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| author | Stephen Hemminger <shemminger@vyatta.com> | 2009-03-21 13:39:26 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-03-21 13:39:26 -0700 |
| commit | 9247744e5eaa29aecee5342a0c8694187a6aadcd (patch) | |
| tree | 74ccf6e63f2a8192502f432376b1f68136ace8b1 /net/core | |
| parent | 1f1900f935e810d01c716fa2aaf8c9d25caa4151 (diff) | |
| download | op-kernel-dev-9247744e5eaa29aecee5342a0c8694187a6aadcd.zip op-kernel-dev-9247744e5eaa29aecee5342a0c8694187a6aadcd.tar.gz | |
skb: expose and constify hash primitives
Some minor changes to queue hashing:
1. Use const on accessor functions
2. Export skb_tx_hash for use in drivers (see ixgbe)
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/dev.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index ca212ac..fdb9973 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1725,7 +1725,7 @@ out_kfree_skb: static u32 skb_tx_hashrnd; -static u16 skb_tx_hash(struct net_device *dev, struct sk_buff *skb) +u16 skb_tx_hash(const struct net_device *dev, const struct sk_buff *skb) { u32 hash; @@ -1740,6 +1740,7 @@ static u16 skb_tx_hash(struct net_device *dev, struct sk_buff *skb) return (u16) (((u64) hash * dev->real_num_tx_queues) >> 32); } +EXPORT_SYMBOL(skb_tx_hash); static struct netdev_queue *dev_pick_tx(struct net_device *dev, struct sk_buff *skb) |
