2 files changed, 5 insertions, 4 deletions

diff --git a/mm/nommu.c b/mm/nommu.c
index 4bde489ec431..66e81e7e9fe9 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -1352,6 +1352,7 @@ unsigned long do_mmap_pgoff(struct file *file,
         }
 
         vma->vm_region = region;
+        add_nommu_region(region);
 
         /* set up the mapping */
         if (file && vma->vm_flags & VM_SHARED)
@@ -1361,8 +1362,6 @@ unsigned long do_mmap_pgoff(struct file *file,
         if (ret < 0)
                 goto error_put_region;
 
-        add_nommu_region(region);
-
         /* okay... we have a mapping; now we have to register it */
         result = vma->vm_start;
 
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 5cc986eb9f6f..a0de15f46987 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -817,13 +817,15 @@ __rmqueue_fallback(struct zone *zone, int order, int start_migratetype)
                          * agressive about taking ownership of free pages
                          */
                         if (unlikely(current_order >= (pageblock_order >> 1)) ||
-                                        start_migratetype == MIGRATE_RECLAIMABLE) {
+                                        start_migratetype == MIGRATE_RECLAIMABLE ||
+                                        page_group_by_mobility_disabled) {
                                 unsigned long pages;
                                 pages = move_freepages_block(zone, page,
                                                                 start_migratetype);
 
                                 /* Claim the whole block if over half of it is free */
-                                if (pages >= (1 << (pageblock_order-1)))
+                                if (pages >= (1 << (pageblock_order-1)) ||
+                                                page_group_by_mobility_disabled)
                                         set_pageblock_migratetype(page,
                                                                 start_migratetype);