net: rename ll methods to busy-poll

Rename ndo_ll_poll to ndo_busy_poll.
Rename sk_mark_ll to sk_mark_napi_id.
Rename skb_mark_ll to skb_mark_napi_id.
Correct all useres of these functions.
Update comments and defines in include/net/busy_poll.h

Signed-off-by: Eliezer Tamir <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c

···
 			__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q),
 					       le16_to_cpu(cqe_fp->vlan_tag));
 
-		skb_mark_ll(skb, &fp->napi);
+		skb_mark_napi_id(skb, &fp->napi);
 
 		if (bnx2x_fp_ll_polling(fp))
 			netif_receive_skb(skb);

drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c

···
 #endif
 
 #ifdef CONFIG_NET_LL_RX_POLL
-	.ndo_ll_poll		= bnx2x_low_latency_recv,
+	.ndo_busy_poll		= bnx2x_low_latency_recv,
 #endif
 };
 

drivers/net/ethernet/intel/ixgbe/ixgbe_main.c

···
 		}
 
 #endif /* IXGBE_FCOE */
-		skb_mark_ll(skb, &q_vector->napi);
+		skb_mark_napi_id(skb, &q_vector->napi);
 		ixgbe_rx_skb(q_vector, skb);
 
 		/* update budget accounting */
···
 	.ndo_poll_controller	= ixgbe_netpoll,
 #endif
 #ifdef CONFIG_NET_LL_RX_POLL
-	.ndo_ll_poll		= ixgbe_low_latency_recv,
+	.ndo_busy_poll		= ixgbe_low_latency_recv,
 #endif
 #ifdef IXGBE_FCOE
 	.ndo_fcoe_ddp_setup = ixgbe_fcoe_ddp_get,

drivers/net/ethernet/mellanox/mlx4/en_netdev.c

···
 	.ndo_rx_flow_steer	= mlx4_en_filter_rfs,
 #endif
 #ifdef CONFIG_NET_LL_RX_POLL
-	.ndo_ll_poll		= mlx4_en_low_latency_recv,
+	.ndo_busy_poll		= mlx4_en_low_latency_recv,
 #endif
 };
 

drivers/net/ethernet/mellanox/mlx4/en_rx.c

···
 					       timestamp);
 		}
 
-		skb_mark_ll(skb, &cq->napi);
+		skb_mark_napi_id(skb, &cq->napi);
 
 		/* Push it up the stack */
 		netif_receive_skb(skb);

include/linux/netdevice.h

···
 	void			(*ndo_netpoll_cleanup)(struct net_device *dev);
 #endif
 #ifdef CONFIG_NET_LL_RX_POLL
-	int			(*ndo_ll_poll)(struct napi_struct *dev);
+	int			(*ndo_busy_poll)(struct napi_struct *dev);
 #endif
 	int			(*ndo_set_vf_mac)(struct net_device *dev,
 						  int queue, u8 *mac);

include/net/busy_poll.h

···
 /*
- * Low Latency Sockets
+ * net busy poll support
  * Copyright(c) 2013 Intel Corporation.
  *
  * This program is free software; you can redistribute it and/or modify it
···
  * e1000-devel Mailing List <[e-mail]>
  */
 
-#ifndef _LINUX_NET_LL_POLL_H
-#define _LINUX_NET_LL_POLL_H
+#ifndef _LINUX_NET_BUSY_POLL_H
+#define _LINUX_NET_BUSY_POLL_H
 
 #include <linux/netdevice.h>
 #include <net/ip.h>
···
 		goto out;
 
 	ops = napi->dev->netdev_ops;
-	if (!ops->ndo_ll_poll)
+	if (!ops->ndo_busy_poll)
 		goto out;
 
 	do {
-		rc = ops->ndo_ll_poll(napi);
+		rc = ops->ndo_busy_poll(napi);
 
 		if (rc == LL_FLUSH_FAILED)
 			break; /* permanent failure */
···
 }
 
 /* used in the NIC receive handler to mark the skb */
-static inline void skb_mark_ll(struct sk_buff *skb, struct napi_struct *napi)
+static inline void skb_mark_napi_id(struct sk_buff *skb,
+				    struct napi_struct *napi)
 {
 	skb->napi_id = napi->napi_id;
 }
 
 /* used in the protocol hanlder to propagate the napi_id to the socket */
-static inline void sk_mark_ll(struct sock *sk, struct sk_buff *skb)
+static inline void sk_mark_napi_id(struct sock *sk, struct sk_buff *skb)
 {
 	sk->sk_napi_id = skb->napi_id;
 }
···
 	return false;
 }
 
-static inline void skb_mark_ll(struct sk_buff *skb, struct napi_struct *napi)
+static inline void skb_mark_napi_id(struct sk_buff *skb,
+				    struct napi_struct *napi)
 {
 }
 
-static inline void sk_mark_ll(struct sock *sk, struct sk_buff *skb)
+static inline void sk_mark_napi_id(struct sock *sk, struct sk_buff *skb)
 {
 }
 
···
 }
 
 #endif /* CONFIG_NET_LL_RX_POLL */
-#endif /* _LINUX_NET_LL_POLL_H */
+#endif /* _LINUX_NET_BUSY_POLL_H */

net/ipv4/tcp_ipv4.c

···
 	if (sk_filter(sk, skb))
 		goto discard_and_relse;
 
-	sk_mark_ll(sk, skb);
+	sk_mark_napi_id(sk, skb);
 	skb->dev = NULL;
 
 	bh_lock_sock_nested(sk);

net/ipv4/udp.c

···
 	if (sk != NULL) {
 		int ret;
 
-		sk_mark_ll(sk, skb);
+		sk_mark_napi_id(sk, skb);
 		ret = udp_queue_rcv_skb(sk, skb);
 		sock_put(sk);
 

net/ipv6/tcp_ipv6.c

···
 	if (sk_filter(sk, skb))
 		goto discard_and_relse;
 
-	sk_mark_ll(sk, skb);
+	sk_mark_napi_id(sk, skb);
 	skb->dev = NULL;
 
 	bh_lock_sock_nested(sk);

net/ipv6/udp.c

···
 	if (sk != NULL) {
 		int ret;
 
-		sk_mark_ll(sk, skb);
+		sk_mark_napi_id(sk, skb);
 		ret = udpv6_queue_rcv_skb(sk, skb);
 		sock_put(sk);