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authorZhi Yong Wu <wuzhy@linux.vnet.ibm.com>2014-01-02 09:24:28 +0400
committerDavid S. Miller <davem@davemloft.net>2014-01-02 11:41:22 +0400
commitfbe4d4565badba393a94927e16ae66654a025dca (patch)
tree289cd898e894410cf76450986a4275957943bb58 /drivers/net
parent56022a8fdd874c56bb61d8c82559e43044d1aa06 (diff)
downloadlinux-fbe4d4565badba393a94927e16ae66654a025dca.tar.xz
tun, rfs: fix the incorrect hash value
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>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/tun.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 3cf0457f5c69..09f66624eaca 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -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;