From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752601AbdLEGJK (ORCPT ); Tue, 5 Dec 2017 01:09:10 -0500 Received: from mga09.intel.com ([134.134.136.24]:61841 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752436AbdLEGIQ (ORCPT ); Tue, 5 Dec 2017 01:08:16 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.45,363,1508828400"; d="scan'208";a="9668956" From: Jin Yao To: acme@kernel.org, jolsa@kernel.org, peterz@infradead.org, mingo@redhat.com, alexander.shishkin@linux.intel.com Cc: Linux-kernel@vger.kernel.org, ak@linux.intel.com, kan.liang@intel.com, yao.jin@intel.com, Jin Yao Subject: [PATCH v6 09/11] perf util: Enumerate all threads from /proc Date: Tue, 5 Dec 2017 22:03:09 +0800 Message-Id: <1512482591-4646-10-git-send-email-yao.jin@linux.intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1512482591-4646-1-git-send-email-yao.jin@linux.intel.com> References: <1512482591-4646-1-git-send-email-yao.jin@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch calls thread_map__new_all_cpus() to enumerate all threads from /proc if per-thread flag is enabled. Signed-off-by: Jin Yao --- tools/perf/tests/thread-map.c | 2 +- tools/perf/util/evlist.c | 3 ++- tools/perf/util/thread_map.c | 5 ++++- tools/perf/util/thread_map.h | 2 +- 4 files changed, 8 insertions(+), 4 deletions(-) diff --git a/tools/perf/tests/thread-map.c b/tools/perf/tests/thread-map.c index dbcb6a1..4de1939 100644 --- a/tools/perf/tests/thread-map.c +++ b/tools/perf/tests/thread-map.c @@ -105,7 +105,7 @@ int test__thread_map_remove(struct test *test __maybe_unused, int subtest __mayb TEST_ASSERT_VAL("failed to allocate map string", asprintf(&str, "%d,%d", getpid(), getppid()) >= 0); - threads = thread_map__new_str(str, NULL, 0); + threads = thread_map__new_str(str, NULL, 0, false); TEST_ASSERT_VAL("failed to allocate thread_map", threads); diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 68c1f95..9c396ac 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -1100,7 +1100,8 @@ int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target) struct cpu_map *cpus; struct thread_map *threads; - threads = thread_map__new_str(target->pid, target->tid, target->uid); + threads = thread_map__new_str(target->pid, target->tid, target->uid, + target->per_thread); if (!threads) return -1; diff --git a/tools/perf/util/thread_map.c b/tools/perf/util/thread_map.c index 2b65385..3e1038f 100644 --- a/tools/perf/util/thread_map.c +++ b/tools/perf/util/thread_map.c @@ -323,7 +323,7 @@ struct thread_map *thread_map__new_by_tid_str(const char *tid_str) } struct thread_map *thread_map__new_str(const char *pid, const char *tid, - uid_t uid) + uid_t uid, bool per_thread) { if (pid) return thread_map__new_by_pid_str(pid); @@ -331,6 +331,9 @@ struct thread_map *thread_map__new_str(const char *pid, const char *tid, if (!tid && uid != UINT_MAX) return thread_map__new_by_uid(uid); + if (per_thread) + return thread_map__new_all_cpus(); + return thread_map__new_by_tid_str(tid); } diff --git a/tools/perf/util/thread_map.h b/tools/perf/util/thread_map.h index 07a765f..0a806b9 100644 --- a/tools/perf/util/thread_map.h +++ b/tools/perf/util/thread_map.h @@ -31,7 +31,7 @@ struct thread_map *thread_map__get(struct thread_map *map); void thread_map__put(struct thread_map *map); struct thread_map *thread_map__new_str(const char *pid, - const char *tid, uid_t uid); + const char *tid, uid_t uid, bool per_thread); struct thread_map *thread_map__new_by_tid_str(const char *tid_str); -- 2.7.4