From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) (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 D46DB257E for ; Thu, 19 Jan 2023 06:08:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1674108518; x=1705644518; h=date:from:to:cc:subject:message-id:mime-version; bh=1MV/+tbtakTtcwltUwhrqS1yilXLzqgQcOj/jVtgMZ8=; b=V+lveF/CnbOkPDrM22Ih04McyacmF8ETgEWevNCrr1rXdxcptOhTM3/s gJ6SgW3xd+w8HeQnMRax2h1DqOxj6KbZAk7lZlfkKCqcPAQIt712qcvxO E9kJIMiKntzWsy+CqUjyNPqnnApDICyCei32owoZ9vC4lGYfd7G2qKEb5 fN5JlmdYHnQNsorf/7LkrZU4KhUq5XHDflV9NVDKz55J/kNgGyb30LXB6 I+wpn3DRAsBDREXFnhSUBZXIoVKwNWWz/nOVeedLD+z8d1ZZF9vmkuIMz t8MCrzgXYHvJYaVe0uD8fbwjvUKxeZgTTkQBb6myDDQP41m+BPNAumyAW w==; X-IronPort-AV: E=McAfee;i="6500,9779,10594"; a="352460956" X-IronPort-AV: E=Sophos;i="5.97,228,1669104000"; d="scan'208";a="352460956" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Jan 2023 22:08:38 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10594"; a="660078435" X-IronPort-AV: E=Sophos;i="5.97,228,1669104000"; d="scan'208";a="660078435" Received: from lkp-server01.sh.intel.com (HELO 5646d64e7320) ([10.239.97.150]) by orsmga002.jf.intel.com with ESMTP; 18 Jan 2023 22:08:36 -0800 Received: from kbuild by 5646d64e7320 with local (Exim 4.96) (envelope-from ) id 1pIO6G-0001Ba-0X; Thu, 19 Jan 2023 06:08:36 +0000 Date: Thu, 19 Jan 2023 14:07:45 +0800 From: kernel test robot To: oe-kbuild@lists.linux.dev Cc: lkp@intel.com Subject: [rt-devel:linux-6.2.y-rt-rebase 14/46] kernel/printk/printk.c:2903:13: warning: 'console_is_usable_unlocked' defined but not used Message-ID: <202301191434.kRWtbfc2-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline :::::: :::::: Manual check reason: "gcc: unused function warning for stub function" :::::: BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev TO: Sebastian Andrzej Siewior tree: https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-6.2.y-rt-rebase head: bee0efc1fe1add1df7d677cee5a9c4c325196403 commit: 5342b8e20b15e5fb37e49de2435e62dd00ff20fe [14/46] printk: Bring back the RT bits. :::::: branch date: 7 days ago :::::: commit date: 7 days ago config: i386-tinyconfig (https://download.01.org/0day-ci/archive/20230119/202301191434.kRWtbfc2-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-8) 11.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git/commit/?id=5342b8e20b15e5fb37e49de2435e62dd00ff20fe git remote add rt-devel https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git git fetch --no-tags rt-devel linux-6.2.y-rt-rebase git checkout 5342b8e20b15e5fb37e49de2435e62dd00ff20fe # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=i386 olddefconfig make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash kernel/printk/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> kernel/printk/printk.c:2903:13: warning: 'console_is_usable_unlocked' defined but not used [-Wunused-function] 2903 | static bool console_is_usable_unlocked(struct console *con) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/console_is_usable_unlocked +2903 kernel/printk/printk.c a8199371afc279 Sergey Senozhatsky 2016-03-17 2902 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 @2903 static bool console_is_usable_unlocked(struct console *con) 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 2904 { 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 2905 int cookie; 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 2906 bool ret; 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 2907 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 2908 cookie = console_srcu_read_lock(); 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 2909 ret = console_is_usable(con); 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 2910 console_srcu_read_unlock(cookie); 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 2911 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 2912 return ret; 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 2913 } 5342b8e20b15e5 Sebastian Andrzej Siewior 2022-07-19 2914 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests