From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754875Ab3AYBpB (ORCPT ); Thu, 24 Jan 2013 20:45:01 -0500 Received: from LGEMRELSE1Q.lge.com ([156.147.1.111]:45316 "EHLO LGEMRELSE1Q.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754486Ab3AYBoy (ORCPT ); Thu, 24 Jan 2013 20:44:54 -0500 X-AuditID: 9c93016f-b7b70ae000000e36-a4-5101e394ed2f From: Namhyung Kim To: Arnaldo Carvalho de Melo Cc: Peter Zijlstra , Paul Mackerras , Ingo Molnar , LKML , Namhyung Kim , Stephane Eranian Subject: [PATCH] perf evsel: Fix memory leaks on evsel->counts Date: Fri, 25 Jan 2013 10:44:44 +0900 Message-Id: <1359078284-32080-1-git-send-email-namhyung@kernel.org> X-Mailer: git-send-email 1.7.11.7 X-Brightmail-Tracker: AAAAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Namhyung Kim The ->counts field was never freed in the current code. Add perf_evsel__free_counts() function to free it properly. Cc: Stephane Eranian Signed-off-by: Namhyung Kim --- This patch is based on Stephane's interval printing patchset v6. tools/perf/builtin-stat.c | 1 + tools/perf/tests/open-syscall-all-cpus.c | 1 + tools/perf/util/evsel.c | 5 +++++ tools/perf/util/evsel.h | 1 + 4 files changed, 8 insertions(+) diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 493043abd164..0368a1036ad6 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -1372,6 +1372,7 @@ int cmd_stat(int argc, const char **argv, const char *prefix __maybe_unused) out_free_fd: list_for_each_entry(pos, &evsel_list->entries, node) { perf_evsel__free_stat_priv(pos); + perf_evsel__free_counts(pos); perf_evsel__free_prev_raw_counts(pos); } perf_evlist__delete_maps(evsel_list); diff --git a/tools/perf/tests/open-syscall-all-cpus.c b/tools/perf/tests/open-syscall-all-cpus.c index 9b920a0cce79..b0657a9ccda6 100644 --- a/tools/perf/tests/open-syscall-all-cpus.c +++ b/tools/perf/tests/open-syscall-all-cpus.c @@ -98,6 +98,7 @@ int test__open_syscall_event_on_all_cpus(void) } } + perf_evsel__free_counts(evsel); out_close_fd: perf_evsel__close_fd(evsel, 1, threads->nr); out_evsel_delete: diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index dbdcca43cac6..baa26ddbcc7b 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -640,6 +640,11 @@ void perf_evsel__close_fd(struct perf_evsel *evsel, int ncpus, int nthreads) } } +void perf_evsel__free_counts(struct perf_evsel *evsel) +{ + free(evsel->counts); +} + void perf_evsel__exit(struct perf_evsel *evsel) { assert(list_empty(&evsel->node)); diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 3a4cd60044ea..cbf42322a27e 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -117,6 +117,7 @@ int perf_evsel__alloc_id(struct perf_evsel *evsel, int ncpus, int nthreads); int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus); void perf_evsel__free_fd(struct perf_evsel *evsel); void perf_evsel__free_id(struct perf_evsel *evsel); +void perf_evsel__free_counts(struct perf_evsel *evsel); void perf_evsel__close_fd(struct perf_evsel *evsel, int ncpus, int nthreads); void __perf_evsel__set_sample_bit(struct perf_evsel *evsel, -- 1.7.11.7