1 files changed, 9 insertions, 8 deletions

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index d9fbac1b503..265fea4fbc8 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1394,21 +1394,22 @@ int capture_free_page(struct page *page, int alloc_order, int migratetype)
 
         zone = page_zone(page);
         order = page_order(page);
+        mt = get_pageblock_migratetype(page);
 
-        /* Obey watermarks as if the page was being allocated */
-        watermark = low_wmark_pages(zone) + (1 << order);
-        if (!zone_watermark_ok(zone, 0, watermark, 0, 0))
-                return 0;
+        if (mt != MIGRATE_ISOLATE) {
+                /* Obey watermarks as if the page was being allocated */
+                watermark = low_wmark_pages(zone) + (1 << order);
+                if (!zone_watermark_ok(zone, 0, watermark, 0, 0))
+                        return 0;
+
+                __mod_zone_freepage_state(zone, -(1UL << alloc_order), mt);
+        }
 
         /* Remove page from free list */
         list_del(&page->lru);
         zone->free_area[order].nr_free--;
         rmv_page_order(page);
 
-        mt = get_pageblock_migratetype(page);
-        if (unlikely(mt != MIGRATE_ISOLATE))
-                __mod_zone_freepage_state(zone, -(1UL << alloc_order), mt);
-
         if (alloc_order != order)
                 expand(zone, page, alloc_order, order,
                         &zone->free_area[order], migratetype);