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authorJoonsoo Kim <iamjoonsoo.kim@lge.com>2014-04-07 15:37:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-04-07 16:35:51 -0700
commitb6c750163c0d138f5041d95fcdbd1094b6928057 (patch)
tree30c99a5bff21b21c3d449900b4f9806431a3d096 /mm
parentc122b2087ab94192f2b937e47b563a9c4e688ece (diff)
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: Joonsoo Kim <iamjoonsoo.kim@lge.com> Acked-by: Vlastimil Babka <vbabka@suse.cz> Cc: Mel Gorman <mgorman@suse.de> Cc: Rik van Riel <riel@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/compaction.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/mm/compaction.c b/mm/compaction.c
index 6878c005bc8e..054c28b51c75 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -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;