Re: [PATCH 2/2] mm/compaction: cleanup isolate_freepages()

[Joonsoo Kim]

On Tue, Apr 15, 2014 at 11:18:27AM +0200, Vlastimil Babka wrote:
> isolate_freepages() is currently somewhat hard to follow thanks to many
> different pfn variables. Especially misleading is the name 'high_pfn' which
> looks like it is related to the 'low_pfn' variable, but in fact it is not.
> 
> This patch renames the 'high_pfn' variable to a hopefully less confusing name,
> and slightly changes its handling without a functional change. A comment made
> obsolete by recent changes is also updated.
> 
> Signed-off-by: Vlastimil Babka <vbabka@xxxxxxx>
> Cc: Minchan Kim <minchan@xxxxxxxxxx>
> Cc: Mel Gorman <mgorman@xxxxxxx>
> Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
> Cc: Michal Nazarewicz <mina86@xxxxxxxxxx>
> Cc: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
> Cc: Christoph Lameter <cl@xxxxxxxxx>
> Cc: Rik van Riel <riel@xxxxxxxxxx>
> ---
>  mm/compaction.c | 17 ++++++++---------
>  1 file changed, 8 insertions(+), 9 deletions(-)

Acked-by: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
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