m32r: Use preempt_schedule_irq

Use the proper core function instead of fiddling with preempt_active
and interrupt enable in the low level code.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Hirokazu Takata <takata@linux-m32r.org>
Cc: linux-m32r-ja@ml.linux-m32r.org
Link: http://lkml.kernel.org/r/20130917183628.758421136@linutronix.de

diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S
index 0c01543..7c3db99 100644 (file)
--- a/arch/m32r/kernel/entry.S
+++ b/arch/m32r/kernel/entry.S
@@ -182,13 +182,7 @@ need_resched:
        ld      r4, PSW(sp)             ; interrupts off (exception path) ?
        and3    r4, r4, #0x4000
        beqz    r4, restore_all
-       LDIMM   (r4, PREEMPT_ACTIVE)
-       st      r4, @(TI_PRE_COUNT, r8)
-       ENABLE_INTERRUPTS(r4)
-       bl      schedule
-       ldi     r4, #0
-       st      r4, @(TI_PRE_COUNT, r8)
-       DISABLE_INTERRUPTS(r4)
+       bl      preempt_schedule_irq
        bra     need_resched
 #endif