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Re: [Xen-devel] [PATCH] xen: add persistent grants to xbd_xenbus

On Mon, 2012-11-12 at 09:30 +0000, Roger Pau Monné wrote:
> I will try to perform a similar test with a NetBSD Dom0, but with the
> patch it will probably be a little bit slower than without it (because
> we have to perform the memcpy in the frontend, 

Doesn't the frontend fallback to the same old code as always if the b/e
doesn't advertise the new feature?


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