linux-kernel - Re: [PATCH 2/8] gpio: pl061 depends on ARM

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Date:	Mon, 17 Sep 2012 22:59:58 +0100
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Davide Ciminaghi <dciminaghi@...l.gnudd.com>
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com, djbw@...com,
	vinod.koul@...el.com, grant.likely@...retlab.ca,
	linus.walleij@...aro.org, rubini@...dd.com, wim@...ana.be,
	cjb@...top.org, davidb@...eaurora.org, nico@...xnic.net,
	gregkh@...uxfoundation.org, ben-linux@...ff.org,
	viresh.linux@...il.com, rajeev-dlh.kumar@...com,
	giancarlo.asnaghi@...com, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 2/8] gpio: pl061 depends on ARM

On Fri, Sep 14, 2012 at 06:23:57PM +0200, Davide Ciminaghi wrote:
> From: Alessandro Rubini <rubini@...dd.com>
> 
> Patch dece904d itroduced chained_irq_enter/exit, which is only
> available for arch/arm and the driver won't compile elsewhere.
> 
> The dependency is thus made explicit, because AMBA is used in the x86
> world by a PCI-to-AMBA bridge, to be submitted.
> 
> Signed-off-by: Alessandro Rubini <rubini@...dd.com>
> Acked-by: Giancarlo Asnaghi <giancarlo.asnaghi@...com>

The real solution to this is to stop the madness that chained_irq_enter/
chained_irq_exit are both ARM-only.
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