From patchwork Mon Jun 26 11:13:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: sunliming X-Patchwork-Id: 696755 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 C7565EB64DA for ; Mon, 26 Jun 2023 11:14:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230359AbjFZLOK (ORCPT ); Mon, 26 Jun 2023 07:14:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52612 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230423AbjFZLOI (ORCPT ); Mon, 26 Jun 2023 07:14:08 -0400 Received: from mailgw.kylinos.cn (mailgw.kylinos.cn [124.126.103.232]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 009B410D8; Mon, 26 Jun 2023 04:14:01 -0700 (PDT) X-UUID: 7fb05032b10049068c42b7e3688a33b6-20230626 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.25, REQID:da3800e0-638c-4656-9833-347da9567757, IP:10, URL:0,TC:0,Content:0,EDM:0,RT:0,SF:-5,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:5 X-CID-INFO: VERSION:1.1.25, REQID:da3800e0-638c-4656-9833-347da9567757, IP:10, UR L:0,TC:0,Content:0,EDM:0,RT:0,SF:-5,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:5 X-CID-META: VersionHash:d5b0ae3, CLOUDID:4697b13f-7aa7-41f3-a6bd-0433bee822f3, B ulkID:230626191355PVERMKI0,BulkQuantity:0,Recheck:0,SF:38|23|17|19|43|102, TC:nil,Content:0,EDM:-3,IP:-2,URL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 ,OSI:0,OSA:0,AV:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-UUID: 7fb05032b10049068c42b7e3688a33b6-20230626 X-User: sunliming@kylinos.cn Received: from localhost.localdomain [(116.232.67.169)] by mailgw (envelope-from ) (Generic MTA) with ESMTP id 804194600; Mon, 26 Jun 2023 19:13:53 +0800 From: sunliming To: rostedt@goodmis.org, beaub@linux.microsoft.com, mhiramat@kernel.org Cc: linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, sunliming Subject: [PATCH v4 3/3] selftests/user_events: Add test cases when event is disabled Date: Mon, 26 Jun 2023 19:13:44 +0800 Message-Id: <20230626111344.19136-4-sunliming@kylinos.cn> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230626111344.19136-1-sunliming@kylinos.cn> References: <20230626111344.19136-1-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 return -EBADF. 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..c9dc99bcafec 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 return -EBADF when event is not enabled */ + ASSERT_EQ(-1, writev(self->data_fd, (const struct iovec *)io, 3)); + ASSERT_EQ(EBADF, errno); + /* Enable event */ self->enable_fd = open(enable_file, O_RDWR); ASSERT_NE(-1, write(self->enable_fd, "1", sizeof("1")))