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Commit a471be41 authored by Scott Feldman's avatar Scott Feldman Committed by David S. Miller
Browse files

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: default avatarScott Feldman <sfeldma@gmail.com>
Acked-by: default avatarJiri Pirko <jiri@resnulli.us>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 34ea90ef

drivers/net/ethernet/rocker/rocker.c

+12 −6
Original line number Diff line number Diff line
@@ -152,6 +152,7 @@ struct rocker_fdb_tbl_entry { 
	struct hlist_node entry;

	u32 key_crc32; /* key */

	bool learned;

	unsigned long touched;

	struct rocker_fdb_tbl_key {

		u32 pport;

		u8 addr[ETH_ALEN];
@@ -3629,6 +3630,7 @@ static int rocker_port_fdb(struct rocker_port *rocker_port, 
		return -ENOMEM;



	fdb->learned = (flags & ROCKER_OP_FLAG_LEARNED);

	fdb->touched = jiffies;

	fdb->key.pport = rocker_port->pport;

	ether_addr_copy(fdb->key.addr, addr);

	fdb->key.vlan_id = vlan_id;
@@ -3638,13 +3640,17 @@ static int rocker_port_fdb(struct rocker_port *rocker_port, 


	found = rocker_fdb_tbl_find(rocker, fdb);



	if (removing && found) {

	if (found) {

		found->touched = jiffies;

		if (removing) {

			rocker_port_kfree(trans, fdb);

			if (trans != SWITCHDEV_TRANS_PREPARE)

				hash_del(&found->entry);

	} else if (!removing && !found) {

		}

	} else if (!removing) {

		if (trans != SWITCHDEV_TRANS_PREPARE)

			hash_add(rocker->fdb_tbl, &fdb->entry, fdb->key_crc32);

			hash_add(rocker->fdb_tbl, &fdb->entry,

				 fdb->key_crc32);

	}



	spin_unlock_irqrestore(&rocker->fdb_tbl_lock, lock_flags);