linux-kernel - Re: [PATCH 1/2] virtio: abstract virtqueue related methods

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Date:   Sat, 13 May 2023 00:40:49 +0800
From:   kernel test robot <lkp@...el.com>
To:     zhenwei pi <pizhenwei@...edance.com>, stefanha@...hat.com,
        mst@...hat.com, jasowang@...hat.com
Cc:     oe-kbuild-all@...ts.linux.dev, xuanzhuo@...ux.alibaba.com,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, zhenwei pi <pizhenwei@...edance.com>
Subject: Re: [PATCH 1/2] virtio: abstract virtqueue related methods

Hi zhenwei,

kernel test robot noticed the following build errors:

[auto build test ERROR on mst-vhost/linux-next]
[also build test ERROR on linus/master v6.4-rc1 next-20230512]
[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/zhenwei-pi/virtio-abstract-virtqueue-related-methods/20230512-174928
base:   https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next
patch link:    https://lore.kernel.org/r/20230512094618.433707-2-pizhenwei%40bytedance.com
patch subject: [PATCH 1/2] virtio: abstract virtqueue related methods
config: loongarch-allyesconfig (https://download.01.org/0day-ci/archive/20230513/202305130012.LQ2KTO5C-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 12.1.0
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/372bc1a0371968752fe0f5ec6e81edee6f9c44dd
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review zhenwei-pi/virtio-abstract-virtqueue-related-methods/20230512-174928
        git checkout 372bc1a0371968752fe0f5ec6e81edee6f9c44dd
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=loongarch olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=loongarch SHELL=/bin/bash drivers/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305130012.LQ2KTO5C-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/virtio/virtio.c: In function 'virtio_break_device':
>> drivers/virtio/virtio.c:893:24: error: 'struct virtqueue_ops' has no member named '__builtin_loongarch_break'
     893 |                 vq->ops->__break(vq);
         |                        ^~


vim +893 drivers/virtio/virtio.c

   882	
   883	/*
   884	 * This should prevent the device from being used, allowing drivers to
   885	 * recover.  You may need to grab appropriate locks to flush.
   886	 */
   887	void virtio_break_device(struct virtio_device *dev)
   888	{
   889		struct virtqueue *vq;
   890	
   891		spin_lock(&dev->vqs_list_lock);
   892		list_for_each_entry(vq, &dev->vqs, list) {
 > 893			vq->ops->__break(vq);
   894		}
   895		spin_unlock(&dev->vqs_list_lock);
   896	}
   897	EXPORT_SYMBOL_GPL(virtio_break_device);
   898	

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