Haiyang Zhang da24e906cb net/hyperv: Fix the code handling tx busy ...

Instead of dropping the packet, we keep the skb buffer, and return
NETDEV_TX_BUSY to let upper layer retry send. This will not cause
endless loop, because the host is taking data away from ring buffer,
and we have called the stop_queue before returning NETDEV_TX_BUSY.

The stop_queue was called in the function netvsc_send() in file 
netvsc.c, then it returns to rndis_filter_send(), which returns to
netvsc_start_xmit() in file netvsc_drv.c. So the NETDEV_TX_BUSY is
indeed returned AFTER queue is stopped.

Signed-off-by: Haiyang Zhang <[email protected]>
Reviewed-by: K. Y. Srinivasan <[email protected]>
Acked-by: Eric Dumazet <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

2012-03-19 17:27:06 -04:00

..

hyperv_net.h

net/hyperv: Add support for vlan trunking from guests

2012-03-12 17:06:48 -07:00

Kconfig

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Makefile

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netvsc_drv.c

net/hyperv: Fix the code handling tx busy

2012-03-19 17:27:06 -04:00

netvsc.c

net/hyperv: Add support for vlan trunking from guests

2012-03-12 17:06:48 -07:00

rndis_filter.c

net/hyperv: Add support for vlan trunking from guests

2012-03-12 17:06:48 -07:00