linux-kernel - Re: [PATCH] of_irq.h: fix build warnings when CONFIG

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Message-ID: <CAL_Jsq+82vm_vt5EpcG1zvWmL_H4KY=91tB1WH5yUhHsiM11DA@mail.gmail.com>
Date:	Tue, 3 Sep 2013 17:31:20 -0500
From:	Rob Herring <robherring2@...il.com>
To:	Randy Dunlap <rdunlap@...radead.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <rob.herring@...xeda.com>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: Re: [PATCH] of_irq.h: fix build warnings when CONFIG_OF is not enabled

On Mon, Sep 2, 2013 at 10:54 AM, Randy Dunlap <rdunlap@...radead.org> wrote:
> From: Randy Dunlap <rdunlap@...radead.org>
>
> Fix build warnings when CONFIG_OF is not enabled:

It would be nice to know what arch/config you see this on.

> include/linux/of_irq.h:82:7: warning: 'struct device_node' declared inside parameter list [enabled by default]
> include/linux/of_irq.h:82:7: warning: its scope is only this definition or declaration, which is probably not what you want [enabled by default]
> include/linux/of_irq.h:87:47: warning: 'struct device_node' declared inside parameter list [enabled by default]
>
> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> Cc:     Grant Likely <grant.likely@...aro.org>
> Cc:     Rob Herring <rob.herring@...xeda.com>
> Cc:     devicetree@...r.kernel.org
> ---
>  include/linux/of_irq.h |    2 ++
>  1 file changed, 2 insertions(+)
>
> --- linux-next-20130830.orig/include/linux/of_irq.h
> +++ linux-next-20130830/include/linux/of_irq.h
> @@ -78,6 +78,8 @@ extern void of_irq_init(const struct of_
>  #endif /* CONFIG_OF_IRQ */
>
>  #else /* !CONFIG_OF */
> +struct device_node;

Can you move this outside of the ifdefs to minimize the amount of ifdef'ed code.

Rob
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