diff options
Diffstat (limited to 'arch/arm/kernel/smp.c')
| -rw-r--r-- | arch/arm/kernel/smp.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 365c8d92e2e..5f73f7018f5 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -401,7 +401,8 @@ static void (*smp_cross_call)(const struct cpumask *, unsigned int); void __init set_smp_cross_call(void (*fn)(const struct cpumask *, unsigned int)) { - smp_cross_call = fn; + if (!smp_cross_call) + smp_cross_call = fn; } void arch_send_call_function_ipi_mask(const struct cpumask *mask) @@ -460,14 +461,8 @@ u64 smp_irq_stat_cpu(unsigned int cpu) */ static DEFINE_PER_CPU(struct clock_event_device, percpu_clockevent); -static void ipi_timer(void) -{ - struct clock_event_device *evt = &__get_cpu_var(percpu_clockevent); - evt->event_handler(evt); -} - #ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST -static void smp_timer_broadcast(const struct cpumask *mask) +void tick_broadcast(const struct cpumask *mask) { smp_cross_call(mask, IPI_TIMER); } @@ -515,7 +510,6 @@ static void __cpuinit percpu_timer_setup(void) struct clock_event_device *evt = &per_cpu(percpu_clockevent, cpu); evt->cpumask = cpumask_of(cpu); - evt->broadcast = smp_timer_broadcast; if (!lt_ops || lt_ops->setup(evt)) broadcast_timer_setup(evt); @@ -581,11 +575,13 @@ void handle_IPI(int ipinr, struct pt_regs *regs) case IPI_WAKEUP: break; +#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST case IPI_TIMER: irq_enter(); - ipi_timer(); + tick_receive_broadcast(); irq_exit(); break; +#endif case IPI_RESCHEDULE: scheduler_ipi(); |