Re: [PATCH] uio: User IRQ Mode

[Alan Cox]

> Note that the irq is disabled instead of acked.  So this should not be a
> problem.  The userspace part then is responsible to ack (first) and
> unmask the irq.

That still doesn't make sense.

If you call disable_irq in the IRQ handler you will deadlock because it
waits until the IRQ handler has completed.
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