On Mon, 13 Jul 2015, Eric Anholt wrote:
> +static void
> +bcm2836_arm_irqchip_smp_init(void)
> +{
> +#ifdef CONFIG_SMP
> + int i;
> +
> + /* unmask IPIs */
> + for_each_possible_cpu(i) {
> + bcm2836_arm_irqchip_unmask_per_cpu_irq(
> + LOCAL_MAILBOX_INT_CONTROL0, 0, i);
Do you really want to enable these interrupts on all possible cpus? Why so?
Shouldn't that be done at the point where a hotplugged CPU is starting ?
Thanks,
tglx
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