Hi Cai,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.13-rc7 next-20210621]
[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]

url:    https://github.com/0day-ci/linux/commits/Cai-Huoqing/remove-include-linux-virtio-h/20210621-160457
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 13311e74253fe64329390df80bed3f07314ddd61
config: i386-randconfig-r025-20210621 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://github.com/0day-ci/linux/commit/b3608bd9d8be6e557c4291deb2f6da3e8e04c01f
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Cai-Huoqing/remove-include-linux-virtio-h/20210621-160457
        git checkout b3608bd9d8be6e557c4291deb2f6da3e8e04c01f
        # save the attached .config to linux build tree
        make W=1 ARCH=i386 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> ld: drivers/virtio/virtio_ring.o:(.altinstructions+0x2c): undefined reference to `X86_FEATURE_XMM2'
   ld: drivers/virtio/virtio_ring.o:(.altinstructions+0x38): undefined reference to `X86_FEATURE_XMM2'
   ld: drivers/virtio/virtio_ring.o:(.altinstructions+0x44): undefined reference to `X86_FEATURE_XMM2'
   ld: drivers/virtio/virtio_ring.o:(.altinstructions+0x50): undefined reference to `X86_FEATURE_XMM2'

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org