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    SubjectRe: [PATCH v5 06/27] irq_domain/powerpc: eliminate irq_map; use irq_alloc_desc() instead
    On Mon, 2 Apr 2012, Russell King - ARM Linux wrote:
    > If we want to fix it a better way, then sure, that'll be good. But what
    > we shouldn't do is re-introduce one regression to fix a different
    > regression.
    >
    > So, Thomas, what do you think about providing a way that a disabled
    > interrupt could have its pending status cleared such that when it's
    > enabled, any queued events are ignored? Maybe an enable_and_clear_irq() ?

    We can make it a flag, which you can either add to the irq itself or
    hand it in on request_irq().

    Does that require a special chip->callback() function as well ?

    Thanks,

    tglx


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