Re: [PATCH v2 01/12] mm/memblock: add MEMBLOCK_NOMAP attribute to memblock memory table

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> On 16 nov. 2015, at 20:49, Russell King - ARM Linux <linux@xxxxxxxxxxxxxxxx> wrote:
> 
>> On Mon, Nov 16, 2015 at 08:09:38PM +0100, Ard Biesheuvel wrote:
>> The main difference is that memblock_is_memory() still returns true
>> for the region. This is useful in some cases, e.g., to decide which
>> attributes to use when mapping.
> 
> Ok, so we'd need to switch to using memblock_is_map_memory() instead
> for pfn_valid() then.

Indeed, as is implemented by 10/12

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