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Commit c5d67bd7 authored by Tom Herbert's avatar Tom Herbert Committed by David S. Miller
Browse files

net: Add netdev interfaces for recording sends/comp 



Add interfaces for drivers to call for recording number of packets and
bytes at send time and transmit completion.  Also, added a function to
"reset" a queue.  These will be used by Byte Queue Limits.

Signed-off-by: default avatarTom Herbert <therbert@google.com>
Acked-by: default avatarEric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 73466498

include/linux/netdevice.h

+28 −0
Original line number Diff line number Diff line
@@ -1859,6 +1859,34 @@ static inline int netif_xmit_frozen_or_stopped(const struct netdev_queue *dev_qu 
	return dev_queue->state & QUEUE_STATE_ANY_XOFF_OR_FROZEN;

}



static inline void netdev_tx_sent_queue(struct netdev_queue *dev_queue,

					unsigned int bytes)

{

}



static inline void netdev_sent_queue(struct net_device *dev, unsigned int bytes)

{

	netdev_tx_sent_queue(netdev_get_tx_queue(dev, 0), bytes);

}



static inline void netdev_tx_completed_queue(struct netdev_queue *dev_queue,

					     unsigned pkts, unsigned bytes)

{

}



static inline void netdev_completed_queue(struct net_device *dev,

					  unsigned pkts, unsigned bytes)

{

	netdev_tx_completed_queue(netdev_get_tx_queue(dev, 0), pkts, bytes);

}



static inline void netdev_tx_reset_queue(struct netdev_queue *q)

{

}



static inline void netdev_reset_queue(struct net_device *dev_queue)

{

	netdev_tx_reset_queue(netdev_get_tx_queue(dev_queue, 0));

}



/**