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team: add netpoll support

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It's done in very similar way this is done in bonding and bridge.

Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2012-07-17 05:22:36 +00:00 • committed by David S. Miller
parent 30fdd8a082
commit bd2d0837ab
6 changed files with 152 additions and 10 deletions
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33
include/linux/if_team.h
View file

@ -13,6 +13,8 @@
#ifdef __KERNEL__
#include <linux/netpoll.h>
struct team_pcpu_stats {
u64 rx_packets;
u64 rx_bytes;
@ -60,6 +62,10 @@ struct team_port {
unsigned int mtu;
} orig;
#ifdef CONFIG_NET_POLL_CONTROLLER
struct netpoll *np;
#endif
long mode_priv[0];
};
@ -73,6 +79,33 @@ static inline bool team_port_txable(struct team_port *port)
return port->linkup && team_port_enabled(port);
}
#ifdef CONFIG_NET_POLL_CONTROLLER
static inline void team_netpoll_send_skb(struct team_port *port,
struct sk_buff *skb)
{
struct netpoll *np = port->np;
if (np)
netpoll_send_skb(np, skb);
}
#else
static inline void team_netpoll_send_skb(struct team_port *port,
struct sk_buff *skb)
{
}
#endif
static inline int team_dev_queue_xmit(struct team *team, struct team_port *port,
struct sk_buff *skb)
{
skb->dev = port->dev;
if (unlikely(netpoll_tx_running(port->dev))) {
team_netpoll_send_skb(port, skb);
return 0;
}
return dev_queue_xmit(skb);
}
struct team_mode_ops {
int (*init)(struct team *team);
void (*exit)(struct team *team);