From: Gioh Kim <gurugio@xxxxxxxxxxx>
Migration is completely generalized so that migrating mobile page
is processed with lru-pages in move_to_new_page.
Signed-off-by: Gioh Kim <gioh.kim@xxxxxxx>
Acked-by: Rafael Aquini <aquini@xxxxxxxxxx>
---
mm/migrate.c | 15 ---------------
1 file changed, 15 deletions(-)
diff --git a/mm/migrate.c b/mm/migrate.c
index 53f0081d..e6644ac 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -844,21 +844,6 @@ static int __unmap_and_move(struct page *page, struct page *newpage,
}
}
- if (unlikely(mobile_page(page))) {
- /*
- * A mobile page does not need any special attention from
- * physical to virtual reverse mapping procedures.
- * Skip any attempt to unmap PTEs or to remap swap cache,
- * in order to avoid burning cycles at rmap level, and perform
- * the page migration right away (proteced by page lock).
- */
- lock_page(newpage);
- rc = page->mapping->a_ops->migratepage(page->mapping,
- newpage, page, mode);
- unlock_page(newpage);
- goto out_unlock;
- }
-
/*
* Corner case handling:
* 1. When a new swap-cache page is read into, it is added to the LRU
--
2.1.4
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