TononixOS/ubports_kernel_google_msm
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vlan: Avoid hash table lookup to find group.

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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>
This commit is contained in:
Jesse Gross
2010-10-20 13:56:05 +00:00
committed by David S. Miller
parent 7b9c609037
commit 65ac6a5fa6
5 changed files with 34 additions and 73 deletions
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2
net/8021q/vlan_dev.c
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@@ -158,7 +158,7 @@ int vlan_skb_recv(struct sk_buff *skb, struct net_device *dev,
vlan_id = vlan_tci & VLAN_VID_MASK;
rcu_read_lock();
vlan_dev = __find_vlan_dev(dev, vlan_id);
vlan_dev = vlan_find_dev(dev, vlan_id);
/* If the VLAN device is defined, we use it.
* If not, and the VID is 0, it is a 802.1p packet (not