1 files changed, 7 insertions, 2 deletions

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index eb6c50cc8880..cee1abf85d72 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1232,7 +1232,12 @@ void __meminit reserve_bootmem_region(phys_addr_t start, phys_addr_t end)
                         /* Avoid false-positive PageTail() */
                         INIT_LIST_HEAD(&page->lru);
 
-                        SetPageReserved(page);
+                        /*
+                         * no need for atomic set_bit because the struct
+                         * page is not visible yet so nobody should
+                         * access it yet.
+                         */
+                        __SetPageReserved(page);
                 }
         }
 }
@@ -5508,7 +5513,7 @@ not_early:
                 page = pfn_to_page(pfn);
                 __init_single_page(page, pfn, zone, nid);
                 if (context == MEMMAP_HOTPLUG)
-                        SetPageReserved(page);
+                        __SetPageReserved(page);
 
                 /*
                  * Mark the block movable so that blocks are reserved for