From 638b2a699fd3ec926d6dda2d2bd96e8f1c49e463 Mon Sep 17 00:00:00 2001 From: Jiri Pirko Date: Tue, 12 May 2015 14:56:13 +0200 Subject: net: move netdev_pick_tx and dependencies to net/core/dev.c next to its user. No relation to flow_dissector so it makes no sense to have it in flow_dissector.c Signed-off-by: Jiri Pirko Signed-off-by: David S. Miller --- net/core/flow_dissector.c | 78 ----------------------------------------------- 1 file changed, 78 deletions(-) (limited to 'net/core/flow_dissector.c') diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c index 07ca11d06339..04f87237bd64 100644 --- a/net/core/flow_dissector.c +++ b/net/core/flow_dissector.c @@ -431,81 +431,3 @@ u32 skb_get_poff(const struct sk_buff *skb) return __skb_get_poff(skb, skb->data, &keys, skb_headlen(skb)); } - -static inline int get_xps_queue(struct net_device *dev, struct sk_buff *skb) -{ -#ifdef CONFIG_XPS - struct xps_dev_maps *dev_maps; - struct xps_map *map; - int queue_index = -1; - - rcu_read_lock(); - dev_maps = rcu_dereference(dev->xps_maps); - if (dev_maps) { - map = rcu_dereference( - dev_maps->cpu_map[skb->sender_cpu - 1]); - if (map) { - if (map->len == 1) - queue_index = map->queues[0]; - else - queue_index = map->queues[reciprocal_scale(skb_get_hash(skb), - map->len)]; - if (unlikely(queue_index >= dev->real_num_tx_queues)) - queue_index = -1; - } - } - rcu_read_unlock(); - - return queue_index; -#else - return -1; -#endif -} - -static u16 __netdev_pick_tx(struct net_device *dev, struct sk_buff *skb) -{ - struct sock *sk = skb->sk; - int queue_index = sk_tx_queue_get(sk); - - if (queue_index < 0 || skb->ooo_okay || - queue_index >= dev->real_num_tx_queues) { - int new_index = get_xps_queue(dev, skb); - if (new_index < 0) - new_index = skb_tx_hash(dev, skb); - - if (queue_index != new_index && sk && - rcu_access_pointer(sk->sk_dst_cache)) - sk_tx_queue_set(sk, new_index); - - queue_index = new_index; - } - - return queue_index; -} - -struct netdev_queue *netdev_pick_tx(struct net_device *dev, - struct sk_buff *skb, - void *accel_priv) -{ - int queue_index = 0; - -#ifdef CONFIG_XPS - if (skb->sender_cpu == 0) - skb->sender_cpu = raw_smp_processor_id() + 1; -#endif - - if (dev->real_num_tx_queues != 1) { - const struct net_device_ops *ops = dev->netdev_ops; - if (ops->ndo_select_queue) - queue_index = ops->ndo_select_queue(dev, skb, accel_priv, - __netdev_pick_tx); - else - queue_index = __netdev_pick_tx(dev, skb); - - if (!accel_priv) - queue_index = netdev_cap_txqueue(dev, queue_index); - } - - skb_set_queue_mapping(skb, queue_index); - return netdev_get_tx_queue(dev, queue_index); -} -- cgit v1.2.3