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 <eliezer.tamir@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index bb82871..0741a1e 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -974,7 +974,7 @@
 	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);