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

Joonsoo Kim
2014-04-16T01:52:50Z

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@suse.cz>
> Cc: Minchan Kim <minchan@kernel.org>
> Cc: Mel Gorman <mgorman@suse.de>
> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
> Cc: Michal Nazarewicz <mina86@mina86.com>
> Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
> Cc: Christoph Lameter <cl@linux.com>
> Cc: Rik van Riel <riel@redhat.com>
> ---
> mm/compaction.c | 17 ++++++++---------
> 1 file changed, 8 insertions(+), 9 deletions(-)

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