Enabling the data router support by default
can increase performance in certain situations.
It is safe to do so and tolerated in LPAR and under z/VM
in case there is no data router support in that environment.
Signed-off-by: NSteffen Maier <maier@linux.vnet.ibm.com>
Reviewed-by: NMartin Peschke <mpeschke@linux.vnet.ibm.com>
Signed-off-by: NJames Bottomley <JBottomley@Parallels.com>