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authorTom Herbert <therbert@google.com>2011-11-28 16:32:52 +0000
committerDavid S. Miller <davem@davemloft.net>2011-11-29 12:46:19 -0500
commitc5d67bd78c5dc540e3461c36fb3d389fbe0de4c3 (patch)
treee0536d39c7f01adc4b6041806aea15deccee8a8b /include/linux/netdevice.h
parent7346649826382b769cfadf4a2fe8a84d060c55e9 (diff)
downloadop-kernel-dev-c5d67bd78c5dc540e3461c36fb3d389fbe0de4c3.zip
op-kernel-dev-c5d67bd78c5dc540e3461c36fb3d389fbe0de4c3.tar.gz
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: Tom Herbert <therbert@google.com> Acked-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netdevice.h')
-rw-r--r--include/linux/netdevice.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index d19f932..9b24cc7 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -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));
}
/**
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