From: Maxime Coquelin <maxime.coque...@redhat.com> This patch specifies the VHOST_USER_SET_STATUS and VHOST_USER_GET_STATUS requests, which are sent by the master to update and query the Virtio status in the backend.
Signed-off-by: Maxime Coquelin <maxime.coque...@redhat.com> Message-Id: <20200618134501.145747-1-maxime.coque...@redhat.com> Acked-by: Jason Wang <jasow...@redhat.com> Reviewed-by: Stefan Hajnoczi <stefa...@redhat.com> Reviewed-by: Michael S. Tsirkin <m...@redhat.com> Signed-off-by: Michael S. Tsirkin <m...@redhat.com> --- docs/interop/vhost-user.rst | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/docs/interop/vhost-user.rst b/docs/interop/vhost-user.rst index 688b7c6900..10e3e3475e 100644 --- a/docs/interop/vhost-user.rst +++ b/docs/interop/vhost-user.rst @@ -816,6 +816,7 @@ Protocol features #define VHOST_USER_PROTOCOL_F_RESET_DEVICE 13 #define VHOST_USER_PROTOCOL_F_INBAND_NOTIFICATIONS 14 #define VHOST_USER_PROTOCOL_F_CONFIGURE_MEM_SLOTS 15 + #define VHOST_USER_PROTOCOL_F_STATUS 16 Master message types -------------------- @@ -1307,6 +1308,29 @@ Master message types ``VHOST_USER_ADD_MEM_REG`` message, this message is used to set and update the memory tables of the slave device. +``VHOST_USER_SET_STATUS`` + :id: 39 + :equivalent ioctl: VHOST_VDPA_SET_STATUS + :slave payload: N/A + :master payload: ``u64`` + + When the ``VHOST_USER_PROTOCOL_F_STATUS`` protocol feature has been + successfully negotiated, this message is submitted by the master to + notify the backend with updated device status as defined in the Virtio + specification. + +``VHOST_USER_GET_STATUS`` + :id: 40 + :equivalent ioctl: VHOST_VDPA_GET_STATUS + :slave payload: ``u64`` + :master payload: N/A + + When the ``VHOST_USER_PROTOCOL_F_STATUS`` protocol feature has been + successfully negotiated, this message is submitted by the master to + query the backend for its device status as defined in the Virtio + specification. + + Slave message types ------------------- -- MST
