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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1744FC4332F for ; Tue, 7 Nov 2023 19:41:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229737AbjKGTlO (ORCPT ); Tue, 7 Nov 2023 14:41:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41792 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233150AbjKGTlN (ORCPT ); Tue, 7 Nov 2023 14:41:13 -0500 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.100]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 76FFC10C1; Tue, 7 Nov 2023 11:41:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1699386071; x=1730922071; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=04PYEU/8AXnKyx06s6nH7m2enfZ7kWNT0WtNcne+y9s=; b=jM9aEm2VbBKayg7SLN/vZCWTTnC2zrP8/yAtRfE+ByrGTrxNwHjqr0pL /cyzDaDOyLBO4ImBFxoEIW6L0IAsbU2dp1fZVjuzezMVpxmjjInEXD6d+ oA1BOGbSiwkW7YHL7x7AgyidxWL9dOyHV3szWxScY638XJlHHjUz1kGxS zBNH+txnZhnqS3OzPng+s3cI8kcdqq62vnuy/4D/ZxtqMGa3CCaX0wKIo uUu7jmfW4GkEcLfzJTgpflCv/D5n7AAD1jASrpKVuJ7xeJksjQqE8Q4u6 2hqX0ZY67Cp6rCTTHWu9FZNHqTUCYVxvBikKqJ1ur115gPvWE2wd0Q45T A==; X-IronPort-AV: E=McAfee;i="6600,9927,10887"; a="456087212" X-IronPort-AV: E=Sophos;i="6.03,284,1694761200"; d="scan'208";a="456087212" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Nov 2023 11:41:10 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10887"; a="766407926" X-IronPort-AV: E=Sophos;i="6.03,284,1694761200"; d="scan'208";a="766407926" Received: from lkp-server01.sh.intel.com (HELO 17d9e85e5079) ([10.239.97.150]) by fmsmga007.fm.intel.com with ESMTP; 07 Nov 2023 11:41:06 -0800 Received: from kbuild by 17d9e85e5079 with local (Exim 4.96) (envelope-from ) id 1r0Rwe-0007MK-18; Tue, 07 Nov 2023 19:41:04 +0000 Date: Wed, 8 Nov 2023 03:34:50 +0800 From: kernel test robot To: Sergio =?iso-8859-1?Q?Gonz=E1lez?= Collado , Miguel Ojeda , Alex Gaynor , Wedson Almeida Filho , Brendan Higgins , David Gow , linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com Cc: oe-kbuild-all@lists.linux.dev, Boqun Feng , Gary Guo , =?iso-8859-1?Q?Bj=F6rn?= Roy Baron , Benno Lossin , Andreas Hindborg , Alice Ryhl , rust-for-linux@vger.kernel.org Subject: Re: [PATCH] Kunit to check the longest symbol length Message-ID: <202311080319.fCEp5dTC-lkp@intel.com> References: <20231105184010.49194-1-sergio.collado@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231105184010.49194-1-sergio.collado@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Hi Sergio, kernel test robot noticed the following build warnings: [auto build test WARNING on linus/master] [also build test WARNING on v6.6 next-20231107] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Sergio-Gonz-lez-Collado/Kunit-to-check-the-longest-symbol-length/20231106-024653 base: linus/master patch link: https://lore.kernel.org/r/20231105184010.49194-1-sergio.collado%40gmail.com patch subject: [PATCH] Kunit to check the longest symbol length config: sparc-allyesconfig (https://download.01.org/0day-ci/archive/20231108/202311080319.fCEp5dTC-lkp@intel.com/config) compiler: sparc64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231108/202311080319.fCEp5dTC-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202311080319.fCEp5dTC-lkp@intel.com/ All warnings (new ones prefixed by >>): >> lib/longest_symbol_kunit.c:16:18: warning: no previous prototype for 'snnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7n' [-Wmissing-prototypes] 16 | #define DI(name) s##name##name | ^ lib/longest_symbol_kunit.c:17:19: note: in expansion of macro 'DI' 17 | #define DDI(name) DI(n##name##name) | ^~ lib/longest_symbol_kunit.c:18:20: note: in expansion of macro 'DDI' 18 | #define DDDI(name) DDI(n##name##name) | ^~~ lib/longest_symbol_kunit.c:19:21: note: in expansion of macro 'DDDI' 19 | #define DDDDI(name) DDDI(n##name##name) | ^~~~ lib/longest_symbol_kunit.c:20:22: note: in expansion of macro 'DDDDI' 20 | #define DDDDDI(name) DDDDI(n##name##name) | ^~~~~ lib/longest_symbol_kunit.c:25:27: note: in expansion of macro 'DDDDDI' 25 | #define LONGEST_SYM_NAME DDDDDI(g1h2i3j4k5l6m7n) | ^~~~~~ lib/longest_symbol_kunit.c:33:14: note: in expansion of macro 'LONGEST_SYM_NAME' 33 | noinline int LONGEST_SYM_NAME(void) | ^~~~~~~~~~~~~~~~ In file included from : lib/longest_symbol_kunit.c:16:18: warning: no previous prototype for 'snnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7ne' [-Wmissing-prototypes] 16 | #define DI(name) s##name##name | ^ include/linux/compiler_types.h:83:23: note: in definition of macro '___PASTE' 83 | #define ___PASTE(a,b) a##b | ^ lib/longest_symbol_kunit.c:22:21: note: in expansion of macro '__PASTE' 22 | #define PLUS1(name) __PASTE(name, e) | ^~~~~~~ lib/longest_symbol_kunit.c:28:32: note: in expansion of macro 'PLUS1' 28 | #define LONGEST_SYM_NAME_PLUS1 PLUS1(LONGEST_SYM_NAME) | ^~~~~ lib/longest_symbol_kunit.c:17:19: note: in expansion of macro 'DI' 17 | #define DDI(name) DI(n##name##name) | ^~ lib/longest_symbol_kunit.c:18:20: note: in expansion of macro 'DDI' 18 | #define DDDI(name) DDI(n##name##name) | ^~~ lib/longest_symbol_kunit.c:19:21: note: in expansion of macro 'DDDI' 19 | #define DDDDI(name) DDDI(n##name##name) | ^~~~ lib/longest_symbol_kunit.c:20:22: note: in expansion of macro 'DDDDI' 20 | #define DDDDDI(name) DDDDI(n##name##name) | ^~~~~ lib/longest_symbol_kunit.c:25:27: note: in expansion of macro 'DDDDDI' 25 | #define LONGEST_SYM_NAME DDDDDI(g1h2i3j4k5l6m7n) | ^~~~~~ lib/longest_symbol_kunit.c:28:38: note: in expansion of macro 'LONGEST_SYM_NAME' 28 | #define LONGEST_SYM_NAME_PLUS1 PLUS1(LONGEST_SYM_NAME) | ^~~~~~~~~~~~~~~~ lib/longest_symbol_kunit.c:38:14: note: in expansion of macro 'LONGEST_SYM_NAME_PLUS1' 38 | noinline int LONGEST_SYM_NAME_PLUS1(void) | ^~~~~~~~~~~~~~~~~~~~~~ vim +/snnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nnng1h2i3j4k5l6m7ng1h2i3j4k5l6m7nng1h2i3j4k5l6m7ng1h2i3j4k5l6m7n +16 lib/longest_symbol_kunit.c 15 > 16 #define DI(name) s##name##name 17 #define DDI(name) DI(n##name##name) 18 #define DDDI(name) DDI(n##name##name) 19 #define DDDDI(name) DDDI(n##name##name) 20 #define DDDDDI(name) DDDDI(n##name##name) 21 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki