powerpc/64s: split do_hash_fault

This is required for subsequent interrupt wrapper implementation.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210130130852.2952424-16-npiggin@gmail.com
This commit is contained in:
Nicholas Piggin 2021-01-30 23:08:25 +10:00 • committed by Michael Ellerman
commit bf0e2374aa