On Fri, Jun 21, 2019 at 10:40:01AM +0100, Stefan Hajnoczi wrote:
> Sebastien Boeuf <sebastien.boeuf@intel.com> pointed out that libvhost-user
> doesn't advertise VHOST_USER_PROTOCOL_F_MQ. Today this prevents vhost-user-net
> multiqueue from working.
>
> In virtio-fs we also want to support multiqueue so I'm sending patches to add
> this. It's free to advertise VHOST_USER_PROTOCOL_F_MQ for all devices so we
> can do it unconditionally in libvhost-user.
>
> Several related improvements are included:
> Patch 1 - clean up duplicated and risky VhostUserMsg reply building code
> Patch 2 - remove hardcoded 8 virtqueue limit in libvhost-user
> Patch 4 - clarify vhost-user multiqueue specification
>
> Stefan Hajnoczi (4):
> libvhost-user: add vmsg_set_reply_u64() helper
> libvhost-user: support many virtqueues
> libvhost-user: implement VHOST_USER_PROTOCOL_F_MQ
> docs: avoid vhost-user-net specifics in multiqueue section
>
> contrib/libvhost-user/libvhost-user-glib.h | 2 +-
> contrib/libvhost-user/libvhost-user.h | 10 +++-
> contrib/libvhost-user/libvhost-user-glib.c | 12 +++-
> contrib/libvhost-user/libvhost-user.c | 65 +++++++++++++---------
> contrib/vhost-user-blk/vhost-user-blk.c | 16 +++---
> contrib/vhost-user-gpu/main.c | 9 ++-
> contrib/vhost-user-input/main.c | 11 +++-
> contrib/vhost-user-scsi/vhost-user-scsi.c | 21 +++----
> tests/vhost-user-bridge.c | 42 +++++++++-----
> docs/interop/vhost-user.rst | 21 +++----
> 10 files changed, 132 insertions(+), 77 deletions(-)
>
> --
> 2.21.0
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