| Date | Tue, 16 Sep 2014 10:45:26 -0700 (PDT) | From | Thomas Gleixner <> | Subject | Re: [RFC Part2 v1 02/21] genirq: Introduce helper functions to support stacked irq_chip |
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On Thu, 11 Sep 2014, Jiang Liu wrote: > +#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY > +void irq_chip_ack_parent(struct irq_data *data) > +{ > + data = data->parent_data; > + if (data && data->chip && data->chip->irq_ack) > + data->chip->irq_ack(data);
Why is this restricted to a single parent level and does not go down the whole stack?
Thanks,
tglx
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