powerpc/pmac/smp: Remove no-longer needed preempt workaround

The generic code properly re-initializes the preempt count in the
idle thread now

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

1 files changed, 0 insertions, 7 deletions

diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c
index ce5b4f53aac..a830c5e8065 100644
--- a/arch/powerpc/platforms/powermac/smp.c
+++ b/arch/powerpc/platforms/powermac/smp.c
@@ -951,13 +951,6 @@ static void pmac_cpu_die(void)
         smp_wmb();
 
         /*
-         * during the path that leads here preemption is disabled,
-         * reenable it now so that when coming up preempt count is
-         * zero correctly
-         */
-        preempt_enable();
-
-        /*
          * Re-enable interrupts. The NAP code needs to enable them
          * anyways, do it now so we deal with the case where one already
          * happened while soft-disabled.