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Date: Thu, 9 Aug 2012 14:49:21 +0100 From: Mel Gorman <mgorman@...e.de> To: Linux-MM <linux-mm@...ck.org> Cc: Rik van Riel <riel@...hat.com>, Minchan Kim <minchan@...nel.org>, Jim Schutt <jaschut@...dia.gov>, LKML <linux-kernel@...r.kernel.org>, Mel Gorman <mgorman@...e.de> Subject: [PATCH 1/5] mm: compaction: Update comment in try_to_compact_pages The comment about order applied when the check was order > PAGE_ALLOC_COSTLY_ORDER which has not been the case since [c5a73c3d: thp: use compaction for all allocation orders]. Fixing the comment while I'm in the general area. Signed-off-by: Mel Gorman <mgorman@...e.de> Reviewed-by: Rik van Riel <riel@...hat.com> Reviewed-by: Minchan Kim <minchan@...nel.org> --- mm/compaction.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/mm/compaction.c b/mm/compaction.c index b39ede1..95ca967 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -759,11 +759,7 @@ unsigned long try_to_compact_pages(struct zonelist *zonelist, struct zone *zone; int rc = COMPACT_SKIPPED; - /* - * Check whether it is worth even starting compaction. The order check is - * made because an assumption is made that the page allocator can satisfy - * the "cheaper" orders without taking special steps - */ + /* Check if the GFP flags allow compaction */ if (!order || !may_enter_fs || !may_perform_io) return rc; -- 1.7.9.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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