete_evlist;