From patchwork Fri May 31 18:37:50 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Hubbard X-Patchwork-Id: 13682005 Received: from NAM12-DM6-obe.outbound.protection.outlook.com (mail-dm6nam12on2061.outbound.protection.outlook.com [40.107.243.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1DE8E7E575; Fri, 31 May 2024 18:38:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.243.61 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717180684; cv=fail; b=RsrmozFgF3ZsfU4ebaiCRzneY5PeDa3eORTxQDcPoUNjez5SdkKQodsBhCRN/CTeXtipMvqPglqNMJ8NO5MBeq9IK96jrc1dsucAydNQQW0pYFHwIqGtvvKZ/Ee7B5SoPAEyy48V/1Y9G7UxTH7wJd4E25Sx74oEDvjNNEbbKMg= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717180684; c=relaxed/simple; bh=HGxPKZc0Tg+zgTnJhV7dcR0VKSblOSlvzfJl3dU1ggA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=tsX1NTu+mhsA/OvMpQZXm+aOVc+GRQ0BMIGOilLlMIFmHfCyU2iQozW6NUUHnYElY5x1YFD/c6SHejIFn3lOKhQb08bYW7AYIz7KNWvZI38j0uTxu1Sw0Y2S6KaK29gFnZRyQ+/Yvag5cRkCC+ZsmjgLa1X6uXaEvV3lqMYYpsU= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com; spf=fail smtp.mailfrom=nvidia.com; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b=mSaUyunL; arc=fail smtp.client-ip=40.107.243.61 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=nvidia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b="mSaUyunL" ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=S4cagilTpL2tEEPAX/dwyTVlPprM1AgjsxD2PgE56DER7hs8xXBJZ9GzYRAVuyhbHMBjULlWH2eZnYs2t2DTIjEFcCznirDULu0DTlJ92rtz9wMa1G3GpWNknboa5o7NmqvR9NqPZEUhEKgbmUMS/di/1Olp+PFjEJIJWShUTXh7oLXOa0IU1783b7tVSgV9/SUDq0HtcRUfAyHVamCF4SZ+mb1Gt+gvKYoTpgkMTY6I/CQ4uycon001zwPCu5PG/PkRpzJyWl2OrfXtjOJPOxVKmAiMk7ROyymlS6mTEPM/JXmFf4Ziou0VS+5n5PWxhZ1g4lm/DkBl3s/KJOolCQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=hiWQBaMWsgsNBBNOIIZ5jD0bN4oDf9RwnmnYQf0e6Uo=; b=Z8YNyYV25bVmX2M9RGSNyZFM3OyvJjuui+AnP+zQ/cOTxkdQVZCSfR9+kY90fdEbSO3PzkHjZ9rOO6KfY83k0Ydc12zJ4cs+D65E4d9Ctwh8R/YHGKvaVs30yxCoX1iJSVDaG5yEqKHdlI5HoqxdZZEI4paOkS+1ccspM8ub0R47bml0bL8OWOHGzwkOb4F5YL9k8ox4j3/xxvMUB0omkrid09cipLlnWTvuJz/pTaPCaFo0OWfEYJnMg6NuAZg1y2g+mw2GyShw0InNfe+1/5Q/D9sO8snsY0zN4Gv/zXVQBZlqHxdGEXS9IUaZMtERu54ZXV+47EdIArTegn7KTw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=hiWQBaMWsgsNBBNOIIZ5jD0bN4oDf9RwnmnYQf0e6Uo=; b=mSaUyunLHlqt/MBtybPPRrEsOdQT6RhmqSZhmP+FK5sC0qD9KVJVJ55PcJA/LqP9iGuRUdQ26BHAGc9WC2oWh9wY3yBMAdgib8nuWqnojvA7tUh+OTKYwoAsRq/Fwzx6DhNrG2OUsgaHvK7uDRfN4YUtBlhz14TzF/ILx6C+M2C5bk0O9DLs19o+JGtCpuesulQrL3Gaf1Z0heKKIuUD0Hqxjydnt+bQAD3PeZLCh/i8QhxK7JlXbIx6h+dEYJ7QvoG0uGxIWcpUK7iljtaiEGPnOGm8J3Z4raoPeCHZ9g2WspAXCGHBilhdKpkO6EUb+VxJ6Ws4AJn+/QShdxoj2w== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nvidia.com; Received: from BY5PR12MB4130.namprd12.prod.outlook.com (2603:10b6:a03:20b::16) by MN2PR12MB4207.namprd12.prod.outlook.com (2603:10b6:208:1d9::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7633.24; Fri, 31 May 2024 18:37:56 +0000 Received: from BY5PR12MB4130.namprd12.prod.outlook.com ([fe80::2cf4:5198:354a:cd07]) by BY5PR12MB4130.namprd12.prod.outlook.com ([fe80::2cf4:5198:354a:cd07%4]) with mapi id 15.20.7633.021; Fri, 31 May 2024 18:37:56 +0000 From: John Hubbard To: Shuah Khan , Muhammad Usama Anjum Cc: Beau Belgrave , Steven Rostedt , Mark Brown , Naresh Kamboju , Nick Desaulniers , Justin Stitt , Bill Wendling , sunliming , Masami Hiramatsu , Valentin Obst , linux-kselftest@vger.kernel.org, LKML , llvm@lists.linux.dev, John Hubbard , Nathan Chancellor , Ryan Roberts Subject: [PATCH v2 1/2] selftests/lib.mk: handle both LLVM=1 and CC=clang builds Date: Fri, 31 May 2024 11:37:50 -0700 Message-ID: <20240531183751.100541-2-jhubbard@nvidia.com> X-Mailer: git-send-email 2.45.1 In-Reply-To: <20240531183751.100541-1-jhubbard@nvidia.com> References: <20240531183751.100541-1-jhubbard@nvidia.com> X-NVConfidentiality: public X-ClientProxiedBy: BY5PR17CA0014.namprd17.prod.outlook.com (2603:10b6:a03:1b8::27) To BY5PR12MB4130.namprd12.prod.outlook.com (2603:10b6:a03:20b::16) Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BY5PR12MB4130:EE_|MN2PR12MB4207:EE_ X-MS-Office365-Filtering-Correlation-Id: e3169be9-0ed1-4685-49f0-08dc81a0c9e4 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230031|366007|7416005|1800799015|376005; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BY5PR12MB4130.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230031)(366007)(7416005)(1800799015)(376005);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: e3169be9-0ed1-4685-49f0-08dc81a0c9e4 X-MS-Exchange-CrossTenant-AuthSource: BY5PR12MB4130.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 31 May 2024 18:37:56.2458 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: QzxwAmJy6V8tu+GaZU/DLg5LdfIimLwr1nsNhB4ei307SZxD0puQ8ZHDqjtZ/NsmrKCAghlcbrX0TD1alw8etQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4207 The kselftests may be built in a couple different ways: make LLVM=1 make CC=clang In order to handle both cases, set LLVM=1 if CC=clang. That way,the rest of lib.mk, and any Makefiles that include lib.mk, can base decisions solely on whether or not LLVM is set. Cc: Nathan Chancellor Cc: Ryan Roberts Reviewed-by: Muhammad Usama Anjum Signed-off-by: John Hubbard --- tools/testing/selftests/lib.mk | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/tools/testing/selftests/lib.mk b/tools/testing/selftests/lib.mk index 429535816dbd..2902787b89b2 100644 --- a/tools/testing/selftests/lib.mk +++ b/tools/testing/selftests/lib.mk @@ -1,5 +1,17 @@ # This mimics the top-level Makefile. We do it explicitly here so that this # Makefile can operate with or without the kbuild infrastructure. + +# The kselftests may be built in a couple different ways: +# make LLVM=1 +# make CC=clang +# +# In order to handle both cases, set LLVM=1 if CC=clang. That way,the rest of +# lib.mk, and any Makefiles that include lib.mk, can base decisions solely on +# whether or not LLVM is set. +ifeq ($(CC),clang) + LLVM := 1 +endif + ifneq ($(LLVM),) ifneq ($(filter %/,$(LLVM)),) LLVM_PREFIX := $(LLVM)