From: Xishi Qiu <qiuxishi@xxxxxxxxxx> Subject: mm: use is_migrate_isolate_page() to simplify the code Use is_migrate_isolate_page() to simplify the code, no functional changes. Link: http://lkml.kernel.org/r/58B94FB1.8020802@xxxxxxxxxx Signed-off-by: Xishi Qiu <qiuxishi@xxxxxxxxxx> Acked-by: Michal Hocko <mhocko@xxxxxxxx> Cc: Vlastimil Babka <vbabka@xxxxxxx> Cc: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx> Cc: Minchan Kim <minchan@xxxxxxxxxx> Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/page_isolation.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff -puN mm/page_isolation.c~mm-use-is_migrate_isolate_page-to-simplify-the-code mm/page_isolation.c --- a/mm/page_isolation.c~mm-use-is_migrate_isolate_page-to-simplify-the-code +++ a/mm/page_isolation.c @@ -88,7 +88,7 @@ static void unset_migratetype_isolate(st zone = page_zone(page); spin_lock_irqsave(&zone->lock, flags); - if (get_pageblock_migratetype(page) != MIGRATE_ISOLATE) + if (!is_migrate_isolate_page(page)) goto out; /* @@ -205,7 +205,7 @@ int undo_isolate_page_range(unsigned lon pfn < end_pfn; pfn += pageblock_nr_pages) { page = __first_valid_page(pfn, pageblock_nr_pages); - if (!page || get_pageblock_migratetype(page) != MIGRATE_ISOLATE) + if (!page || !is_migrate_isolate_page(page)) continue; unset_migratetype_isolate(page, migratetype); } @@ -262,7 +262,7 @@ int test_pages_isolated(unsigned long st */ for (pfn = start_pfn; pfn < end_pfn; pfn += pageblock_nr_pages) { page = __first_valid_page(pfn, pageblock_nr_pages); - if (page && get_pageblock_migratetype(page) != MIGRATE_ISOLATE) + if (page && !is_migrate_isolate_page(page)) break; } page = __first_valid_page(start_pfn, end_pfn - start_pfn); _ -- 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
