Messages in this thread | | | Date | Sun, 5 Jan 2003 11:25:34 +1100 | From | Anton Blanchard <> | Subject | Re: [RFC] irq handling code consolidation, second try (ppc part) |
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> The "easy" way here to implement that is to make the irq_desc array > larger than NR_IRQs (or rather split NR_IRQs into NR_SYS_IRQS + > NR_DYNAMIC_IRQS). The additional "slots" could then easily be > allocated/freed.
On ppc64 irqs are sparse and can be very large (> 1000) so we have a mapping between them and slots in irq_desc[NR_IRQS]. I wonder how hard it would be to kill irq_desc and just dynamically allocate irq_desc stuff. That would solve my problem.
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