| Date | Tue, 21 Aug 2012 12:50:05 +0100 | From | Alan Cox <> | Subject | Re: [RFC/PATCH 02/13] serial: omap: always return IRQ_HANDLED |
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On Tue, 21 Aug 2012 12:15:44 +0300 Felipe Balbi <balbi@ti.com> 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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