This Linux kernel change "Documentation: networking: switchdev: Update port parent ID section" is included in the Linux 5.0 release. This change is authored by Florian Fainelli <f.fainelli [at] gmail.com> on Wed Feb 20 14:58:50 2019 -0800. The commit for this change in Linux stable tree is 80d79ad (patch).
Documentation: networking: switchdev: Update port parent ID section Update the section about switchdev drivers having to implement a switchdev_port_attr_get() function to return SWITCHDEV_ATTR_ID_PORT_PARENT_ID since that is no longer valid after commit bccb30254a4a ("net: Get rid of SWITCHDEV_ATTR_ID_PORT_PARENT_ID"). Fixes: bccb30254a4a ("net: Get rid of SWITCHDEV_ATTR_ID_PORT_PARENT_ID") Reviewed-by: Ido Schimmel <[email protected]> Acked-by: Jiri Pirko <[email protected]> Signed-off-by: Florian Fainelli <[email protected]> Signed-off-by: David S. Miller <[email protected]>
There are 10 lines of Linux source code added/deleted in this change. Code changes to Linux kernel are as follows.
Documentation/networking/switchdev.txt | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/Documentation/networking/switchdev.txt b/Documentation/networking/switchdev.txt index 82236a1..97b7ca8 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.