Subject: + mm-compaction-clean-up-code-on-success-of-ballon-isolation.patch added to -mm tree
To: iamjoonsoo.kim@xxxxxxx,mgorman@xxxxxxx,riel@xxxxxxxxxx,vbabka@xxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Fri, 21 Feb 2014 14:52:56 -0800
The patch titled
Subject: mm/compaction: clean-up code on success of ballon isolation
has been added to the -mm tree. Its filename is
mm-compaction-clean-up-code-on-success-of-ballon-isolation.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-compaction-clean-up-code-on-success-of-ballon-isolation.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-compaction-clean-up-code-on-success-of-ballon-isolation.patch
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From: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Subject: 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@xxxxxxx>
Acked-by: Vlastimil Babka <vbabka@xxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxx>
Cc: Rik van Riel <riel@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/compaction.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
diff -puN mm/compaction.c~mm-compaction-clean-up-code-on-success-of-ballon-isolation mm/compaction.c
--- a/mm/compaction.c~mm-compaction-clean-up-code-on-success-of-ballon-isolation
+++ a/mm/compaction.c
@@ -556,11 +556,7 @@ isolate_migratepages_range(struct zone *
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;
@@ -621,13 +617,14 @@ isolate_migratepages_range(struct zone *
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;
_
Patches currently in -mm which might be from iamjoonsoo.kim@xxxxxxx are
kthread-ensure-locality-of-task_struct-allocations.patch
mm-hugetlb-unify-region-structure-handling.patch
mm-hugetlb-improve-cleanup-resv_map-parameters.patch
mm-hugetlb-fix-race-in-region-tracking.patch
mm-hugetlb-remove-resv_map_put.patch
mm-hugetlb-use-vma_resv_map-map-types.patch
mm-hugetlb-improve-page-fault-scalability.patch
mm-hugetlb-improve-page-fault-scalability-fix.patch
mm-hugetlb-mark-some-bootstrap-functions-as-__init.patch
mm-compaction-avoid-isolating-pinned-pages.patch
mm-compaction-disallow-high-order-page-for-migration-target.patch
mm-compaction-do-not-call-suitable_migration_target-on-every-page.patch
mm-compaction-change-the-timing-to-check-to-drop-the-spinlock.patch
mm-compaction-check-pageblock-suitability-once-per-pageblock.patch
mm-compaction-clean-up-code-on-success-of-ballon-isolation.patch
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