diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2006-07-12 13:25:23 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-07-12 13:58:57 -0700 |
| commit | c19c4b9c9acb4ab6f5477ae9ca2c0a8619f19c7a (patch) | |
| tree | 3aaf3c6e4bc9dd797af434b6767c3da5732a6ba1 /net/ax25/af_ax25.c | |
| parent | da952315c9c625bd513c6162613fd3fd01d91aae (diff) | |
| download | linux-c19c4b9c9acb4ab6f5477ae9ca2c0a8619f19c7a.tar.bz2 | |
[AX.25]: Optimize AX.25 socket list lock
Right now all uses of the ax25_list_lock lock are _bh locks but knowing
some code is only ever getting invoked from _bh context we can better.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ax25/af_ax25.c')
| -rw-r--r-- | net/ax25/af_ax25.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index f12be2acf9bc..000695c48583 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -145,7 +145,7 @@ struct sock *ax25_find_listener(ax25_address *addr, int digi, ax25_cb *s; struct hlist_node *node; - spin_lock_bh(&ax25_list_lock); + spin_lock(&ax25_list_lock); ax25_for_each(s, node, &ax25_list) { if ((s->iamdigi && !digi) || (!s->iamdigi && digi)) continue; @@ -154,12 +154,12 @@ struct sock *ax25_find_listener(ax25_address *addr, int digi, /* If device is null we match any device */ if (s->ax25_dev == NULL || s->ax25_dev->dev == dev) { sock_hold(s->sk); - spin_unlock_bh(&ax25_list_lock); + spin_unlock(&ax25_list_lock); return s->sk; } } } - spin_unlock_bh(&ax25_list_lock); + spin_unlock(&ax25_list_lock); return NULL; } @@ -174,7 +174,7 @@ struct sock *ax25_get_socket(ax25_address *my_addr, ax25_address *dest_addr, ax25_cb *s; struct hlist_node *node; - spin_lock_bh(&ax25_list_lock); + spin_lock(&ax25_list_lock); ax25_for_each(s, node, &ax25_list) { if (s->sk && !ax25cmp(&s->source_addr, my_addr) && !ax25cmp(&s->dest_addr, dest_addr) && @@ -185,7 +185,7 @@ struct sock *ax25_get_socket(ax25_address *my_addr, ax25_address *dest_addr, } } - spin_unlock_bh(&ax25_list_lock); + spin_unlock(&ax25_list_lock); return sk; } @@ -235,7 +235,7 @@ void ax25_send_to_raw(ax25_address *addr, struct sk_buff *skb, int proto) struct sk_buff *copy; struct hlist_node *node; - spin_lock_bh(&ax25_list_lock); + spin_lock(&ax25_list_lock); ax25_for_each(s, node, &ax25_list) { if (s->sk != NULL && ax25cmp(&s->source_addr, addr) == 0 && s->sk->sk_type == SOCK_RAW && @@ -248,7 +248,7 @@ void ax25_send_to_raw(ax25_address *addr, struct sk_buff *skb, int proto) kfree_skb(copy); } } - spin_unlock_bh(&ax25_list_lock); + spin_unlock(&ax25_list_lock); } /* |