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tun, rfs: fix the incorrect hash value

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The code incorrectly save the queue index as the hash, so this patch
is fixing it with the hash received in the stack receive path.

Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Zhi Yong Wu 2014-01-02 13:24:28 +08:00 committed by David S. Miller
parent 56022a8fdd
commit fbe4d4565b
1 changed files with 1 additions and 1 deletions
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2
drivers/net/tun.c
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@ -378,8 +378,8 @@ static u16 tun_select_queue(struct net_device *dev, struct sk_buff *skb)
if (txq) {
e = tun_flow_find(&tun->flows[tun_hashfn(txq)], txq);
if (e) {
txq = e->queue_index;
tun_flow_save_rps_rxhash(e, txq);
txq = e->queue_index;
} else
/* use multiply and shift instead of expensive divide */
txq = ((u64)txq * numqueues) >> 32;