From mboxrd@z Thu Jan  1 00:00:00 1970
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Subject: Re: [RESEND][PATCH 1/2] lib/scatterlist: Make ARCH_HAS_SG_CHAIN an
 actual Kconfig
Date: Sun, 23 Mar 2014 14:04:46 +1100
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Cc: Fenghua Yu <fenghua.yu@intel.com>, Tony Luck <tony.luck@intel.com>, Russell King <linux@arm.linux.org.uk>, Andrew Morton <akpm@linux-foundation.org>, linux-scsi@vger.kernel.org, linux-s390@vger.kernel.org, x86@kernel.org, Heiko Carstens <heiko.carstens@de.ibm.com>, linux-kernel@vger.kernel.org, "James E.J. Bottomley" <JBottomley@parallels.com>, linux390@de.ibm.com, sparclinux@vger.kernel.org, Ingo Molnar <mingo@redhat.com>, Paul Mackerras <paulus@samba.org>, "H. Peter Anvin" <hpa@zytor.com>, Martin Schwidefsky <schwidefsky@de.ibm.com>, linux-ia64@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>, linuxppc-dev@lists.ozlabs.org, "David S. Miller" <davem@davemloft.net>, linux-arm-kernel@lists.infradead.org
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> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 1594945..8122294 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -82,6 +82,7 @@ config ARM
>  	  <http://www.arm.linux.org.uk/>.
>  
>  config ARM_HAS_SG_CHAIN
> +	select ARCH_HAS_SG_CHAIN
>  	bool
>  

Heh, a self-selecting config option... I didn't know that trick !

Ben.