Re: [Xen-devel] jumbo frames

[Kip Macy <kmacy@xxxxxxxxxx>]

On Wed, 11 May 2005, Keir Fraser wrote:

> 
> On 11 May 2005, at 01:14, Kip Macy wrote:
> 
> > What is the status of jumbo frame support in dom0 and domU? Unless
> > something has changed I know it isn't supported in domU, but shouldn't
> > it just work in dom0?
> 
> I think it'll just work, but it's untested. If the jumbo area spans 
> multiple memory pages then it needs to be allocated with something like 
> dma_alloc_coherent, or be represented by a fragmented skbuff. (i.e., 
> hopefully the network stack and drivers don't assume that kmalloc() 
> always return physically contiguous memory extents).
> 

What all would need to change to support it for domUs?

                                -Kip

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