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 Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ 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 -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html