Hi Tiwei,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on vhost/linux-next]
[cannot apply to v5.3 next-20190925]
[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/Tiwei-Bie/vhost-introduce-mdev-based-hardware-backend/20190926-125932
base:   https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next
config: x86_64-allyesconfig (attached as .config)
compiler: gcc-7 (Debian 7.4.0-13) 7.4.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <redacted>

All errors (new ones prefixed by >>):

quoted

drivers/vhost/mdev.c:13:10: fatal error: linux/virtio_mdev.h: No such file or directory

    #include <linux/virtio_mdev.h>
             ^~~~~~~~~~~~~~~~~~~~~
   compilation terminated.

vim +13 drivers/vhost/mdev.c

  > 13	#include <linux/virtio_mdev.h>
    14	

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0-DAY kernel test infrastructure                Open Source Technology Center
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