27 static unsigned long hpage_pmd_size;  variable
558 	p = mmap(BASE_ADDR, nr * hpage_pmd_size, PROT_READ | PROT_WRITE,  in alloc_mapping()
604 	ops->fault(p, 0, hpage_pmd_size);  in alloc_hpage()
614 	if (madvise_collapse_retry(p, hpage_pmd_size)) {  in alloc_hpage()
622 	if (madvise(p, hpage_pmd_size, MADV_HUGEPAGE)) {  in alloc_hpage()
660 	return check_huge_anon(addr, nr_hpages, hpage_pmd_size);  in anon_check_huge()
679 	size = nr_hpages * hpage_pmd_size;  in file_setup_area()
725 		return check_huge_file(addr, nr_hpages, hpage_pmd_size);  in file_check_huge()
727 		return check_huge_shmem(addr, nr_hpages, hpage_pmd_size);  in file_check_huge()
737 	unsigned long size = nr_hpages * hpage_pmd_size;  in shmem_setup_area()
765 	return check_huge_shmem(addr, nr_hpages, hpage_pmd_size);  in shmem_check_huge()
809 	madvise(p, nr_hpages * hpage_pmd_size, MADV_HUGEPAGE);  in __madvise_collapse()
810 	ret = madvise_collapse_retry(p, nr_hpages * hpage_pmd_size);  in __madvise_collapse()
845 	madvise(p, nr_hpages * hpage_pmd_size, MADV_HUGEPAGE);  in wait_for_scan()
860 	madvise(p, nr_hpages * hpage_pmd_size, MADV_NOHUGEPAGE);  in wait_for_scan()
882 		ops->fault(p, 0, nr_hpages * hpage_pmd_size);  in khugepaged_collapse()
918 	if (check_huge_anon(p, 1, hpage_pmd_size))  in alloc_at_fault()
927 	if (check_huge_anon(p, 0, hpage_pmd_size))  in alloc_at_fault()
931 	munmap(p, hpage_pmd_size);  in alloc_at_fault()
938 	unsigned long size = nr_hpages * hpage_pmd_size;  in collapse_full()
954 	ops->cleanup_area(p, hpage_pmd_size);  in collapse_empty()
965 	ops->cleanup_area(p, hpage_pmd_size);  in collapse_single_pte_entry()
999 	ops->cleanup_area(p, hpage_pmd_size);  in collapse_max_ptes_none()
1008 	ops->fault(p, 0, hpage_pmd_size);  in collapse_swapin_single_pte()
1024 	validate_memory(p, 0, hpage_pmd_size);  in collapse_swapin_single_pte()
1026 	ops->cleanup_area(p, hpage_pmd_size);  in collapse_swapin_single_pte()
1035 	ops->fault(p, 0, hpage_pmd_size);  in collapse_max_ptes_swap()
1051 	validate_memory(p, 0, hpage_pmd_size);  in collapse_max_ptes_swap()
1054 		ops->fault(p, 0, hpage_pmd_size);  in collapse_max_ptes_swap()
1070 		validate_memory(p, 0, hpage_pmd_size);  in collapse_max_ptes_swap()
1073 	ops->cleanup_area(p, hpage_pmd_size);  in collapse_max_ptes_swap()
1089 	madvise(p, hpage_pmd_size, MADV_NOHUGEPAGE);  in collapse_single_pte_entry_compound()
1091 	madvise(p + page_size, hpage_pmd_size - page_size, MADV_DONTNEED);  in collapse_single_pte_entry_compound()
1101 	ops->cleanup_area(p, hpage_pmd_size);  in collapse_single_pte_entry_compound()
1111 	madvise(p, hpage_pmd_size, MADV_NOHUGEPAGE);  in collapse_full_of_compound()
1119 	validate_memory(p, 0, hpage_pmd_size);  in collapse_full_of_compound()
1120 	ops->cleanup_area(p, hpage_pmd_size);  in collapse_full_of_compound()
1133 		madvise(BASE_ADDR, hpage_pmd_size, MADV_HUGEPAGE);  in collapse_compound_extreme()
1134 		ops->fault(BASE_ADDR, 0, hpage_pmd_size);  in collapse_compound_extreme()
1139 		madvise(BASE_ADDR, hpage_pmd_size, MADV_NOHUGEPAGE);  in collapse_compound_extreme()
1142 				i * page_size + hpage_pmd_size,  in collapse_compound_extreme()
1145 				BASE_ADDR + 2 * hpage_pmd_size);  in collapse_compound_extreme()
1151 		p = mremap(BASE_ADDR + 2 * hpage_pmd_size,  in collapse_compound_extreme()
1153 				(i + 1) * page_size + hpage_pmd_size,  in collapse_compound_extreme()
1162 	ops->cleanup_area(BASE_ADDR, hpage_pmd_size);  in collapse_compound_extreme()
1163 	ops->fault(p, 0, hpage_pmd_size);  in collapse_compound_extreme()
1172 	validate_memory(p, 0, hpage_pmd_size);  in collapse_compound_extreme()
1173 	ops->cleanup_area(p, hpage_pmd_size);  in collapse_compound_extreme()
1206 		ops->cleanup_area(p, hpage_pmd_size);  in collapse_fork()
1219 	ops->cleanup_area(p, hpage_pmd_size);  in collapse_fork()
1241 		madvise(p, hpage_pmd_size, MADV_NOHUGEPAGE);  in collapse_fork_compound()
1254 		validate_memory(p, 0, hpage_pmd_size);  in collapse_fork_compound()
1255 		ops->cleanup_area(p, hpage_pmd_size);  in collapse_fork_compound()
1267 	validate_memory(p, 0, hpage_pmd_size);  in collapse_fork_compound()
1268 	ops->cleanup_area(p, hpage_pmd_size);  in collapse_fork_compound()
1314 		validate_memory(p, 0, hpage_pmd_size);  in collapse_max_ptes_shared()
1315 		ops->cleanup_area(p, hpage_pmd_size);  in collapse_max_ptes_shared()
1327 	validate_memory(p, 0, hpage_pmd_size);  in collapse_max_ptes_shared()
1328 	ops->cleanup_area(p, hpage_pmd_size);  in collapse_max_ptes_shared()
1337 	ops->fault(p, 0, hpage_pmd_size);  in madvise_collapse_existing_thps()
1339 	validate_memory(p, 0, hpage_pmd_size);  in madvise_collapse_existing_thps()
1343 	validate_memory(p, 0, hpage_pmd_size);  in madvise_collapse_existing_thps()
1344 	ops->cleanup_area(p, hpage_pmd_size);  in madvise_collapse_existing_thps()
1356 	unsigned long size = nr_hpages * hpage_pmd_size;  in madvise_retracted_page_tables()
1469 	hpage_pmd_size = read_pmd_pagesize();  in main()
1470 	if (!hpage_pmd_size) {  in main()
1474 	hpage_pmd_nr = hpage_pmd_size / page_size;  in main()