linux-kernel - Re: [RFC v1 01/25] ARM, irq: Use irq_desc_get_xxx() to avoid redundant lookup of irq

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Message-ID: <20150520193547.GU2067@n2100.arm.linux.org.uk>
Date:	Wed, 20 May 2015 20:35:47 +0100
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Jiang Liu <jiang.liu@...ux.intel.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Randy Dunlap <rdunlap@...radead.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Borislav Petkov <bp@...en8.de>,
	Jason Cooper <jason@...edaemon.net>,
	Andrew Lunn <andrew@...n.ch>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	Gregory Clement <gregory.clement@...e-electrons.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Tony Luck <tony.luck@...el.com>, x86@...nel.org,
	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
	linux-acpi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [RFC v1 01/25] ARM, irq: Use irq_desc_get_xxx() to avoid
 redundant lookup of irq_desc

On Wed, May 20, 2015 at 05:59:49PM +0800, Jiang Liu wrote:
> diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
> index 5cc779c8e9c6..0d0844fa54c2 100644
> --- a/arch/arm/common/sa1111.c
> +++ b/arch/arm/common/sa1111.c
> @@ -200,7 +200,7 @@ static void
>  sa1111_irq_handler(unsigned int irq, struct irq_desc *desc)
>  {
>  	unsigned int stat0, stat1, i;
> -	struct sa1111 *sachip = irq_get_handler_data(irq);
> +	struct sa1111 *sachip = irq_desc_get_handler_data(desc);
>  	void __iomem *mapbase = sachip->base + SA1111_INTC;
>  
>  	stat0 = sa1111_readl(mapbase + SA1111_INTSTATCLR0);

For this one only,

Acked-by: Russell King <rmk+kernel@....linux.org.uk>

Other maintainers are responsible for the others...

Thanks.

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