Re: [RFC/PATCH 02/13] serial: omap: always return IRQ_HANDLED

[Alan Cox]

On Tue, 21 Aug 2012 12:15:44 +0300
Felipe Balbi <balbi@xxxxxx> wrote:

> Even if we enter our IRQ handler just to notice
> that the our device didn't generate the IRQ,
> that still means "handling" and IRQ, so let's
> return IRQ_HANDLED.

That looks wrong - you'll defeat the stuck IRQ protection. If we didn't
cause the IRQ then we are IRQ_NONE ?

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