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-rw-r--r--Documentation/networking/devlink/devlink-port.rst2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/networking/devlink/devlink-port.rst b/Documentation/networking/devlink/devlink-port.rst
index 9374ebe70f48..18aca77006d5 100644
--- a/Documentation/networking/devlink/devlink-port.rst
+++ b/Documentation/networking/devlink/devlink-port.rst
@@ -420,6 +420,8 @@ API allows to configure following rate object's parameters:
Parent node name. Parent node rate limits are considered as additional limits
to all node children limits. ``tx_max`` is an upper limit for children.
``tx_share`` is a total bandwidth distributed among children.
+ If the device supports cross-function scheduling, the parent can be from a
+ different function of the same underlying device.
``tc_bw``
Allow users to set the bandwidth allocation per traffic class on rate