Re: [PATCH v4 6/6] Driver: VMBus: Add device tree support

From: kernel test robot <lkp@intel.com>
To: Saurabh Sengar <ssengar@linux.microsoft.com>,
	robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
	kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org,
	decui@microsoft.com, daniel.lezcano@linaro.org,
	tglx@linutronix.de, virtualization@lists.linux-foundation.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-hyperv@vger.kernel.org, mikelley@microsoft.com,
	ssengar@microsoft.com, dphadke@linux.microsoft.com
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: Re: [PATCH v4 6/6] Driver: VMBus: Add device tree support
Date: Wed, 8 Feb 2023 16:22:01 +0800	[thread overview]
Message-ID: <202302081621.odizDzHG-lkp@intel.com> (raw)
In-Reply-To: <1675756199-5917-7-git-send-email-ssengar@linux.microsoft.com>

Hi Saurabh,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on next-20230207]
[cannot apply to robh/for-next tip/timers/core brgl/gpio/for-next wsa/i2c/for-next linus/master v6.2-rc7 v6.2-rc6 v6.2-rc5 v6.2-rc7]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Saurabh-Sengar/drivers-clocksource-hyper-v-non-ACPI-support-in-hyperv-clock/20230207-155113
patch link:    https://lore.kernel.org/r/1675756199-5917-7-git-send-email-ssengar%40linux.microsoft.com
patch subject: [PATCH v4 6/6] Driver: VMBus: Add device tree support
config: i386-randconfig-a015 (https://download.01.org/0day-ci/archive/20230208/202302081621.odizDzHG-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/b3cd029f78e9c1f5cd1633e1ffc7c5a09deae98f
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Saurabh-Sengar/drivers-clocksource-hyper-v-non-ACPI-support-in-hyperv-clock/20230207-155113
        git checkout b3cd029f78e9c1f5cd1633e1ffc7c5a09deae98f
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/hv/

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

All warnings (new ones prefixed by >>):

>> drivers/hv/vmbus_drv.c:2691:21: warning: attribute declaration must precede definition [-Wignored-attributes]
   static const struct __maybe_unused of_device_id vmbus_of_match[] = {
                       ^
   include/linux/compiler_attributes.h:355:56: note: expanded from macro '__maybe_unused'
   #define __maybe_unused                  __attribute__((__unused__))
                                                          ^
   include/linux/mod_devicetable.h:268:8: note: previous definition is here
   struct of_device_id {
          ^
   1 warning generated.

vim +2691 drivers/hv/vmbus_drv.c

  2690	
> 2691	static const struct __maybe_unused of_device_id vmbus_of_match[] = {
  2692		{
  2693			.compatible = "microsoft,vmbus",
  2694		},
  2695		{
  2696			/* sentinel */
  2697		},
  2698	};
  2699	MODULE_DEVICE_TABLE(of, vmbus_of_match);
  2700	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests