From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753253AbeCFGta (ORCPT ); Tue, 6 Mar 2018 01:49:30 -0500 Received: from terminus.zytor.com ([198.137.202.136]:52117 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750848AbeCFGt3 (ORCPT ); Tue, 6 Mar 2018 01:49:29 -0500 Date: Mon, 5 Mar 2018 22:49:19 -0800 From: tip-bot for Kan Liang Message-ID: Cc: jolsa@redhat.com, wangnan0@huawei.com, kan.liang@linux.intel.com, tglx@linutronix.de, linux-kernel@vger.kernel.org, namhyung@kernel.org, mingo@kernel.org, acme@redhat.com, hpa@zytor.com, ak@linux.intel.com Reply-To: tglx@linutronix.de, jolsa@redhat.com, kan.liang@linux.intel.com, wangnan0@huawei.com, namhyung@kernel.org, linux-kernel@vger.kernel.org, mingo@kernel.org, ak@linux.intel.com, acme@redhat.com, hpa@zytor.com In-Reply-To: <1519945751-37786-6-git-send-email-kan.liang@linux.intel.com> References: <1519945751-37786-6-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 "keep tracking" test Git-Commit-ID: 693d32aebf857ef1d1803b08ef1b631990ae3747 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: 693d32aebf857ef1d1803b08ef1b631990ae3747 Gitweb: https://git.kernel.org/tip/693d32aebf857ef1d1803b08ef1b631990ae3747 Author: Kan Liang AuthorDate: Thu, 1 Mar 2018 18:09:03 -0500 Committer: Arnaldo Carvalho de Melo CommitDate: Mon, 5 Mar 2018 10:49:01 -0300 perf test: Switch to new perf_mmap__read_event() interface for "keep tracking" test The perf test 'keep tracking' still use the legacy interface. No functional change. Committer testing: # perf test tracking 25: Use a dummy software event to keep tracking : 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/1519945751-37786-6-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/keep-tracking.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/tools/perf/tests/keep-tracking.c b/tools/perf/tests/keep-tracking.c index c46530918938..4590d8fb91ab 100644 --- a/tools/perf/tests/keep-tracking.c +++ b/tools/perf/tests/keep-tracking.c @@ -27,18 +27,24 @@ static int find_comm(struct perf_evlist *evlist, const char *comm) { union perf_event *event; + struct perf_mmap *md; + u64 end, start; int i, found; found = 0; for (i = 0; i < evlist->nr_mmaps; i++) { - while ((event = perf_evlist__mmap_read(evlist, i)) != NULL) { + md = &evlist->mmap[i]; + if (perf_mmap__read_init(md, false, &start, &end) < 0) + continue; + while ((event = perf_mmap__read_event(md, false, &start, end)) != NULL) { if (event->header.type == PERF_RECORD_COMM && (pid_t)event->comm.pid == getpid() && (pid_t)event->comm.tid == getpid() && strcmp(event->comm.comm, comm) == 0) found += 1; - perf_evlist__mmap_consume(evlist, i); + perf_mmap__consume(md, false); } + perf_mmap__read_done(md); } return found; }