powerpc/64s/iommu: Don't use atomic_ function on atomic64_t type

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20201111110723.3148665-3-npiggin@gmail.com
This commit is contained in:
Nicholas Piggin 2020-11-11 21:07:22 +10:00 • committed by Michael Ellerman
commit c33cd1ed60