From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) (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 AABD0160; Fri, 21 Apr 2023 00:19:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1682036347; x=1713572347; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=zo/enHcd24a/zv1nIUz07m3HxxiG/ex8WtBZ0iBSgD0=; b=npLq6adqe7aF3L456UBidokdZQueN+kv0fLHJlKJE4r/duXcIL40f4BS gLMQdA0LIjv5wvbfGxyzzCPvm0pslqj3hbZUi+HK77ujIe7Gm+hiYtB6G az6Wtc0WeCto957GbQa6pljh8ZmCEsFRKaJnocjhKuu20Hbjze9PopeHE +nxilW9fZZhglEbk01AqqAaM8d4oAQMw85sxdW3qR6s0KWzi0quF47IoY 8j0G9H4oPb1d/FarQnq5jQLjmjLg7sKfLZZ8A11wMr721b7fEOWXgQFP7 pozGxjtpm811ufKWncEL4n+gCOzHzWKERYwP1yEPGaL6dPQbG1gfjKBiD Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10686"; a="432162798" X-IronPort-AV: E=Sophos;i="5.99,214,1677571200"; d="scan'208";a="432162798" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Apr 2023 17:19:01 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10686"; a="761385725" X-IronPort-AV: E=Sophos;i="5.99,214,1677571200"; d="scan'208";a="761385725" Received: from lkp-server01.sh.intel.com (HELO b613635ddfff) ([10.239.97.150]) by fmsmga004.fm.intel.com with ESMTP; 20 Apr 2023 17:18:58 -0700 Received: from kbuild by b613635ddfff with local (Exim 4.96) (envelope-from ) id 1ppeUM-000gC0-0b; Fri, 21 Apr 2023 00:18:58 +0000 Date: Fri, 21 Apr 2023 08:18:03 +0800 From: kernel test robot To: Chris Down , linux-kernel@vger.kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Petr Mladek , Greg Kroah-Hartman , Sergey Senozhatsky , Steven Rostedt , John Ogness , Geert Uytterhoeven , kernel-team@fb.com Subject: Re: [PATCH v4 1/2] printk: Do not delay messages which aren't solicited by any console Message-ID: <202304210846.3xN0Ge3m-lkp@intel.com> References: <43d7f8d6e4b45a1a76fceef2d117bbc3954bc0bf.1681994221.git.chris@chrisdown.name> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <43d7f8d6e4b45a1a76fceef2d117bbc3954bc0bf.1681994221.git.chris@chrisdown.name> Hi Chris, kernel test robot noticed the following build errors: [auto build test ERROR on cb0856346a60fe3eb837ba5e73588a41f81ac05f] url: https://github.com/intel-lab-lkp/linux/commits/Chris-Down/printk-Do-not-delay-messages-which-aren-t-solicited-by-any-console/20230420-204202 base: cb0856346a60fe3eb837ba5e73588a41f81ac05f patch link: https://lore.kernel.org/r/43d7f8d6e4b45a1a76fceef2d117bbc3954bc0bf.1681994221.git.chris%40chrisdown.name patch subject: [PATCH v4 1/2] printk: Do not delay messages which aren't solicited by any console config: x86_64-randconfig-a013-20230417 (https://download.01.org/0day-ci/archive/20230421/202304210846.3xN0Ge3m-lkp@intel.com/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/db9fb81bc5f175ef48cb317c24da85d0f6d4391d git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Chris-Down/printk-Do-not-delay-messages-which-aren-t-solicited-by-any-console/20230420-204202 git checkout db9fb81bc5f175ef48cb317c24da85d0f6d4391d # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash fs// kernel/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Link: https://lore.kernel.org/oe-kbuild-all/202304210846.3xN0Ge3m-lkp@intel.com/ All errors (new ones prefixed by >>): >> kernel/printk/printk.c:1298:3: error: expected ')' return; ^ kernel/printk/printk.c:1297:5: note: to match this '(' if ((boot_delay == 0 || system_state >= SYSTEM_RUNNING) ^ 1 error generated. vim +1298 kernel/printk/printk.c bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1291 db9fb81bc5f175 kernel/printk/printk.c Chris Down 2023-04-20 1292 static void boot_delay_msec(void) bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1293 { bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1294 unsigned long long k; bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1295 unsigned long timeout; bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1296 ff48cd26fc4889 kernel/printk/printk.c Thomas Gleixner 2017-05-16 1297 if ((boot_delay == 0 || system_state >= SYSTEM_RUNNING) bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 @1298 return; bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1299 3a3b6ed2235f2f kernel/printk.c Dave Young 2009-09-22 1300 k = (unsigned long long)loops_per_msec * boot_delay; bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1301 bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1302 timeout = jiffies + msecs_to_jiffies(boot_delay); bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1303 while (k) { bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1304 k--; bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1305 cpu_relax(); bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1306 /* bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1307 * use (volatile) jiffies to prevent bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1308 * compiler reduction; loop termination via jiffies bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1309 * is secondary and may or may not happen. bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1310 */ bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1311 if (time_after(jiffies, timeout)) bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1312 break; bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1313 touch_nmi_watchdog(); bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1314 } bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1315 } bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1316 #else db9fb81bc5f175 kernel/printk/printk.c Chris Down 2023-04-20 1317 static inline void boot_delay_msec(void) bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1318 { bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1319 } bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1320 #endif bfe8df3d314bdd kernel/printk.c Randy Dunlap 2007-10-16 1321 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests