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net: add dev_txq_stats_fold() helper

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Some drivers ndo_get_stats() method need to perform txqueue stats folding.

Move folding from dev_get_stats() to a new dev_txq_stats_fold() function

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2009-11-16 03:36:51 +00:00
committed by David S. Miller
parent b038b0401f
commit d83345adf9
2 changed files with 29 additions and 18 deletions
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include/linux/netdevice.h
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@ -1941,6 +1941,7 @@ extern void netdev_features_change(struct net_device *dev);
extern void dev_load(struct net *net, const char *name);
extern void dev_mcast_init(void);
extern const struct net_device_stats *dev_get_stats(struct net_device *dev);
extern void dev_txq_stats_fold(const struct net_device *dev, struct net_device_stats *stats);
extern int netdev_max_backlog;
extern int weight_p;