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macvlan: Use compare_ether_addr_64bits() 

To speedup ether addresses compares, we can use compare_ether_addr_64bits()
(all operands are guaranteed to be at least 8 bytes long)

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2009-09-01 05:46:05 +00:00 committed by David S. Miller
parent c3c7432741
commit ac06713d55
1 changed files with 3 additions and 3 deletions
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6
drivers/net/macvlan.c
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@ -54,7 +54,7 @@ static struct macvlan_dev *macvlan_hash_lookup(const struct macvlan_port *port,
struct hlist_node *n; struct hlist_node *n;
hlist_for_each_entry_rcu(vlan, n, &port->vlan_hash[addr[5]], hlist) { hlist_for_each_entry_rcu(vlan, n, &port->vlan_hash[addr[5]], hlist) {
if (!compare_ether_addr(vlan->dev->dev_addr, addr)) if (!compare_ether_addr_64bits(vlan->dev->dev_addr, addr))
return vlan; return vlan;
} }
return NULL; return NULL;
@ -92,7 +92,7 @@ static int macvlan_addr_busy(const struct macvlan_port *port,
* currently in use by the underlying device or * currently in use by the underlying device or
* another macvlan. * another macvlan.
*/ */
if (memcmp(port->dev->dev_addr, addr, ETH_ALEN) == 0) if (!compare_ether_addr_64bits(port->dev->dev_addr, addr))
return 1; return 1;
if (macvlan_hash_lookup(port, addr)) if (macvlan_hash_lookup(port, addr))
@ -130,7 +130,7 @@ static void macvlan_broadcast(struct sk_buff *skb,
dev->stats.multicast++; dev->stats.multicast++;
nskb->dev = dev; nskb->dev = dev;
if (!compare_ether_addr(eth->h_dest, dev->broadcast)) if (!compare_ether_addr_64bits(eth->h_dest, dev->broadcast))
nskb->pkt_type = PACKET_BROADCAST; nskb->pkt_type = PACKET_BROADCAST;
else else
nskb->pkt_type = PACKET_MULTICAST; nskb->pkt_type = PACKET_MULTICAST;