Re: linux-next: manual merge of the arm-lpae tree with the arm tree

From: Russell King
Date: Tue Nov 22 2011 - 03:14:02 EST


On Tue, Nov 22, 2011 at 12:03:58PM +1100, Stephen Rothwell wrote:
> diff --cc arch/arm/mm/ioremap.c
> index 12c7ad2,d1f78ba..0000000
> --- a/arch/arm/mm/ioremap.c
> +++ b/arch/arm/mm/ioremap.c
> @@@ -194,7 -208,14 +202,8 @@@ void __iomem * __arm_ioremap_pfn_caller
> */
> if (pfn >= 0x100000 && (__pfn_to_phys(pfn) & ~SUPERSECTION_MASK))
> return NULL;
> + #endif
>
> - /*
> - * Don't allow RAM to be mapped - this causes problems with ARMv6+
> - */
> - if (WARN_ON(pfn_valid(pfn)))
> - return NULL;
> -

This certainly is not correct - if Catalin's lpae tree is removing this
then that needs to be fixed.

--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of:
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