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-rw-r--r--docs/interop/vhost-user.rst9
1 files changed, 9 insertions, 0 deletions
diff --git a/docs/interop/vhost-user.rst b/docs/interop/vhost-user.rst
index 7f3232c798..dc0ff9211f 100644
--- a/docs/interop/vhost-user.rst
+++ b/docs/interop/vhost-user.rst
@@ -1163,6 +1163,15 @@ Master message types
send the shared inflight buffer back to slave so that slave could
get inflight I/O after a crash or restart.
+``VHOST_USER_GPU_SET_SOCKET``
+ :id: 33
+ :equivalent ioctl: N/A
+ :master payload: N/A
+
+ Sets the GPU protocol socket file descriptor, which is passed as
+ ancillary data. The GPU protocol is used to inform the master of
+ rendering state and updates. See vhost-user-gpu.rst for details.
+
Slave message types
-------------------