Re: [PATCH 2/2] linux: ARM: memmap: Revise freeing unused memmapentries for SPARSEMEM

From: Russell King - ARM Linux
Date: Thu Mar 29 2012 - 08:13:33 EST

On Thu, Mar 29, 2012 at 07:02:52PM +0900, Akira Takeuchi wrote:
> F0-F4 is the unused memory regions and their corresponding memmap entries
> can be freed. However, free_unused_memmap() only frees the entries for
> F1/F2/F4, and does not free the entries for F0/F3.

No we're not going to support having free areas at the start of an
otherwise populated bank of memory. This is just insane. Fix your
hardware instead or your sparsemem setup.
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