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Commit 8dcda22a authored by David S. Miller's avatar David S. Miller
Browse files

net: xmit_list() becomes dev_hard_start_xmit(). 



Now fundamentally we can process lists of SKBs as cheaply
as single packets.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ce93718f

net/core/dev.c

+2 −13
Original line number Diff line number Diff line
@@ -2570,7 +2570,7 @@ static int xmit_one(struct sk_buff *skb, struct net_device *dev, 
	return rc;

}



static struct sk_buff *xmit_list(struct sk_buff *first, struct net_device *dev,

struct sk_buff *dev_hard_start_xmit(struct sk_buff *first, struct net_device *dev,

				    struct netdev_queue *txq, int *ret)

{

	struct sk_buff *skb = first;
@@ -2673,17 +2673,6 @@ struct sk_buff *validate_xmit_skb(struct sk_buff *skb, struct net_device *dev) 
	return NULL;

}



struct sk_buff *dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev,

				    struct netdev_queue *txq, int *ret)

{

	if (likely(!skb->next)) {

		*ret = xmit_one(skb, dev, txq, false);

		return skb;

	}



	return xmit_list(skb, dev, txq, ret);

}



static void qdisc_pkt_len_init(struct sk_buff *skb)

{

	const struct skb_shared_info *shinfo = skb_shinfo(skb);