From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757653Ab3IAKm1 (ORCPT ); Sun, 1 Sep 2013 06:42:27 -0400 Received: from mx1.redhat.com ([209.132.183.28]:17771 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757323Ab3IAKhS (ORCPT ); Sun, 1 Sep 2013 06:37:18 -0400 From: Jiri Olsa To: linux-kernel@vger.kernel.org Cc: Jiri Olsa , Corey Ashford , Frederic Weisbecker , Ingo Molnar , Namhyung Kim , Paul Mackerras , Peter Zijlstra , Arnaldo Carvalho de Melo , Andi Kleen , David Ahern Subject: [PATCH 03/25] perf tools: Introduce perf_evlist__new_default function Date: Sun, 1 Sep 2013 12:36:14 +0200 Message-Id: <1378031796-17892-4-git-send-email-jolsa@redhat.com> In-Reply-To: <1378031796-17892-1-git-send-email-jolsa@redhat.com> References: <1378031796-17892-1-git-send-email-jolsa@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adding new common function to create evlist with default event. It spares some code lines in automated tests. Signed-off-by: Jiri Olsa Cc: Corey Ashford Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Arnaldo Carvalho de Melo Cc: Andi Kleen Cc: David Ahern --- tools/perf/tests/perf-record.c | 12 +----------- tools/perf/tests/task-exit.c | 14 ++------------ tools/perf/util/evlist.c | 12 ++++++++++++ tools/perf/util/evlist.h | 1 + 4 files changed, 16 insertions(+), 23 deletions(-) diff --git a/tools/perf/tests/perf-record.c b/tools/perf/tests/perf-record.c index 72d8881..6143b06 100644 --- a/tools/perf/tests/perf-record.c +++ b/tools/perf/tests/perf-record.c @@ -45,7 +45,7 @@ int test__PERF_RECORD(void) }; cpu_set_t cpu_mask; size_t cpu_mask_size = sizeof(cpu_mask); - struct perf_evlist *evlist = perf_evlist__new(); + struct perf_evlist *evlist = perf_evlist__new_default(); struct perf_evsel *evsel; struct perf_sample sample; const char *cmd = "sleep"; @@ -66,16 +66,6 @@ int test__PERF_RECORD(void) } /* - * We need at least one evsel in the evlist, use the default - * one: "cycles". - */ - err = perf_evlist__add_default(evlist); - if (err < 0) { - pr_debug("Not enough memory to create evsel\n"); - goto out_delete_evlist; - } - - /* * Create maps of threads and cpus to monitor. In this case * we start with all threads and cpus (-1, -1) but then in * perf_evlist__prepare_workload we'll fill in the only thread diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c index 28fe589..b07f8a1 100644 --- a/tools/perf/tests/task-exit.c +++ b/tools/perf/tests/task-exit.c @@ -37,20 +37,11 @@ int test__task_exit(void) signal(SIGCHLD, sig_handler); signal(SIGUSR1, sig_handler); - evlist = perf_evlist__new(); + evlist = perf_evlist__new_default(); if (evlist == NULL) { - pr_debug("perf_evlist__new\n"); + pr_debug("perf_evlist__new_default\n"); return -1; } - /* - * We need at least one evsel in the evlist, use the default - * one: "cycles". - */ - err = perf_evlist__add_default(evlist); - if (err < 0) { - pr_debug("Not enough memory to create evsel\n"); - goto out_free_evlist; - } /* * Create maps of threads and cpus to monitor. In this case @@ -117,7 +108,6 @@ out_close_evlist: perf_evlist__close(evlist); out_delete_maps: perf_evlist__delete_maps(evlist); -out_free_evlist: perf_evlist__delete(evlist); return err; } diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 8ea933f..998e0d1 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -50,6 +50,18 @@ struct perf_evlist *perf_evlist__new(void) return evlist; } +struct perf_evlist *perf_evlist__new_default(void) +{ + struct perf_evlist *evlist = perf_evlist__new(); + + if (evlist && perf_evlist__add_default(evlist)) { + perf_evlist__delete(evlist); + evlist = NULL; + } + + return evlist; +} + /** * perf_evlist__set_id_pos - set the positions of event ids. * @evlist: selected event list diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h index cae0bf5..ca016b1 100644 --- a/tools/perf/util/evlist.h +++ b/tools/perf/util/evlist.h @@ -53,6 +53,7 @@ struct perf_evsel_str_handler { }; struct perf_evlist *perf_evlist__new(void); +struct perf_evlist *perf_evlist__new_default(void); void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus, struct thread_map *threads); void perf_evlist__exit(struct perf_evlist *evlist); -- 1.7.11.7