diff options
Diffstat (limited to 'Documentation/networking')
| -rw-r--r-- | Documentation/networking/dsa/dsa.txt | 10 | ||||
| -rw-r--r-- | Documentation/networking/msg_zerocopy.rst | 2 | ||||
| -rw-r--r-- | Documentation/networking/switchdev.txt | 10 |
3 files changed, 9 insertions, 13 deletions
diff --git a/Documentation/networking/dsa/dsa.txt b/Documentation/networking/dsa/dsa.txt index 25170ad7d25b..101f2b2c69ad 100644 --- a/Documentation/networking/dsa/dsa.txt +++ b/Documentation/networking/dsa/dsa.txt @@ -533,16 +533,12 @@ Bridge VLAN filtering function that the driver has to call for each VLAN the given port is a member of. A switchdev object is used to carry the VID and bridge flags. -- port_fdb_prepare: bridge layer function invoked when the bridge prepares the - installation of a Forwarding Database entry. If the operation is not - supported, this function should return -EOPNOTSUPP to inform the bridge code - to fallback to a software implementation. No hardware setup must be done in - this function. See port_fdb_add for this and details. - - port_fdb_add: bridge layer function invoked when the bridge wants to install a Forwarding Database entry, the switch hardware should be programmed with the specified address in the specified VLAN Id in the forwarding database - associated with this VLAN ID + associated with this VLAN ID. If the operation is not supported, this + function should return -EOPNOTSUPP to inform the bridge code to fallback to + a software implementation. Note: VLAN ID 0 corresponds to the port private database, which, in the context of DSA, would be the its port-based VLAN, used by the associated bridge device. diff --git a/Documentation/networking/msg_zerocopy.rst b/Documentation/networking/msg_zerocopy.rst index fe46d4867e2d..18c1415e7bfa 100644 --- a/Documentation/networking/msg_zerocopy.rst +++ b/Documentation/networking/msg_zerocopy.rst @@ -7,7 +7,7 @@ Intro ===== The MSG_ZEROCOPY flag enables copy avoidance for socket send calls. -The feature is currently implemented for TCP sockets. +The feature is currently implemented for TCP and UDP sockets. Opportunity and Caveats diff --git a/Documentation/networking/switchdev.txt b/Documentation/networking/switchdev.txt index 82236a17b5e6..97b7ca8b9b86 100644 --- a/Documentation/networking/switchdev.txt +++ b/Documentation/networking/switchdev.txt @@ -92,11 +92,11 @@ device. Switch ID ^^^^^^^^^ -The switchdev driver must implement the switchdev op switchdev_port_attr_get -for SWITCHDEV_ATTR_ID_PORT_PARENT_ID for each port netdev, returning the same -physical ID for each port of a switch. The ID must be unique between switches -on the same system. The ID does not need to be unique between switches on -different systems. +The switchdev driver must implement the net_device operation +ndo_get_port_parent_id for each port netdev, returning the same physical ID for +each port of a switch. The ID must be unique between switches on the same +system. The ID does not need to be unique between switches on different +systems. The switch ID is used to locate ports on a switch and to know if aggregated ports belong to the same switch. |