[PATCH] arm64/include/asm: Fixed a warning about 'struct pt_regs'

[will.deacon@arm.com (Will Deacon)]

On Thu, Dec 04, 2014 at 06:29:35AM +0000, Chunyan Zhang wrote:
> If I include asm/irq.h on the top of my code, and set ARCH=arm64,
> I'll get a compile warning, details are below:
> warning: ?struct pt_regs?
> declared inside parameter list [enabled by default]
> 
> This patch is suggested by Arnd, see:
> http://lists.infradead.org/pipermail/linux-arm-kernel/2014-December/308270.html
> 
> Signed-off-by: Chunyan Zhang <chunyan.zhang@spreadtrum.com>
> ---
>  arch/arm64/include/asm/irq.h |    2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/include/asm/irq.h b/arch/arm64/include/asm/irq.h
> index e1f7ecd..acedc7e 100644
> --- a/arch/arm64/include/asm/irq.h
> +++ b/arch/arm64/include/asm/irq.h
> @@ -3,6 +3,8 @@
>  
>  #include <asm-generic/irq.h>
>  
> +struct pt_regs;
> +
>  extern void (*handle_arch_irq)(struct pt_regs *);
>  extern void migrate_irqs(void);
>  extern void set_handle_irq(void (*handle_irq)(struct pt_regs *));

Fair enough, applied with trivial conflict resolution.

Will