pseries: Fix endian issues in cpu hot-removal

When removing a cpu, this patch makes sure that values
gotten from or passed to firmware are in the correct
endian format.

Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --cc arch/powerpc/platforms/pseries/dlpar.c
Simple merge

diff --cc arch/powerpc/platforms/pseries/hotplug-cpu.c
Simple merge