linux-kernel - Re: [patch 01/10] m68knommu: 5772: Replace private irq flow handler

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Message-ID: <4D50CC05.6070003@snapgear.com>
Date:	Tue, 8 Feb 2011 14:52:21 +1000
From:	Greg Ungerer <gerg@...pgear.com>
To:	Thomas Gleixner <tglx@...utronix.de>
CC:	LKML <linux-kernel@...r.kernel.org>,
	Greg Ungerer <gerg@...inux.org>
Subject: Re: [patch 01/10] m68knommu: 5772: Replace private irq flow handler


Hi Thomas,

On 07/02/11 09:39, Thomas Gleixner wrote:
> That handler lacks the minimal checks for action being zero etc. Keep
> the weird flow - ack before handling - intact and call into
> handle_simple_irq which does the right thing.
>
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Acked-by: Greg Ungerer <gerg@...inux.org>
> LKML-Reference: <20110202212552.413849952@...utronix.de>

Nitpick, the title should read "5272" not "5772".

Regards
Greg


> ---
>  arch/m68knommu/platform/5272/intc.c |    5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
>
> Index: linux-next/arch/m68knommu/platform/5272/intc.c
> ===================================================================
> --- linux-next.orig/arch/m68knommu/platform/5272/intc.c
> +++ linux-next/arch/m68knommu/platform/5272/intc.c
> @@ -137,11 +137,8 @@ static int intc_irq_set_type(unsigned in
>   */
>  static void intc_external_irq(unsigned int irq, struct irq_desc *desc)
>  {
> -	kstat_incr_irqs_this_cpu(irq, desc);
> -	desc->status |= IRQ_INPROGRESS;
>  	desc->chip->ack(irq);
> -	handle_IRQ_event(irq, desc->action);
> -	desc->status &= ~IRQ_INPROGRESS;
> +	handle_simple_irq(irq, desc);
>  }
>
>  static struct irq_chip intc_irq_chip = {

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Greg Ungerer  --  Principal Engineer        EMAIL:     gerg@...pgear.com
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