On Fri, May 29, 2009 at 11:46:04PM +0930, Rusty Russell wrote:
quoted text
> 
> This effectively reverts 99ffc696d10b28580fe93441d627cf290ac4484c
> "virtio: wean net driver off NETDEV_TX_BUSY".
> 
> The complexity of queuing an skb (setting a tasklet to re-xmit) is
> questionable, especially once we get rid of the other reason for the
> tasklet in the next patch.
> 
> If the skb won't fit in the tx queue, just return NETDEV_TX_BUSY.  It
> might be frowned upon, but it's common and not going away any time
> soon.

This looks like a step backwards to me.  If we have to do this
to fix a bug, sure.  But just doing it for the sake of it smells
wrong.

Cheers,
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