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Date:   Tue, 10 May 2022 14:51:57 +0800
From:   kernel test robot <lkp@intel.com>
To:     Sebastian Ene <sebastianene@google.com>,
        Rob Herring <robh+dt@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Arnd Bergmann <arnd@arndb.de>,
        Dragan Cvetic <dragan.cvetic@xilinx.com>
Cc:     kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
        devicetree@vger.kernel.org, maz@kernel.org, will@kernel.org,
        qperret@google.com, Guenter Roeck <linux@roeck-us.net>,
        Sebastian Ene <sebastianene@google.com>
Subject: Re: [PATCH v5 2/2] misc: Add a mechanism to detect stalls on guest
 vCPUs
Message-ID: <202205101453.rxj6blmH-lkp@intel.com>
References: <20220509091103.2220604-3-sebastianene@google.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
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In-Reply-To: <20220509091103.2220604-3-sebastianene@google.com>
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Hi Sebastian,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on robh/for-next]
[also build test ERROR on char-misc/char-misc-testing soc/for-next v5.18-rc6 next-20220509]
[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/Sebastian-Ene/Detect-stalls-on-guest-vCPUS/20220509-174959
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20220510/202205101453.rxj6blmH-lkp@intel.com/config)
compiler: sh4-linux-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/d3152372fdd19448b32806c0bffd78d8729d02e4
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Sebastian-Ene/Detect-stalls-on-guest-vCPUS/20220509-174959
        git checkout d3152372fdd19448b32806c0bffd78d8729d02e4
        # 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=sh SHELL=/bin/bash drivers/misc/

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

All errors (new ones prefixed by >>):

   In file included from include/linux/device/driver.h:21,
                    from include/linux/device.h:32,
                    from include/linux/node.h:18,
                    from include/linux/cpu.h:17,
                    from drivers/misc/vcpu_stall_detector.c:6:
>> drivers/misc/vcpu_stall_detector.c:203:25: error: 'vcpu_stall_detector_of_match' undeclared here (not in a function); did you mean 'vcpu_stall_detect_of_match'?
     203 | MODULE_DEVICE_TABLE(of, vcpu_stall_detector_of_match);
         |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/module.h:244:15: note: in definition of macro 'MODULE_DEVICE_TABLE'
     244 | extern typeof(name) __mod_##type##__##name##_device_table               \
         |               ^~~~
>> include/linux/module.h:244:21: error: '__mod_of__vcpu_stall_detector_of_match_device_table' aliased to undefined symbol 'vcpu_stall_detector_of_match'
     244 | extern typeof(name) __mod_##type##__##name##_device_table               \
         |                     ^~~~~~
   drivers/misc/vcpu_stall_detector.c:203:1: note: in expansion of macro 'MODULE_DEVICE_TABLE'
     203 | MODULE_DEVICE_TABLE(of, vcpu_stall_detector_of_match);
         | ^~~~~~~~~~~~~~~~~~~


vim +203 drivers/misc/vcpu_stall_detector.c

   202	
 > 203	MODULE_DEVICE_TABLE(of, vcpu_stall_detector_of_match);
   204	

-- 
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https://01.org/lkp