powerpc/mm/slice: Update the function prototype

This avoid copying the slice_mask struct as function return value

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Aneesh Kumar K.V 2017-03-22 09:06:48 +05:30 • committed by Michael Ellerman
commit a4d3621503