powerpc/64s/exception: move machine check windup in_mce handling

Move in_mce decrement earlier before registers are restored (but
still after RI=0). This helps with later consolidation.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nicholas Piggin 2019-06-28 15:33:24 +10:00 • committed by Michael Ellerman
commit ad73d8d4f4