Date: Wed, 20 May 2015 12:15:15 +0200
From: Hans-Christian Egtvedt <egtvedt@samfundet.no>
To: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>, Bjorn Helgaas <bhelgaas@google.com>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
        "Rafael J. Wysocki" <rjw@rjwysocki.net>,
        Randy Dunlap <rdunlap@infradead.org>, Yinghai Lu <yinghai@kernel.org>,
        Borislav Petkov <bp@alien8.de>,
        Haavard Skinnemoen <hskinnemoen@gmail.com>,
        Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
        Tony Luck <tony.luck@intel.com>, x86@kernel.org,
        linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org,
        linux-acpi@vger.kernel.org
Subject: Re: [RFC v1 02/25] avr32, irq: Use irq_desc_get_xxx() to avoid
 redundant lookup of irq_desc
Message-ID: <20150520101515.GA12898@samfundet.no>
References: <1432116013-25902-1-git-send-email-jiang.liu@linux.intel.com>
 <1432116013-25902-3-git-send-email-jiang.liu@linux.intel.com>
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Around Wed 20 May 2015 17:59:50 +0800 or thereabout, Jiang Liu wrote:
> Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we
> already have a pointer to corresponding irq_desc.
> 
> Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>

Acked-by: Hans-Christian Egtvedt <egtvedt@samfundet.no>

> ---
>  arch/avr32/mach-at32ap/pio.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/avr32/mach-at32ap/pio.c b/arch/avr32/mach-at32ap/pio.c
> index 903c7d81d0d5..2583e6cc44e9 100644
> --- a/arch/avr32/mach-at32ap/pio.c
> +++ b/arch/avr32/mach-at32ap/pio.c
> @@ -286,7 +286,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
>  	struct pio_device	*pio = irq_desc_get_chip_data(desc);
>  	unsigned		gpio_irq;
>  
> -	gpio_irq = (unsigned) irq_get_handler_data(irq);
> +	gpio_irq = (unsigned) irq_desc_get_handler_data(desc);
>  	for (;;) {
>  		u32		isr;
>  
-- 
mvh
Hans-Christian Egtvedt
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