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Commit b6c75016 authored by Joonsoo Kim's avatar Joonsoo Kim Committed by Linus Torvalds
Browse files

mm/compaction: clean-up code on success of ballon isolation 



It is just for clean-up to reduce code size and improve readability.
There is no functional change.

Signed-off-by: default avatarJoonsoo Kim <iamjoonsoo.kim@lge.com>
Acked-by: default avatarVlastimil Babka <vbabka@suse.cz>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Rik van Riel <riel@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent c122b208

mm/compaction.c

+4 −7
Original line number Diff line number Diff line
@@ -562,11 +562,7 @@ isolate_migratepages_range(struct zone *zone, struct compact_control *cc, 
			if (unlikely(balloon_page_movable(page))) {

				if (locked && balloon_page_isolate(page)) {

					/* Successfully isolated */

					cc->finished_update_migrate = true;

					list_add(&page->lru, migratelist);

					cc->nr_migratepages++;

					nr_isolated++;

					goto check_compact_cluster;

					goto isolate_success;

				}

			}

			continue;
@@ -627,13 +623,14 @@ isolate_migratepages_range(struct zone *zone, struct compact_control *cc, 
		VM_BUG_ON_PAGE(PageTransCompound(page), page);



		/* Successfully isolated */

		cc->finished_update_migrate = true;

		del_page_from_lru_list(page, lruvec, page_lru(page));



isolate_success:

		cc->finished_update_migrate = true;

		list_add(&page->lru, migratelist);

		cc->nr_migratepages++;

		nr_isolated++;



check_compact_cluster:

		/* Avoid isolating too much */

		if (cc->nr_migratepages == COMPACT_CLUSTER_MAX) {

			++low_pfn;