From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 46EBEC4363D for ; Tue, 22 Sep 2020 07:27:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DDC9E21924 for ; Tue, 22 Sep 2020 07:27:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Euve4fXl" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729907AbgIVH1u (ORCPT ); Tue, 22 Sep 2020 03:27:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57032 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729748AbgIVH1r (ORCPT ); Tue, 22 Sep 2020 03:27:47 -0400 Received: from mail-pf1-x444.google.com (mail-pf1-x444.google.com [IPv6:2607:f8b0:4864:20::444]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A85AC061755 for ; Tue, 22 Sep 2020 00:27:47 -0700 (PDT) Received: by mail-pf1-x444.google.com with SMTP id n14so11626207pff.6 for ; Tue, 22 Sep 2020 00:27:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=PohIKHFK8kNViEgt/D+xrQCt40xHvnwTaUyMochPjiM=; b=Euve4fXlh9cyeH4Ff9DCJxOOPH9F63SIu0bUv82qLKMoyBBGD69x/Kn0F44dBBUH7o bQPRQy82rd6xOsHN778t+ENhRZPEsZ2kE7T4h4TGyuPJnSjGxGniHM0VRAZk4R9yB/ct jPs42Un//+VKA5Ic7nAybVWTmLyx0q6O/X9Dvmxk6dT7U/eeX338/9RnkbMnkz74MhYi uOqhDXosBo1/ctyr86FplhOXLnyQLcC4T22Q1PFwMWaPh1I9cuWWfZq1cjy0gMI5MWYJ e+rDvR0Rj+Lm6lPqpsYiRtRGmLL4rL/AUko4BmYd71j/PamVkpvnsFTb6v6g3jG8n+rG QOeg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=PohIKHFK8kNViEgt/D+xrQCt40xHvnwTaUyMochPjiM=; b=p1upWEbBBNJD1oUjMf038g9bXRG4r3me50BPYi1yLwNHyxLqVlifcCYnl2PduyPBM2 +RCDxcI+Eo/aDvwLBgT/cjAgt5vTOTM2TkEos0kW5Wd/IOdkVZyyShOX7AwKucUyFtTe YusCB6J+oPVANmtsa1UL2hCTJ9xhn+VhaMgdYopXA2GIUvd7EuYepsbZ4JirqgFChAkI OmC5XWBv3OThjWdg3D4SdUKvS1XCQYew7Y8a9htS7t6iIFATp5qpRXoxtEs60Z3jaUfK pzMuD2fuC49+taNgGGD9YMMphtOlbOLiDAEMpfFrGsPBsg85lGtb3eB/LWCZWjRPXjlD Ws4A== X-Gm-Message-State: AOAM5317agbhctVm0ecHGSqjN1s0kXR9eUs3K7uOvQJSJKBNagCW9ZpV 0au8DjY++fSqyn0e+RBzVM8= X-Google-Smtp-Source: ABdhPJwkZuIjLkHxAB9H6R1apOtg0S0HDLm4nUz7zGVbohLhQNp+Jq7Dt3br7y0CvdRfrwij6ryrvw== X-Received: by 2002:a63:b44f:: with SMTP id n15mr2564965pgu.282.1600759666612; Tue, 22 Sep 2020 00:27:46 -0700 (PDT) Received: from localhost ([2409:4050:2e9a:cd41:aceb:49c:d6fb:ea72]) by smtp.gmail.com with ESMTPSA id ih12sm1428926pjb.24.2020.09.22.00.27.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Sep 2020 00:27:45 -0700 (PDT) From: Piyush Goyal To: Liam Girdwood , Mark Brown , Matthias Brugger , linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH 2/3] stress-shm-sysv: exercise shmat with all possible flags Date: Tue, 22 Sep 2020 12:57:29 +0530 Message-Id: <20200922072730.68911-2-piyushgoyaliit@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200922072730.68911-1-piyushgoyaliit@gmail.com> References: <20200922072730.68911-1-piyushgoyaliit@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Exercise shmat syscall with all possible flags resulting in more kernel coverage. Signed-off-by: Piyush Goyal --- stress-shm-sysv.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/stress-shm-sysv.c b/stress-shm-sysv.c index 5a3e0cc1..9efaa091 100644 --- a/stress-shm-sysv.c +++ b/stress-shm-sysv.c @@ -139,6 +139,16 @@ static void exercise_shmat(int shm_id) /* Exercise shmat syscall with invalid flags */ addr = shmat(shm_id, NULL, ~0); (void)addr; + + /* Exercise shmat with all possible values of flags */ + addr = shmat(shm_id, NULL, SHM_RDONLY); + (void)addr; + + addr = shmat(shm_id, NULL, SHM_EXEC); + (void)addr; + + addr = shmat(shm_id, NULL, SHM_RND); + (void)addr; } #if defined(__linux__) -- 2.25.1