Re: [PATCH 03/13] mm: meminit: Only set page reserved in the memblock region

[Andrew Morton]

On Thu, 23 Apr 2015 11:33:06 +0100 Mel Gorman <mgorman@xxxxxxx> wrote:

> From: Nathan Zimmer <nzimmer@xxxxxxx>
> 
> Currently we when we initialze each page struct is set as reserved upon
> initialization.

Hard to parse.  I changed it to "Currently each page struct is set as
reserved upon initialization".

>  This changes to starting with the reserved bit clear and
> then only setting the bit in the reserved region.

For what reason?

A code comment over reserve_bootmem_region() would be a good way
to answer that.
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