linux-kernel - Re: [PATCH] vdpa/vp_vdpa: implement kick_vq_with

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Message-ID: <202412022030.EVj2Z5mv-lkp@intel.com>
Date: Mon, 2 Dec 2024 20:41:19 +0800
From: kernel test robot <lkp@...el.com>
To: "Yuxue Liu yuxue.liu@...uarmicro.com" <yuxue.liu@...uarmicro.com>,
	jasowang@...hat.com, mst@...hat.com
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	xuanzhuo@...ux.alibaba.com, virtualization@...ts.linux.dev,
	linux-kernel@...r.kernel.org, yuxue.liu@...uarmicro.com,
	angus.chen@...uarmicro.com
Subject: Re: [PATCH] vdpa/vp_vdpa: implement kick_vq_with_data callback

Hi Yuxue,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.13-rc1 next-20241128]
[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/Yuxue-Liu-yuxue-liu-jaguarmicro-com/vdpa-vp_vdpa-implement-kick_vq_with_data-callback/20241202-114053
base:   linus/master
patch link:    https://lore.kernel.org/r/20241202033611.1374-1-yuxue.liu%40jaguarmicro.com
patch subject: [PATCH] vdpa/vp_vdpa: implement kick_vq_with_data callback
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20241202/202412022030.EVj2Z5mv-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 592c0fe55f6d9a811028b5f3507be91458ab2713)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241202/202412022030.EVj2Z5mv-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202412022030.EVj2Z5mv-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/vdpa/virtio_pci/vp_vdpa.c:12:
   In file included from include/linux/module.h:19:
   In file included from include/linux/elf.h:6:
   In file included from arch/s390/include/asm/elf.h:181:
   In file included from arch/s390/include/asm/mmu_context.h:11:
   In file included from arch/s390/include/asm/pgalloc.h:18:
   In file included from include/linux/mm.h:2223:
   include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     504 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     505 |                            item];
         |                            ~~~~
   include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     511 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     512 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     518 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   include/linux/vmstat.h:524:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     524 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     525 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
>> drivers/vdpa/virtio_pci/vp_vdpa.c:372:39: error: use of undeclared identifier 'vdpa'
     372 |         struct vp_vdpa *vp_vdpa = vdpa_to_vp(vdpa);
         |                                              ^
   4 warnings and 1 error generated.


vim +/vdpa +372 drivers/vdpa/virtio_pci/vp_vdpa.c

   369	
   370	static void vp_vdpa_kick_vq_with_data(struct vdpa_device *vdpa_dev, u32 data)
   371	{
 > 372		struct vp_vdpa *vp_vdpa = vdpa_to_vp(vdpa);
   373		u16 qid = data & 0xFFFF;
   374	
   375		vp_iowrite32(data, vp_vdpa->vring[qid].notify);
   376	}
   377	

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