From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnaldo Carvalho de Melo Subject: [PATCH 51/83] perf tests: Set evlist of test__backward_ring_buffer() to !overwrite Date: Fri, 17 Nov 2017 17:15:29 -0300 Message-ID: <20171117201601.24110-52-acme@kernel.org> References: <20171117201601.24110-1-acme@kernel.org> Return-path: Received: from mail.kernel.org ([198.145.29.99]:58780 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750776AbdKQUTO (ORCPT ); Fri, 17 Nov 2017 15:19:14 -0500 In-Reply-To: <20171117201601.24110-1-acme@kernel.org> Sender: linux-perf-users-owner@vger.kernel.org List-ID: To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Wang Nan , Jiri Olsa , Kan Liang , Namhyung Kim , Arnaldo Carvalho de Melo From: Wang Nan Setting overwrite in perf_evlist__mmap() is meaningless because the event in this evlist is already have 'overwrite' postfix and goes to backward ring buffer automatically. Pass 'false' to perf_evlist__mmap() to make it similar to others. Signed-off-by: Wang Nan Cc: Jiri Olsa Cc: Kan Liang Cc: Namhyung Kim Link: http://lkml.kernel.org/r/20171113013809.212417-3-wangnan0@huawei.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/tests/backward-ring-buffer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/tests/backward-ring-buffer.c b/tools/perf/tests/backward-ring-buffer.c index 71b9a0b613d2..43a8c6ac4070 100644 --- a/tools/perf/tests/backward-ring-buffer.c +++ b/tools/perf/tests/backward-ring-buffer.c @@ -59,7 +59,7 @@ static int do_test(struct perf_evlist *evlist, int mmap_pages, int err; char sbuf[STRERR_BUFSIZE]; - err = perf_evlist__mmap(evlist, mmap_pages, true); + err = perf_evlist__mmap(evlist, mmap_pages, false); if (err < 0) { pr_debug("perf_evlist__mmap: %s\n", str_error_r(errno, sbuf, sizeof(sbuf))); -- 2.13.6