0dc45ca1ce18 ("mm/memremap.c: take a pgmap reference on page allocation") ef233450898f ("mm: free device private pages have zero refcount") 27674ef6c73f ("mm: remove the extra ZONE_DEVICE struct page refcount") dc90f0846df4 ("mm: don't include in ") 895749455f60 ("mm: simplify freeing of devmap managed pages") 75e55d8a107e ("mm: move free_devmap_managed_page to memremap.c") 730ff52194cd ("mm: remove pointless includes from ") f56caedaf94f ("Merge branch 'akpm' (patches from Andrew)")