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X-CSE-ConnectionGUID: eqd7AcZ+Ssa1wIcJid4L+Q== X-CSE-MsgGUID: 4HTsWr2GTbCl32uotTkBhQ== X-IronPort-AV: E=McAfee;i="6700,10204,11194"; a="25112373" X-IronPort-AV: E=Sophos;i="6.10,227,1719903600"; d="scan'208";a="25112373" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Sep 2024 13:51:23 -0700 X-CSE-ConnectionGUID: xSDwJ3aiRp6TgDmOBK7APQ== X-CSE-MsgGUID: q/p1p85ZSdW7AcnyXT5+UQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,227,1719903600"; d="scan'208";a="72785713" Received: from lkp-server01.sh.intel.com (HELO 53e96f405c61) ([10.239.97.150]) by fmviesa004.fm.intel.com with ESMTP; 13 Sep 2024 13:51:22 -0700 Received: from kbuild by 53e96f405c61 with local (Exim 4.96) (envelope-from ) id 1spDGC-00070D-0j; Fri, 13 Sep 2024 20:51:20 +0000 Date: Sat, 14 Sep 2024 04:51:14 +0800 From: kernel test robot To: John Ogness Cc: oe-kbuild-all@lists.linux.dev Subject: Re: [PATCH next v2 3/4] serial: 8250: Switch to nbcon console Message-ID: <202409140437.EP0Ryw3u-lkp@intel.com> References: <20240913140538.221708-4-john.ogness@linutronix.de> Precedence: bulk X-Mailing-List: oe-kbuild-all@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: <20240913140538.221708-4-john.ogness@linutronix.de> Hi John, kernel test robot noticed the following build warnings: [auto build test WARNING on b794563ea12fb46d9499da9e30c33d9607e33697] url: https://github.com/intel-lab-lkp/linux/commits/John-Ogness/serial-8250-Split-out-IER-from-rs485_start_tx/20240913-220810 base: b794563ea12fb46d9499da9e30c33d9607e33697 patch link: https://lore.kernel.org/r/20240913140538.221708-4-john.ogness%40linutronix.de patch subject: [PATCH next v2 3/4] serial: 8250: Switch to nbcon console config: arc-randconfig-001-20240914 (https://download.01.org/0day-ci/archive/20240914/202409140437.EP0Ryw3u-lkp@intel.com/config) compiler: arc-elf-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240914/202409140437.EP0Ryw3u-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/202409140437.EP0Ryw3u-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/tty/serial/8250/8250_port.c:1904:13: warning: 'modem_status_handler' defined but not used [-Wunused-function] 1904 | static void modem_status_handler(struct irq_work *iwp) | ^~~~~~~~~~~~~~~~~~~~ vim +/modem_status_handler +1904 drivers/tty/serial/8250/8250_port.c 1898 1899 /* 1900 * irq_work handler to perform modem control. Only triggered via 1901 * write_atomic() callback because it may be in a scheduler or NMI 1902 * context, unable to wake tasks. 1903 */ > 1904 static void modem_status_handler(struct irq_work *iwp) 1905 { 1906 struct uart_8250_port *up = container_of(iwp, struct uart_8250_port, modem_status_work); 1907 struct uart_port *port = &up->port; 1908 1909 uart_port_lock(port); 1910 serial8250_modem_status(up); 1911 uart_port_unlock(port); 1912 } 1913 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki