By default, we assume that server need to wait all inflight IO on GET_VRING_BASE. However, this fact is not recorded anywhere in the documentation. So, add this info in rst.
Signed-off-by: Alexandr Moshkov <[email protected]> Reviewed-by: Stefan Hajnoczi <[email protected]> --- docs/interop/vhost-user.rst | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/docs/interop/vhost-user.rst b/docs/interop/vhost-user.rst index 93a9c8df2b..66a8a2fbf3 100644 --- a/docs/interop/vhost-user.rst +++ b/docs/interop/vhost-user.rst @@ -1250,7 +1250,8 @@ Front-end message types When and as long as all of a device's vrings are stopped, it is *suspended*, see :ref:`Suspended device state - <suspended_device_state>`. + <suspended_device_state>`. The back-end must complete all inflight I/O + requests for the specified vring before stopping it. The request payload's *num* field is currently reserved and must be set to 0. -- 2.34.1
