Re: soft-lockups in sunvnet

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From: Sowmini Varadhan <sowmini.varadhan@xxxxxxxxxx>
Date: Sun, 10 Aug 2014 15:56:22 -0400

> 1. finer granularity of flow-control in vnet_start_xmit(): instead
>    of doing a netif_stop_queue() when any single peer is congested,
>    try to track flow-control for that peer only, and let the others
>    continue Tx/Rx

The big blocker is that you can't send to other peers if you receive
a packet destined for the stopped peer.

It's just not legal to reorder packets in this manner.
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