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authorAmerigo Wang <amwang@redhat.com>2012-09-17 20:16:31 +0000
committerDavid S. Miller <davem@davemloft.net>2012-09-19 17:19:09 -0400
commit8c4c49df5cfeb8d56e5b85a430c8cbcb86c2ac37 (patch)
treef57cd83822deb6f675dce888f86d007f2b9e3998 /net
parent6b6e27255f29a6191ef8ad96bfcc392ab2ef6c71 (diff)
netpoll: call ->ndo_select_queue() in tx path
In netpoll tx path, we miss the chance of calling ->ndo_select_queue(), thus could cause problems when bonding is involved. This patch makes dev_pick_tx() extern (and rename it to netdev_pick_tx()) to let netpoll call it in netpoll_send_skb_on_dev(). Reported-by: Sylvain Munaut <s.munaut@whatever-company.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Eric Dumazet <edumazet@google.com> Signed-off-by: Cong Wang <amwang@redhat.com> Tested-by: Sylvain Munaut <s.munaut@whatever-company.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/core/dev.c6
-rw-r--r--net/core/netpoll.c2
2 files changed, 4 insertions, 4 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index bbda81997f4f..707b12425a79 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2396,8 +2396,8 @@ static inline int get_xps_queue(struct net_device *dev, struct sk_buff *skb)
#endif
}
-static struct netdev_queue *dev_pick_tx(struct net_device *dev,
- struct sk_buff *skb)
+struct netdev_queue *netdev_pick_tx(struct net_device *dev,
+ struct sk_buff *skb)
{
int queue_index;
const struct net_device_ops *ops = dev->netdev_ops;
@@ -2571,7 +2571,7 @@ int dev_queue_xmit(struct sk_buff *skb)
skb_update_prio(skb);
- txq = dev_pick_tx(dev, skb);
+ txq = netdev_pick_tx(dev, skb);
q = rcu_dereference_bh(txq->qdisc);
#ifdef CONFIG_NET_CLS_ACT
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index dd67818025d1..77a0388fc3be 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -328,7 +328,7 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb,
if (skb_queue_len(&npinfo->txq) == 0 && !netpoll_owner_active(dev)) {
struct netdev_queue *txq;
- txq = netdev_get_tx_queue(dev, skb_get_queue_mapping(skb));
+ txq = netdev_pick_tx(dev, skb);
/* try until next clock tick */
for (tries = jiffies_to_usecs(1)/USEC_PER_POLL;