diff options
| author | Jesse Gross <jesse@nicira.com> | 2010-10-20 13:56:05 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-10-21 01:26:53 -0700 |
| commit | 65ac6a5fa658b90f1be700c55e7cd72e4611015d (patch) | |
| tree | 7330c3234101c6d4c952f4abec9c8064df0e685a /include/linux/netdevice.h | |
| parent | 7b9c60903714bf0a19d746b228864bad3497284e (diff) | |
vlan: Avoid hash table lookup to find group.
A struct net_device always maps to zero or one vlan groups and we
always know the device when we are looking up a group. We currently
do a hash table lookup on the device to find the group but it is
much simpler to just store a pointer.
Signed-off-by: Jesse Gross <jesse@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netdevice.h')
| -rw-r--r-- | include/linux/netdevice.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 2861565a27d..9c78312ce14 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -942,7 +942,10 @@ struct net_device { /* Protocol specific pointers */ - + +#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) + struct vlan_group *vlgrp; /* VLAN group */ +#endif #ifdef CONFIG_NET_DSA void *dsa_ptr; /* dsa specific data */ #endif |