Re: [PATCH] genirq: Avoid NULL OOPS in irq handling

From: Thomas Gleixner
Date: Wed Oct 30 2013 - 06:06:50 EST

On Wed, 30 Oct 2013, "陈华才" wrote:

> I use a Loongson-3(MIPS-series CPU) machine, there is a serial port
> integrated in the CPU (but it iss buggy), and it use handle_percpu_irq()
> as the irq handler. Maybe I should move the checking into
> handle_percpu_irq()?

Why is a device interrupt using handle_percpu_irq()?