MAX_FOLIO_ORDER
MAX_FOLIO_ORDER);
#define __NR_VMEMMAP_TAILS (MAX_FOLIO_ORDER - VMEMMAP_TAIL_MIN_ORDER + 1)
#define MAX_FOLIO_NR_PAGES (1UL << MAX_FOLIO_ORDER)
BUILD_BUG_ON_INVALID(HUGETLB_PAGE_ORDER > MAX_FOLIO_ORDER);
WARN_ON(order > MAX_FOLIO_ORDER);
VM_WARN_ON_ONCE(order > MAX_FOLIO_ORDER);
if (WARN_ONCE(pgmap->vmemmap_shift > MAX_FOLIO_ORDER,
if (WARN_ON_ONCE((gfp_mask & __GFP_COMP) && order > MAX_FOLIO_ORDER))
if ((order >= MAX_FOLIO_ORDER) ||
if (order > MAX_FOLIO_ORDER)
if (WARN_ON_ONCE(order > MAX_FOLIO_ORDER))