[PATCH 1/4] iommu: Add virtio-iommu driver

kbuild test robot
Wed, 21 Feb 2018 21:08:31 -0000

Hi Jean-Philippe,

I love your patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.16-rc2 next-20180221]
[cannot apply to iommu/next]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]

url:
https://github.com/0day-ci/linux/commits/Jean-Philippe-Brucker/Add-virtio-iommu-driver/20180217-075417
config: ia64-allmodconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 7.2.0
reproduce:
        wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=ia64

All errors (new ones prefixed by >>):

   drivers/iommu/virtio-iommu.o: In function
`viommu_send_reqs_sync':
>> virtio-iommu.c:(.text+0xa82): undefined reference to
`virtqueue_add_sgs'
>> virtio-iommu.c:(.text+0xb52): undefined reference to
`virtqueue_kick'
>> virtio-iommu.c:(.text+0xd82): undefined reference to
`virtqueue_get_buf'
   drivers/iommu/virtio-iommu.o: In function
`viommu_probe':
>> virtio-iommu.c:(.text+0x23f2): undefined reference to
`virtio_check_driver_offered_feature'
   virtio-iommu.c:(.text+0x2572): undefined reference to
`virtio_check_driver_offered_feature'
   virtio-iommu.c:(.text+0x26f2): undefined reference to
`virtio_check_driver_offered_feature'
   drivers/iommu/virtio-iommu.o: In function
`virtio_iommu_drv_init':
>> virtio-iommu.c:(.init.text+0x22): undefined reference to
`register_virtio_driver'

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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