Subject: Re: [PATCH net-next 01/14] net: txgbe: Add build support for txgbe ethernet driver

From: kernel test robot <[email-masked]>
Date: Thu, 12 May 2022 08:38:41 +0800

Hi Jiawen,

I love your patch! Perhaps something to improve:

[auto build test WARNING on horms-ipvs/master]
[cannot apply to net-next/master net/master linus/master v5.18-rc6 next-20220511]
[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]

url:    https://github.com/intel-lab-lkp/linux/commits/Jiawen-Wu/Wangxun-10-Gigabit-Ethernet-Driver/20220511-113032
base:   https://git.kernel.org/pub/scm/linux/kernel/git/horms/ipvs.git master
config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20220512/[email-masked]/config)
compiler: arceb-elf-gcc (GCC) 11.3.0
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/63bf477b5f111995b0ea1fcf839b7e6b0c06ca55
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Jiawen-Wu/Wangxun-10-Gigabit-Ethernet-Driver/20220511-113032
        git checkout 63bf477b5f111995b0ea1fcf839b7e6b0c06ca55
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash drivers/net/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email-masked]>

All warnings (new ones prefixed by >>):

>> drivers/net/ethernet/wangxun/txgbe/txgbe_main.c:47:6: warning: no previous prototype for 'txgbe_service_event_schedule' [-Wmissing-prototypes]
      47 | void txgbe_service_event_schedule(struct txgbe_adapter *adapter)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/net/ethernet/wangxun/txgbe/txgbe_main.c: In function 'txgbe_probe':
   drivers/net/ethernet/wangxun/txgbe/txgbe_main.c:148:18: warning: variable 'pci_using_dac' set but not used [-Wunused-but-set-variable]
     148 |         int err, pci_using_dac;
         |                  ^~~~~~~~~~~~~

vim +/txgbe_service_event_schedule +47 drivers/net/ethernet/wangxun/txgbe/txgbe_main.c

    46	
  > 47	void txgbe_service_event_schedule(struct txgbe_adapter *adapter)
    48	{
    49		if (!test_bit(__TXGBE_DOWN, &adapter->state) &&
    50		    !test_bit(__TXGBE_REMOVING, &adapter->state) &&
    51		    !test_and_set_bit(__TXGBE_SERVICE_SCHED, &adapter->state))
    52			queue_work(txgbe_wq, &adapter->service_task);
    53	}
    54	

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https://01.org/lkp