[MIPS] AU1xxx mips_timer_interrupt() fixes

    
common/au1000/irq.c was missing a mips_timer_interrupt() prototype,
whereas in common/au1000/time.c the actual mips_timer_interrupt()
implementation was missing an irq_exit() invocation, causing a
preempt_count() leak.
    
Signed-off-by: Herbert Valerio Riedel <hvr@hvrlab.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

2 files changed, 2 insertions, 0 deletions

diff --git a/arch/mips/au1000/common/irq.c b/arch/mips/au1000/common/irq.c
index da61de776154..afe05ec12c27 100644
--- a/arch/mips/au1000/common/irq.c
+++ b/arch/mips/au1000/common/irq.c
@@ -68,6 +68,7 @@
 
 extern void set_debug_traps(void);
 extern irq_cpustat_t irq_stat [NR_CPUS];
+extern void mips_timer_interrupt(struct pt_regs *regs);
 
 static void setup_local_irq(unsigned int irq, int type, int int_req);
 static unsigned int startup_irq(unsigned int irq);
diff --git a/arch/mips/au1000/common/time.c b/arch/mips/au1000/common/time.c
index f85f1524b366..f74d66a58a21 100644
--- a/arch/mips/au1000/common/time.c
+++ b/arch/mips/au1000/common/time.c
@@ -116,6 +116,7 @@ void mips_timer_interrupt(struct pt_regs *regs)
 
 null:
         ack_r4ktimer(0);
+        irq_exit();
 }
 
 #ifdef CONFIG_PM