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-rw-r--r--arch/powerpc/kernel/time.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 85b9244a098c..d210d0a5006b 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -51,6 +51,7 @@
51#include <linux/rtc.h> 51#include <linux/rtc.h>
52#include <linux/jiffies.h> 52#include <linux/jiffies.h>
53#include <linux/posix-timers.h> 53#include <linux/posix-timers.h>
54#include <linux/irq.h>
54 55
55#include <asm/io.h> 56#include <asm/io.h>
56#include <asm/processor.h> 57#include <asm/processor.h>
@@ -643,6 +644,7 @@ static void iSeries_tb_recal(void)
643 */ 644 */
644void timer_interrupt(struct pt_regs * regs) 645void timer_interrupt(struct pt_regs * regs)
645{ 646{
647 struct pt_regs *old_regs;
646 int next_dec; 648 int next_dec;
647 int cpu = smp_processor_id(); 649 int cpu = smp_processor_id();
648 unsigned long ticks; 650 unsigned long ticks;
@@ -653,9 +655,10 @@ void timer_interrupt(struct pt_regs * regs)
653 do_IRQ(regs); 655 do_IRQ(regs);
654#endif 656#endif
655 657
658 old_regs = set_irq_regs(regs);
656 irq_enter(); 659 irq_enter();
657 660
658 profile_tick(CPU_PROFILING, regs); 661 profile_tick(CPU_PROFILING);
659 calculate_steal_time(); 662 calculate_steal_time();
660 663
661#ifdef CONFIG_PPC_ISERIES 664#ifdef CONFIG_PPC_ISERIES
@@ -715,6 +718,7 @@ void timer_interrupt(struct pt_regs * regs)
715#endif 718#endif
716 719
717 irq_exit(); 720 irq_exit();
721 set_irq_regs(old_regs);
718} 722}
719 723
720void wakeup_decrementer(void) 724void wakeup_decrementer(void)