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authorStephen Hemminger <shemminger@osdl.org>2006-03-20 22:58:36 -0800
committerDavid S. Miller <davem@davemloft.net>2006-03-20 22:58:36 -0800
commitf8ae737deea1be001d7d8ac11c382a7b73a1c98f (patch)
treefdf933b58a17e525e38683e1f8d5a52c4708964b /net/bridge/br_fdb.c
parentfdeabdefb227be9aa932f59a23ddb47e003e643e (diff)
[BRIDGE]: forwarding remove unneeded preempt and bh diasables
Optimize the forwarding and transmit paths. Both places are called with bottom half/no preempt so there is no need to use spin_lock_bh or rcu_read_lock. Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge/br_fdb.c')
-rw-r--r--net/bridge/br_fdb.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 1f08a59b51ea..3a73b8c94271 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -341,7 +341,6 @@ void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
if (hold_time(br) == 0)
return;
- rcu_read_lock();
fdb = fdb_find(head, addr);
if (likely(fdb)) {
/* attempt to update an entry for a local interface */
@@ -356,13 +355,12 @@ void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
fdb->ageing_timer = jiffies;
}
} else {
- spin_lock_bh(&br->hash_lock);
+ spin_lock(&br->hash_lock);
if (!fdb_find(head, addr))
fdb_create(head, source, addr, 0);
/* else we lose race and someone else inserts
* it first, don't bother updating
*/
- spin_unlock_bh(&br->hash_lock);
+ spin_unlock(&br->hash_lock);
}
- rcu_read_unlock();
}