net: dsa: Remove documentation for port_fdb_prepare [Linux 5.0]

net: dsa: Remove documentation for port_fdb_prepare [Linux 5.0]

This Linux kernel change "net: dsa: Remove documentation for port_fdb_prepare" is included in the Linux 5.0 release. This change is authored by Hauke Mehrtens <hauke [at] hauke-m.de> on Fri Feb 22 20:07:45 2019 +0100. The commit for this change in Linux stable tree is 99407d8 (patch).

net: dsa: Remove documentation for port_fdb_prepare

This callback was removed some time ago, also remove the documentation.

Fixes: 1b6dd556c304 ("net: dsa: Remove prepare phase for FDB")
Signed-off-by: Hauke Mehrtens <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

There are 9 lines of Linux source code added/deleted in this change. Code changes to Linux kernel are as follows.

 Documentation/networking/dsa/dsa.txt | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/Documentation/networking/dsa/dsa.txt b/Documentation/networking/dsa/dsa.txt
index 25170ad..101f2b2 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.

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