bonding: add support for numa-only in lacp mode

If numa-only is set, Only slaves on local numa node
transmit pkts if have at least one, otherwise the bond
interface works as usual.

CLI change:
create bond mode lacp [load-balance { l2 | l23 | l34 } {numa-only}]
[hw-addr <mac-address>] [id <if-id>]

The new member "u8 numa_only;" is also added to bond_create_if_args_t.

Type: feature

Change-Id: Icdccedafb0738d8c9d4a5acce909ce562428c071
Signed-off-by: Zhiyong Yang <zhiyong.yang@intel.com>
diff --git a/src/vnet/bonding/node.h b/src/vnet/bonding/node.h
index 1782150..94b43dc 100644
--- a/src/vnet/bonding/node.h
+++ b/src/vnet/bonding/node.h
@@ -82,6 +82,7 @@
   u8 hw_addr[6];
   u8 mode;
   u8 lb;
+  u8 numa_only;
   /* return */
   u32 sw_if_index;
   int rv;
@@ -117,6 +118,7 @@
   u8 interface_name[64];
   u8 mode;
   u8 lb;
+  u8 numa_only;
   u32 active_slaves;
   u32 slaves;
 } bond_interface_details_t;
@@ -187,6 +189,14 @@
   lacp_port_info_t actor;
   u8 individual_aggregator;
 
+  /* If the flag numa_only is set, it means that only slaves
+     on local numa node works for lacp mode if have at least one,
+     otherwise it works as usual. */
+  u8 numa_only;
+
+  /* How many slaves on local numa node are there in lacp mode? */
+  word n_numa_slaves;
+
   u32 group;
   uword *port_number_bitmap;
   u8 use_custom_mac;