linux-kernel - Re: [PATCH x86] [4/16] Add /proc/irq/*/spurious to dump the spurious irq debugging state

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Message-ID: <20080104085845.GD28740@elte.hu>
Date:	Fri, 4 Jan 2008 09:58:45 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Andi Kleen <ak@...e.de>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH x86] [4/16] Add /proc/irq/*/spurious to dump the
	spurious irq debugging state


* Andi Kleen <ak@...e.de> wrote:

> This is useful to debug problems with interrupt handlers that return 
> sometimes IRQ_NONE.

agreed.

A style error slipped in, please fix it:

> +static int irq_spurious_read(char *page, char **start, off_t off,
> +				  int count, int *eof, void *data)
> +{
> +	struct irq_desc *d = &irq_desc[(long) data];
> +	return sprintf(page, "count %u\n"
> +			     "unhandled %u\n"

	Ingo
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