[Xen-devel] Re: SKB paged fragment lifecycle on receive

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

On 06/24/2011 12:46 PM, David Miller wrote:
> Pages get transferred between different SKBs all the time.
>
> For example, GRO makes extensive use of this technique.
> See net/core/skbuff.c:skb_gro_receive().
>
> It is just one example.

I see, and the new skb doesn't get a destructor copied from the
original, so there'd be no second callback.

Are the pages still attached to the first skb, or are they transferred
completely?

Thanks,
    J



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