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[2620:137:e000::1:20]) by mx.google.com with ESMTP id t3-20020a170902bc4300b001ae38227983si2003259plz.199.2023.06.08.20.14.23; Thu, 08 Jun 2023 20:14:36 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238305AbjFIDFU (ORCPT + 99 others); Thu, 8 Jun 2023 23:05:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52662 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238228AbjFIDEz (ORCPT ); Thu, 8 Jun 2023 23:04:55 -0400 Received: from mail-ot1-f65.google.com (mail-ot1-f65.google.com [209.85.210.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 14A6D30C3; Thu, 8 Jun 2023 20:04:34 -0700 (PDT) Received: by mail-ot1-f65.google.com with SMTP id 46e09a7af769-6b16cbe4fb6so287553a34.1; Thu, 08 Jun 2023 20:04:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686279873; x=1688871873; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=ETnK27P5xF7JUmROEHyWwtf42DA9xFAclMKuefb0oy8=; b=cdwAT6tcq0pwv2adOHav6DgMtseybTtV9/JAEXAgO+FmLlX2sxpQIz6xL/MnP20E4j P28pSrHwoT/HmFuxOkdKGrrDk62OWnS6OfwQtATbN5xEbR2PwncJ6xz5WUYYK852Fr+0 fAPCjsMkQvwvks7REpWhDf5K7YOJ1gV5Skox9W5uoXnXmhi3C3+JoYotU0Yk04gvQAAr qYnJvcJuYkYZhnbRZVwiEO9a7MEW/Ddnj3qemRQODXfin2UbYNthz12jC4M5pLAbnMsf +zqAaQO6C1+w358Dwfvoc2bVAhOCHhprSUWso6/zcWiQuxSzGJcFd/tu9sHruUAWupEC curw== X-Gm-Message-State: AC+VfDyt0qHcUDb1JevCGavg4+M8UmJtTnncexSXBP99sgL3dlwwetqY VCFLAHSKG7SKArqW7gcwgw== X-Received: by 2002:a9d:7858:0:b0:6ab:3367:795b with SMTP id c24-20020a9d7858000000b006ab3367795bmr257752otm.12.1686279873419; Thu, 08 Jun 2023 20:04:33 -0700 (PDT) Received: from localhost.localdomain ([116.128.244.169]) by smtp.gmail.com with ESMTPSA id a16-20020a62bd10000000b0065ecdefa57fsm1713778pff.0.2023.06.08.20.04.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Jun 2023 20:04:33 -0700 (PDT) From: sunliming To: mhiramat@kernel.org, beaub@linux.microsoft.com, rostedt@goodmis.org, shuah@kernel.org Cc: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, kelulanainsley@gmail.com, sunliming Subject: [PATCH v2 3/3] selftests/user_events: Add test cases when event is disabled Date: Fri, 9 Jun 2023 11:03:02 +0800 Message-Id: <20230609030302.1278716-4-sunliming@kylinos.cn> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230609030302.1278716-1-sunliming@kylinos.cn> References: <20230609030302.1278716-1-sunliming@kylinos.cn> MIME-Version: 1.0 X-Spam-Status: No, score=-1.4 required=5.0 tests=BAYES_00, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1768193236985301863?= X-GMAIL-MSGID: =?utf-8?q?1768193236985301863?= When user_events are disabled, it's write operation should be fail. Add this test cases. Signed-off-by: sunliming --- tools/testing/selftests/user_events/ftrace_test.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/testing/selftests/user_events/ftrace_test.c b/tools/testing/selftests/user_events/ftrace_test.c index d33bd31425db..cf52789bafda 100644 --- a/tools/testing/selftests/user_events/ftrace_test.c +++ b/tools/testing/selftests/user_events/ftrace_test.c @@ -297,6 +297,10 @@ TEST_F(user, write_events) { io[0].iov_base = ®.write_index; io[0].iov_len = sizeof(reg.write_index); + /* Write should fail when event is not enabled */ + ASSERT_EQ(-1, writev(self->data_fd, (const struct iovec *)io, 3)); + ASSERT_EQ(ENOENT, errno); + /* Enable event */ self->enable_fd = open(enable_file, O_RDWR); ASSERT_NE(-1, write(self->enable_fd, "1", sizeof("1")))