linux-kernel - Re: [PATCH V4 2/2] powerpc/pseries: init fault_around

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Date:	Tue, 20 May 2014 00:28:34 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Madhavan Srinivasan <maddy@...ux.vnet.ibm.com>
Cc:	linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
	linux-mm@...ck.org, linux-arch@...r.kernel.org, x86@...nel.org,
	benh@...nel.crashing.org, paulus@...ba.org,
	kirill.shutemov@...ux.intel.com, rusty@...tcorp.com.au,
	riel@...hat.com, mgorman@...e.de, ak@...ux.intel.com,
	peterz@...radead.org, mingo@...nel.org, dave.hansen@...el.com
Subject: Re: [PATCH V4 2/2] powerpc/pseries: init fault_around_order for
 pseries

On Thu,  8 May 2014 14:58:16 +0530 Madhavan Srinivasan <maddy@...ux.vnet.ibm.com> wrote:

> --- a/arch/powerpc/platforms/pseries/pseries.h
> +++ b/arch/powerpc/platforms/pseries/pseries.h
> @@ -17,6 +17,8 @@ struct device_node;
>  extern void request_event_sources_irqs(struct device_node *np,
>  				       irq_handler_t handler, const char *name);
>  
> +extern unsigned int fault_around_order;

This isn't an appropriate header file for exporting something from core
mm - what happens if arch/mn10300 wants it?.

I guess include/linux/mm.h is the place.

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