Re: [PATCH V7 3/8] vringh: IOTLB support

[Jason Wang <jasowang@redhat.com>]

On 2020/3/25 上午2:19, kbuild test robot wrote:
> Hi Jason,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on vhost/linux-next]
> [also build test ERROR on linux/master linus/master v5.6-rc7 next-20200324]
> [if your patch is applied to the wrong git tree, please drop us a note to help
> improve the system. BTW, we also suggest to use '--base' option to specify the
> base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
>
> url:    https://github.com/0day-ci/linux/commits/Jason-Wang/vDPA-support/20200324-142634
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next
> config: alpha-randconfig-a001-20200324 (attached as .config)
> compiler: alpha-linux-gcc (GCC) 9.2.0
> 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
>          GCC_VERSION=9.2.0 make.cross ARCH=alpha
>
> If you fix the issue, kindly add following tag
> Reported-by: kbuild test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
>     alpha-linux-ld: drivers/vhost/vringh.o: in function `iotlb_translate':
>     drivers/vhost/vringh.c:1079: undefined reference to `vhost_iotlb_itree_first'


This is because VHOST now depends on VHOST_IOTLB, but it was still 
selected by MIC or VOP.

Will fix this by switching to use "depends on" fro MIC and VOP

Thanks.


>>> alpha-linux-ld: drivers/vhost/vringh.c:1079: undefined reference to `vhost_iotlb_itree_first'
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org