From patchwork Mon May 28 04:37:59 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prashant Bhole X-Patchwork-Id: 10429771 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id BD00C601C7 for ; Mon, 28 May 2018 04:39:41 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AEEB928B56 for ; Mon, 28 May 2018 04:39:41 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A3AEC28B59; Mon, 28 May 2018 04:39:41 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7A10728B56 for ; Mon, 28 May 2018 04:39:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753068AbeE1Ej1 (ORCPT ); Mon, 28 May 2018 00:39:27 -0400 Received: from tama500.ecl.ntt.co.jp ([129.60.39.148]:47201 "EHLO tama500.ecl.ntt.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753056AbeE1Ej0 (ORCPT ); Mon, 28 May 2018 00:39:26 -0400 Received: from vc2.ecl.ntt.co.jp (vc2.ecl.ntt.co.jp [129.60.86.154]) by tama500.ecl.ntt.co.jp (8.13.8/8.13.8) with ESMTP id w4S4d2wQ018858; Mon, 28 May 2018 13:39:02 +0900 Received: from vc2.ecl.ntt.co.jp (localhost [127.0.0.1]) by vc2.ecl.ntt.co.jp (Postfix) with ESMTP id 11079638AB6; Mon, 28 May 2018 13:39:02 +0900 (JST) Received: from jcms-pop21.ecl.ntt.co.jp (jcms-pop21.ecl.ntt.co.jp [129.60.87.134]) by vc2.ecl.ntt.co.jp (Postfix) with ESMTP id 06020638967; Mon, 28 May 2018 13:39:02 +0900 (JST) Received: from jcms-pop21.ecl.ntt.co.jp (unknown [129.60.241.220]) by jcms-pop21.ecl.ntt.co.jp (Postfix) with ESMTPSA id E9B18400B5F; Mon, 28 May 2018 13:39:01 +0900 (JST) From: Prashant Bhole Subject: [PATCH bpf v2 1/5] selftests/bpf: test_sockmap, check test failure Date: Mon, 28 May 2018 13:37:59 +0900 Message-Id: <20180528043803.4824-2-bhole_prashant_q7@lab.ntt.co.jp> X-Mailer: git-send-email 2.14.2 In-Reply-To: <20180528043803.4824-1-bhole_prashant_q7@lab.ntt.co.jp> References: <20180528043803.4824-1-bhole_prashant_q7@lab.ntt.co.jp> X-CC-Mail-RelayStamp: 1 To: Alexei Starovoitov , Daniel Borkmann , John Fastabend Cc: Prashant Bhole , "David S . Miller" , Shuah Khan , netdev@vger.kernel.org, linux-kselftest@vger.kernel.org X-TM-AS-MML: disable Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Test failures are not identified because exit code of RX/TX threads is not checked. Also threads are not returning correct exit code. - Return exit code from threads depending on test execution status - In main thread, check the exit code of RX/TX threads Fixes: 16962b2404ac ("bpf: sockmap, add selftests") Signed-off-by: Prashant Bhole Acked-by: John Fastabend --- tools/testing/selftests/bpf/test_sockmap.c | 25 ++++++++++++++++------ 1 file changed, 19 insertions(+), 6 deletions(-) diff --git a/tools/testing/selftests/bpf/test_sockmap.c b/tools/testing/selftests/bpf/test_sockmap.c index eb17fae458e6..34feb74c95c4 100644 --- a/tools/testing/selftests/bpf/test_sockmap.c +++ b/tools/testing/selftests/bpf/test_sockmap.c @@ -429,8 +429,8 @@ static int sendmsg_test(struct sockmap_options *opt) struct msg_stats s = {0}; int iov_count = opt->iov_count; int iov_buf = opt->iov_length; + int rx_status, tx_status; int cnt = opt->rate; - int status; errno = 0; @@ -442,7 +442,7 @@ static int sendmsg_test(struct sockmap_options *opt) rxpid = fork(); if (rxpid == 0) { if (opt->drop_expected) - exit(1); + exit(0); if (opt->sendpage) iov_count = 1; @@ -463,7 +463,7 @@ static int sendmsg_test(struct sockmap_options *opt) "rx_sendmsg: TX: %zuB %fB/s %fGB/s RX: %zuB %fB/s %fGB/s\n", s.bytes_sent, sent_Bps, sent_Bps/giga, s.bytes_recvd, recvd_Bps, recvd_Bps/giga); - exit(1); + exit(err ? 1 : 0); } else if (rxpid == -1) { perror("msg_loop_rx: "); return errno; @@ -491,14 +491,27 @@ static int sendmsg_test(struct sockmap_options *opt) "tx_sendmsg: TX: %zuB %fB/s %f GB/s RX: %zuB %fB/s %fGB/s\n", s.bytes_sent, sent_Bps, sent_Bps/giga, s.bytes_recvd, recvd_Bps, recvd_Bps/giga); - exit(1); + exit(err ? 1 : 0); } else if (txpid == -1) { perror("msg_loop_tx: "); return errno; } - assert(waitpid(rxpid, &status, 0) == rxpid); - assert(waitpid(txpid, &status, 0) == txpid); + assert(waitpid(rxpid, &rx_status, 0) == rxpid); + assert(waitpid(txpid, &tx_status, 0) == txpid); + if (WIFEXITED(rx_status)) { + err = WEXITSTATUS(rx_status); + if (err) { + fprintf(stderr, "rx thread exited with err %d. ", err); + goto out; + } + } + if (WIFEXITED(tx_status)) { + err = WEXITSTATUS(tx_status); + if (err) + fprintf(stderr, "tx thread exited with err %d. ", err); + } +out: return err; }