[PULL] vhost: cleanups and fixes

[Michael S. Tsirkin]

The following changes since commit e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd:

  Linux 5.1 (2019-05-05 17:42:58 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git tags/for_linus

for you to fetch changes up to 050f4c4d2fbbd8217d94dc21051cc597d2a6848b:

  virtio/s390: enable packed ring (2019-05-12 13:11:36 -0400)

----------------------------------------------------------------
virtio: fixes, features

s390 has packed ring support.
several fixes.

Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>

----------------------------------------------------------------
Halil Pasic (3):
      virtio/s390: use vring_create_virtqueue
      virtio/s390: DMA support for virtio-ccw
      virtio/s390: enable packed ring

Jiang Biao (1):
      virtio/virtio_ring: do some comment fixes

Jonathan NeuschÃfer (1):
      tools/virtio/ringtest: Remove bogus definition of BUG_ON()

Paolo Bonzini (1):
      vhost-scsi: remove incorrect memory barrier

YueHaibing (1):
      virtio_ring: Fix potential mem leak in virtqueue_add_indirect_packed

 drivers/s390/virtio/virtio_ccw.c | 52 +++++++++++++++++++---------------------
 drivers/vhost/scsi.c             |  1 -
 drivers/virtio/virtio_ring.c     | 28 ++++++++++++----------
 include/linux/virtio.h           | 17 -------------
 tools/virtio/ringtest/ptr_ring.c |  1 -
 5 files changed, 40 insertions(+), 59 deletions(-)