powerpc: define __ARCH_IRQ_EXIT_IRQS_DISABLED

powerpc calls irq_exit() with local irqs disabled, therefore it
can define __ARCH_IRQ_EXIT_IRQS_DISABLED.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nicholas Piggin 2017-11-17 02:00:49 +10:00 • committed by Michael Ellerman
commit c16bee4bde