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[172.105.81.79]) by smtp.gmail.com with ESMTPSA id u10sm8603492wmm.0.2019.10.11.02.19.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Oct 2019 02:19:59 -0700 (PDT) From: Leo Yan To: Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , linux-kernel@vger.kernel.org Cc: Leo Yan Subject: [PATCH v1 1/2] perf test: Report failure for mmap events Date: Fri, 11 Oct 2019 17:19:41 +0800 Message-Id: <20191011091942.29841-1-leo.yan@linaro.org> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When fail to mmap events in task exit case, it misses to set 'err' to -1; thus the testing will not report failure for it. This patch sets 'err' to -1 when fails to mmap events, thus Perf tool can report correct result. Signed-off-by: Leo Yan --- tools/perf/tests/task-exit.c | 1 + 1 file changed, 1 insertion(+) -- 2.17.1 diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c index bce3a4cb4c89..ca0a6ca43b13 100644 --- a/tools/perf/tests/task-exit.c +++ b/tools/perf/tests/task-exit.c @@ -110,6 +110,7 @@ int test__task_exit(struct test *test __maybe_unused, int subtest __maybe_unused if (evlist__mmap(evlist, 128) < 0) { pr_debug("failed to mmap events: %d (%s)\n", errno, str_error_r(errno, sbuf, sizeof(sbuf))); + err = -1; goto out_delete_evlist; }