From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753291AbeCFGwk (ORCPT ); Tue, 6 Mar 2018 01:52:40 -0500 Received: from terminus.zytor.com ([198.137.202.136]:37855 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750787AbeCFGwi (ORCPT ); Tue, 6 Mar 2018 01:52:38 -0500 Date: Mon, 5 Mar 2018 22:52:29 -0800 From: tip-bot for Kan Liang Message-ID: Cc: hpa@zytor.com, tglx@linutronix.de, ak@linux.intel.com, acme@redhat.com, mingo@kernel.org, jolsa@redhat.com, namhyung@kernel.org, kan.liang@linux.intel.com, linux-kernel@vger.kernel.org, wangnan0@huawei.com Reply-To: ak@linux.intel.com, tglx@linutronix.de, hpa@zytor.com, acme@redhat.com, jolsa@redhat.com, mingo@kernel.org, namhyung@kernel.org, wangnan0@huawei.com, kan.liang@linux.intel.com, linux-kernel@vger.kernel.org In-Reply-To: <1519945751-37786-13-git-send-email-kan.liang@linux.intel.com> References: <1519945751-37786-13-git-send-email-kan.liang@linux.intel.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf test: Switch to new perf_mmap__read_event() interface for task-exit Git-Commit-ID: 759487307625cd44ac4aa241ee547b52b72bc4ad X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 759487307625cd44ac4aa241ee547b52b72bc4ad Gitweb: https://git.kernel.org/tip/759487307625cd44ac4aa241ee547b52b72bc4ad Author: Kan Liang AuthorDate: Thu, 1 Mar 2018 18:09:10 -0500 Committer: Arnaldo Carvalho de Melo CommitDate: Mon, 5 Mar 2018 10:51:00 -0300 perf test: Switch to new perf_mmap__read_event() interface for task-exit The perf test 'task-exit' still use the legacy interface. No functional change. Committer notes: Testing it: # perf test exit 21: Number of exit events of a simple workload : Ok # Signed-off-by: Kan Liang Tested-by: Arnaldo Carvalho de Melo Cc: Andi Kleen Cc: Jiri Olsa Cc: Namhyung Kim Cc: Wang Nan Link: http://lkml.kernel.org/r/1519945751-37786-13-git-send-email-kan.liang@linux.intel.com [ Changed bool parameters from 0 to 'false', as per Jiri comment ] Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/tests/task-exit.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c index 01b62b81751b..02b0888b72a3 100644 --- a/tools/perf/tests/task-exit.c +++ b/tools/perf/tests/task-exit.c @@ -47,6 +47,8 @@ int test__task_exit(struct test *test __maybe_unused, int subtest __maybe_unused char sbuf[STRERR_BUFSIZE]; struct cpu_map *cpus; struct thread_map *threads; + struct perf_mmap *md; + u64 end, start; signal(SIGCHLD, sig_handler); @@ -110,13 +112,19 @@ int test__task_exit(struct test *test __maybe_unused, int subtest __maybe_unused perf_evlist__start_workload(evlist); retry: - while ((event = perf_evlist__mmap_read(evlist, 0)) != NULL) { + md = &evlist->mmap[0]; + if (perf_mmap__read_init(md, false, &start, &end) < 0) + goto out_init; + + while ((event = perf_mmap__read_event(md, false, &start, end)) != NULL) { if (event->header.type == PERF_RECORD_EXIT) nr_exit++; - perf_evlist__mmap_consume(evlist, 0); + perf_mmap__consume(md, false); } + perf_mmap__read_done(md); +out_init: if (!exited || !nr_exit) { perf_evlist__poll(evlist, -1); goto retry;