linux-kernel - Re: [PATCH] virtio_mmio: pm: Add notification handlers for restore and freeze

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Date:   Tue, 14 Dec 2021 02:46:08 +0800
From:   kernel test robot <lkp@...el.com>
To:     Mikhail Golubev <Mikhail.Golubev@...nsynergy.com>,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Mikhail Golubev <Mikhail.Golubev@...nsynergy.com>
Subject: Re: [PATCH] virtio_mmio: pm: Add notification handlers for restore
 and freeze

Hi Mikhail,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linux/master]
[also build test ERROR on linus/master v5.16-rc5]
[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/Mikhail-Golubev/virtio_mmio-pm-Add-notification-handlers-for-restore-and-freeze/20211214-001636
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 136057256686de39cc3a07c2e39ef6bc43003ff6
config: m68k-randconfig-r033-20211213 (https://download.01.org/0day-ci/archive/20211214/202112140201.xeCfVzym-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 11.2.0
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/0day-ci/linux/commit/86cd610f19003c4d848c13e5e00e38e9bc41f54e
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Mikhail-Golubev/virtio_mmio-pm-Add-notification-handlers-for-restore-and-freeze/20211214-001636
        git checkout 86cd610f19003c4d848c13e5e00e38e9bc41f54e
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash drivers/virtio/

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

All errors (new ones prefixed by >>):

   drivers/virtio/virtio_mmio.c: In function 'virtio_mmio_freeze':
>> drivers/virtio/virtio_mmio.c:770:16: error: implicit declaration of function 'virtio_device_freeze'; did you mean 'virtio_device_ready'? [-Werror=implicit-function-declaration]
     770 |         return virtio_device_freeze(&vm_dev->vdev);
         |                ^~~~~~~~~~~~~~~~~~~~
         |                virtio_device_ready
   drivers/virtio/virtio_mmio.c: In function 'virtio_mmio_restore':
>> drivers/virtio/virtio_mmio.c:778:16: error: implicit declaration of function 'virtio_device_restore'; did you mean 'virtio_mmio_restore'? [-Werror=implicit-function-declaration]
     778 |         return virtio_device_restore(&vm_dev->vdev);
         |                ^~~~~~~~~~~~~~~~~~~~~
         |                virtio_mmio_restore
   cc1: some warnings being treated as errors


vim +770 drivers/virtio/virtio_mmio.c

   764	
   765	static int __maybe_unused virtio_mmio_freeze(struct device *dev)
   766	{
   767		struct platform_device *pdev = to_platform_device(dev);
   768		struct virtio_mmio_device *vm_dev = platform_get_drvdata(pdev);
   769	
 > 770		return virtio_device_freeze(&vm_dev->vdev);
   771	}
   772	
   773	static int __maybe_unused virtio_mmio_restore(struct device *dev)
   774	{
   775		struct platform_device *pdev = to_platform_device(dev);
   776		struct virtio_mmio_device *vm_dev = platform_get_drvdata(pdev);
   777	
 > 778		return virtio_device_restore(&vm_dev->vdev);
   779	}
   780	

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