[PATCH v2 02/11] mm: ioremap: fixup the physical address and page prot

[Christoph Hellwig]

> -void __iomem *arch_ioremap(phys_addr_t phys_addr, size_t size, unsigned long prot);
> +void __iomem *
> +arch_ioremap(phys_addr_t *paddr, size_t size, unsigned long *prot_val);

It seems a bit odd to do this in two steps vs just doing the entire
change in the first patch.  Any good reason for that?