size_to_hstate
h = size_to_hstate(ps);
struct hstate *size_to_hstate(unsigned long size);
return size_to_hstate(1UL << page_size_log);
return size_to_hstate(folio_size(folio));
h = size_to_hstate(folio_size(folio));
dst = size_to_hstate(PAGE_SIZE << src->demote_order);
default_hstate_idx = hstate_index(size_to_hstate(HPAGE_SIZE));
if (size_to_hstate(PAGE_SIZE << order)) {
h = size_to_hstate(size);
default_hstate_idx = hstate_index(size_to_hstate(size));
demote_hstate = size_to_hstate(demote_size);
h = size_to_hstate(folio_size(folio));