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

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Message-ID: <alpine.DEB.2.02.1310301105260.19212@ionos.tec.linutronix.de>
Date:	Wed, 30 Oct 2013 11:06:38 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	"陈华才" <chenhc@...ote.com>
cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] genirq: Avoid NULL OOPS in irq handling

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()?
 
Thanks,

	tglx