Re: [PATCH 2/3] virtio: indirect ring entries (VIRTIO_RING_F_INDIRECT_DESC)

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On Tue, 12 May 2009 02:40:38 am Mark McLoughlin wrote:
> > Blocked from doing the simpler thing, we've decided to go with a layer
> > of indirection.  But the patch is simple and clean, so there's nothing
> > fundamental to object to.
>
> Still have one FIXME in the patch worth looking at - at what point
> should we use an indirect entry rather than consuming N entries?

OK, I've applied these as is.  I'm doing some virtio net benchmarking (under 
lguest); I'll see if I can get a reasonable figure.  I don't think there's an 
obvious right answer; it depends how many more packets are coming as well as 
how many descriptors each will use.

Thanks,
Rusty.
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