From patchwork Thu Jun 8 01:15:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: sunliming X-Patchwork-Id: 690711 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2E5F9C7EE2F for ; Thu, 8 Jun 2023 01:16:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233196AbjFHBQ3 (ORCPT ); Wed, 7 Jun 2023 21:16:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43670 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233158AbjFHBQ0 (ORCPT ); Wed, 7 Jun 2023 21:16:26 -0400 Received: from mail-pj1-f65.google.com (mail-pj1-f65.google.com [209.85.216.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 58DD726AE; Wed, 7 Jun 2023 18:16:22 -0700 (PDT) Received: by mail-pj1-f65.google.com with SMTP id 98e67ed59e1d1-256766a1c43so34154a91.1; Wed, 07 Jun 2023 18:16:22 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686186982; x=1688778982; 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=4fjZocQuLj2YEu+oxrRPhJbmjewTJfCmZq5g1FLSCZg=; b=P+4Dm75tmNxsfJSCwrBUJY0zB9KiieawRmiA2LFkOL5uoFE1xNqB6YpnTGpplIky2e 0O6ANUn/oX0HDKufycEe4b/XvmGevWnKZYrXMwyN9pqDwtAtqAPWpvyoDHFgPXmncBvZ KgeN+VMKCPlw7AogKxwWp3tFyO501ZvUMLmSPF5ZW7Jq5ItVEasDHibe4GgUJ1AwFgyD py270dOzzo6UN4MKT6YVW1zZaa5sMtVMO6ZoKKIYomWTv/iPo92WwrNNphHqnho4Yns8 D8gQE+0FDZzfcSlg3kQe3tRahTTTTWGG9sJQYRc26+sDC0hwN8v6qVF53R/eWZSsB4+1 d0KA== X-Gm-Message-State: AC+VfDxaRQwvUmaSpw6PSkh2YEDm3FpKb3ueb7ibpx0uDeSTxAHk0emO yg3UBPOcnRSg6Kn/PlIrZA== X-Google-Smtp-Source: ACHHUZ5QvjEgG6Q8wAbgsgYjwXcFIa3cbvGL6K23v78TkeyNYGSc8+d804DIT9DZNEJ7ivrFsCrBqA== X-Received: by 2002:a17:90b:e8a:b0:255:f693:cf91 with SMTP id fv10-20020a17090b0e8a00b00255f693cf91mr3490612pjb.30.1686186981761; Wed, 07 Jun 2023 18:16:21 -0700 (PDT) Received: from localhost.localdomain ([116.128.244.169]) by smtp.gmail.com with ESMTPSA id g11-20020a17090a128b00b00250334d97dasm1906691pja.31.2023.06.07.18.16.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Jun 2023 18:16:21 -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 3/3] selftests/user_events: Add test cases when event is disabled Date: Thu, 8 Jun 2023 09:15:54 +0800 Message-Id: <20230608011554.1181097-4-sunliming@kylinos.cn> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230608011554.1181097-1-sunliming@kylinos.cn> References: <20230608011554.1181097-1-sunliming@kylinos.cn> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org 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 | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tools/testing/selftests/user_events/ftrace_test.c b/tools/testing/selftests/user_events/ftrace_test.c index d33bd31425db..d3240a97f23d 100644 --- a/tools/testing/selftests/user_events/ftrace_test.c +++ b/tools/testing/selftests/user_events/ftrace_test.c @@ -297,6 +297,9 @@ 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)); + /* Enable event */ self->enable_fd = open(enable_file, O_RDWR); ASSERT_NE(-1, write(self->enable_fd, "1", sizeof("1")))