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| author | Joonsoo Kim <iamjoonsoo.kim@lge.com> | 2014-04-07 15:37:07 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-07 16:35:51 -0700 |
| commit | b6c750163c0d138f5041d95fcdbd1094b6928057 (patch) | |
| tree | 30c99a5bff21b21c3d449900b4f9806431a3d096 /mm/compaction.c | |
| parent | c122b2087ab94192f2b937e47b563a9c4e688ece (diff) | |
| download | lwn-b6c750163c0d138f5041d95fcdbd1094b6928057.tar.gz lwn-b6c750163c0d138f5041d95fcdbd1094b6928057.zip | |
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/compaction.c')
| -rw-r--r-- | mm/compaction.c | 11 |
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; |