This patch updates the NX driver to perform several hyper calls when necessary
so that the length limits of scatter/gather lists are respected.
Reviewed-by: NJoy Latten <jmlatten@linux.vnet.ibm.com>
Reviewed-by: NMarcelo Cerri <mhcerri@linux.vnet.ibm.com>
Signed-off-by: NFionnuala Gunter <fin@linux.vnet.ibm.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>