Re: [PATCH] virtio_net: free transmit skbs in a timer

From: Rusty Russell
Date: Thu May 15 2008 - 19:25:45 EST


On Friday 16 May 2008 01:32:47 Avi Kivity wrote:
> Mark McLoughlin wrote:
> > I think Rusty is speaking from the POV of the guest driver - i.e. that
> > virtio_net should never disable notifications on the xmit queue using
> > disable_cb()?
> >
> > Sounds like you think agree, but that the host side should throttle the
> > rate of xmit notifications?
>
> Yes.

But performance is going to suck in the meantime, as currently our host
doesn't do this.

Rusty.
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