diff options
| author | Eric Dumazet <edumazet@google.com> | 2012-06-11 19:23:07 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-06-12 18:51:09 -0700 |
| commit | de063b7040dcd9fbc9a1847fa44f0af13e19d6de (patch) | |
| tree | d828ad11df0863ae1594be4461bfdbcb5388c4a8 /drivers/net/bonding/bonding.h | |
| parent | 072c0559e26bc35700b3a70dffc230f00d9262b8 (diff) | |
| download | linux-de063b7040dcd9fbc9a1847fa44f0af13e19d6de.tar.bz2 | |
bonding: remove packet cloning in recv_probe()
Cloning all packets in input path have a significant cost.
Use skb_header_pointer()/skb_copy_bits() instead of pskb_may_pull() so
that recv_probe handlers (bond_3ad_lacpdu_recv / bond_arp_rcv /
rlb_arp_recv ) dont touch input skb.
bond_handle_frame() can avoid the skb_clone()/dev_kfree_skb()
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Jay Vosburgh <fubar@us.ibm.com>
Cc: Andy Gospodarek <andy@greyhouse.net>
Cc: Jiri Bohac <jbohac@suse.cz>
Cc: Nicolas de Pesloüan <nicolas.2p.debian@free.fr>
Cc: Maciej Żenczykowski <maze@google.com>
Signed-off-by: Jay Vosburgh <fubar@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bonding/bonding.h')
| -rw-r--r-- | drivers/net/bonding/bonding.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h index 4581aa5ccaba..f8af2fcd3d16 100644 --- a/drivers/net/bonding/bonding.h +++ b/drivers/net/bonding/bonding.h @@ -218,8 +218,8 @@ struct bonding { struct slave *primary_slave; bool force_primary; s32 slave_cnt; /* never change this value outside the attach/detach wrappers */ - int (*recv_probe)(struct sk_buff *, struct bonding *, - struct slave *); + int (*recv_probe)(const struct sk_buff *, struct bonding *, + struct slave *); rwlock_t lock; rwlock_t curr_slave_lock; u8 send_peer_notif; |