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rocker: track when FDB entry is touched.
The entry is touched once when created, and touched again for each update. The touched time is used to calculate FDB entry age. Signed-off-by: Scott Feldman <sfeldma@gmail.com> Acked-by: Jiri Pirko <jiri@resnulli.us> Signed-off-by: David S. Miller <davem@davemloft.net>
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34ea90ef72
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@ -152,6 +152,7 @@ struct rocker_fdb_tbl_entry {
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struct hlist_node entry;
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u32 key_crc32; /* key */
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bool learned;
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unsigned long touched;
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struct rocker_fdb_tbl_key {
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u32 pport;
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u8 addr[ETH_ALEN];
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@ -3629,6 +3630,7 @@ static int rocker_port_fdb(struct rocker_port *rocker_port,
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return -ENOMEM;
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fdb->learned = (flags & ROCKER_OP_FLAG_LEARNED);
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fdb->touched = jiffies;
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fdb->key.pport = rocker_port->pport;
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ether_addr_copy(fdb->key.addr, addr);
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fdb->key.vlan_id = vlan_id;
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@ -3638,13 +3640,17 @@ static int rocker_port_fdb(struct rocker_port *rocker_port,
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found = rocker_fdb_tbl_find(rocker, fdb);
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if (removing && found) {
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rocker_port_kfree(trans, fdb);
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if (found) {
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found->touched = jiffies;
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if (removing) {
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rocker_port_kfree(trans, fdb);
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if (trans != SWITCHDEV_TRANS_PREPARE)
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hash_del(&found->entry);
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}
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} else if (!removing) {
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if (trans != SWITCHDEV_TRANS_PREPARE)
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hash_del(&found->entry);
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} else if (!removing && !found) {
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if (trans != SWITCHDEV_TRANS_PREPARE)
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hash_add(rocker->fdb_tbl, &fdb->entry, fdb->key_crc32);
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hash_add(rocker->fdb_tbl, &fdb->entry,
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fdb->key_crc32);
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}
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spin_unlock_irqrestore(&rocker->fdb_tbl_lock, lock_flags);
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