Re: [PATCH V2 5/5] virtio: Bind virtio device to device-tree node

[kernel test robot <lkp@intel.com>]

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Hi Viresh,

I love your patch! Perhaps something to improve:

[auto build test WARNING on robh/for-next]
[also build test WARNING on wsa/i2c/for-next linus/master v5.14-rc2 next-20210722]
[cannot apply to vhost/linux-next gpio/for-next]
[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/0day-ci/linux/commits/Viresh-Kumar/virtio-Add-virtio-device-bindings/20210722-175938
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: x86_64-randconfig-a011-20210722 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9625ca5b602616b2f5584e8a49ba93c52c141e40)
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
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://github.com/0day-ci/linux/commit/9fb9d8588a85661842129507462ae210c16f7675
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Viresh-Kumar/virtio-Add-virtio-device-bindings/20210722-175938
        git checkout 9fb9d8588a85661842129507462ae210c16f7675
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> drivers/virtio/virtio.c:327:34: warning: unused variable 'of_virtio_devices' [-Wunused-const-variable]
   static const struct of_device_id of_virtio_devices[] = {
                                    ^
   1 warning generated.


vim +/of_virtio_devices +327 drivers/virtio/virtio.c

   325	
   326	/* Virtio device compatibles and IDs */
 > 327	static const struct of_device_id of_virtio_devices[] = {
   328		{ .compatible = "virtio,22", .data = (void *)VIRTIO_ID_I2C_ADAPTER },
   329		{ .compatible = "virtio,29", .data = (void *)VIRTIO_ID_GPIO },
   330		{ }
   331	};
   332	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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