From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>

Hi,
  This set of patches adds the core of the virtio-fs support to qemu.
It's no longer marked experimental since both the spec and kernel have
been merged upstream.

  A future set of patches will add the optional DAX mapping support.

  The actual qemu change is pretty minimal, since it's really only
a virtio device with some queues.

Some links:
  Mailing list: https://www.redhat.com/mailman/listinfo/virtio-fs
  Dev tree: Including filesystem daemon: https://gitlab.com/virtio-fs/qemu

v4
  Update the linux headers using the update script directly from the
    kernel tree
  No longer marked experimental

Dr. David Alan Gilbert (3):
  virtio: Add virtio_fs linux headers
  virtio: add vhost-user-fs base device
  virtio: add vhost-user-fs-pci device

 configure                                   |  13 +
 hw/virtio/Makefile.objs                     |   2 +
 hw/virtio/vhost-user-fs-pci.c               |  85 ++++++
 hw/virtio/vhost-user-fs.c                   | 299 ++++++++++++++++++++
 include/hw/virtio/vhost-user-fs.h           |  45 +++
 include/standard-headers/linux/virtio_fs.h  |  19 ++
 include/standard-headers/linux/virtio_ids.h |   2 +
 7 files changed, 465 insertions(+)
 create mode 100644 hw/virtio/vhost-user-fs-pci.c
 create mode 100644 hw/virtio/vhost-user-fs.c
 create mode 100644 include/hw/virtio/vhost-user-fs.h
 create mode 100644 include/standard-headers/linux/virtio_fs.h

-- 
2.21.0