Re: [Qemu-devel] [PATCH v7 1/4] vhost-user: add new vhost user messages to support virtio config space

[Stefan Hajnoczi]

On Wed, Dec 13, 2017 at 10:29:00AM +0800, Changpeng Liu wrote:
> Add VHOST_USER_GET_CONFIG/VHOST_USER_SET_CONFIG messages which can be
> used for live migration of vhost user devices, also vhost user devices
> can benefit from the messages to get/set virtio config space from/to the
> I/O target. For the purpose to support virtio config space change,
> VHOST_USER_SET_CONFIG_FD message is added as the event notifier
> in case virtio config space change in the I/O target.
> 
> Signed-off-by: Changpeng Liu <address@hidden>
> ---
>  docs/interop/vhost-user.txt       |  45 ++++++++++++++++
>  hw/virtio/vhost-user.c            | 107 
> ++++++++++++++++++++++++++++++++++++++
>  hw/virtio/vhost.c                 |  64 +++++++++++++++++++++++
>  include/hw/virtio/vhost-backend.h |  14 +++++
>  include/hw/virtio/vhost.h         |  16 ++++++
>  5 files changed, 246 insertions(+)

Reviewed-by: Stefan Hajnoczi <address@hidden>

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