diff options
Diffstat (limited to 'arch/arc/kernel/smp.c')
| -rw-r--r-- | arch/arc/kernel/smp.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/arch/arc/kernel/smp.c b/arch/arc/kernel/smp.c index 40859e5619f..c802bb50060 100644 --- a/arch/arc/kernel/smp.c +++ b/arch/arc/kernel/smp.c @@ -138,7 +138,7 @@ void start_kernel_secondary(void) if (machine_desc->init_smp) machine_desc->init_smp(smp_processor_id()); - arc_local_timer_setup(cpu); + arc_local_timer_setup(); local_irq_enable(); preempt_disable(); @@ -337,8 +337,19 @@ irqreturn_t do_IPI(int irq, void *dev_id) * API called by platform code to hookup arch-common ISR to their IPI IRQ */ static DEFINE_PER_CPU(int, ipi_dev); + +static struct irqaction arc_ipi_irq = { + .name = "IPI Interrupt", + .flags = IRQF_PERCPU, + .handler = do_IPI, +}; + int smp_ipi_irq_setup(int cpu, int irq) { - int *dev_id = &per_cpu(ipi_dev, smp_processor_id()); - return request_percpu_irq(irq, do_IPI, "IPI Interrupt", dev_id); + if (!cpu) + return setup_irq(irq, &arc_ipi_irq); + else + arch_unmask_irq(irq); + + return 0; } |