190 	ssize_t ret = count;  in enabled_store()  local
202 		ret = -EINVAL;  in enabled_store()
204 	if (ret > 0) {  in enabled_store()
207 			ret = err;  in enabled_store()
209 	return ret;  in enabled_store()
228 	int ret;  in single_hugepage_flag_store()  local
230 	ret = kstrtoul(buf, 10, &value);  in single_hugepage_flag_store()
231 	if (ret < 0)  in single_hugepage_flag_store()
232 		return ret;  in single_hugepage_flag_store()
450 	int ret = 0;  in setup_transparent_hugepage()  local
458 		ret = 1;  in setup_transparent_hugepage()
464 		ret = 1;  in setup_transparent_hugepage()
470 		ret = 1;  in setup_transparent_hugepage()
473 	if (!ret)  in setup_transparent_hugepage()
475 	return ret;  in setup_transparent_hugepage()
534 	unsigned long len_pad, ret;  in __thp_get_unmapped_area()  local
543 	ret = current->mm->get_unmapped_area(filp, addr, len_pad,  in __thp_get_unmapped_area()
550 	if (IS_ERR_VALUE(ret))  in __thp_get_unmapped_area()
557 	if (ret == addr)  in __thp_get_unmapped_area()
560 	ret += (off - ret) & (size - 1);  in __thp_get_unmapped_area()
561 	return ret;  in __thp_get_unmapped_area()
567 	unsigned long ret;  in thp_get_unmapped_area()  local
573 	ret = __thp_get_unmapped_area(filp, addr, len, off, flags, PMD_SIZE);  in thp_get_unmapped_area()
574 	if (ret)  in thp_get_unmapped_area()
575 		return ret;  in thp_get_unmapped_area()
587 	vm_fault_t ret = 0;  in __do_huge_pmd_anonymous_page()  local
601 		ret = VM_FAULT_OOM;  in __do_huge_pmd_anonymous_page()
619 		ret = check_stable_address_space(vma->vm_mm);  in __do_huge_pmd_anonymous_page()
620 		if (ret)  in __do_huge_pmd_anonymous_page()
655 	return ret;  in __do_huge_pmd_anonymous_page()
729 		vm_fault_t ret;  in do_huge_pmd_anonymous_page()  local
740 		ret = 0;  in do_huge_pmd_anonymous_page()
742 			ret = check_stable_address_space(vma->vm_mm);  in do_huge_pmd_anonymous_page()
743 			if (ret) {  in do_huge_pmd_anonymous_page()
749 				ret = handle_userfault(vmf, VM_UFFD_MISSING);  in do_huge_pmd_anonymous_page()
750 				VM_BUG_ON(ret & VM_FAULT_FALLBACK);  in do_huge_pmd_anonymous_page()
760 		return ret;  in do_huge_pmd_anonymous_page()
1021 	int ret = -ENOMEM;  in copy_huge_pmd()  local
1035 	ret = -EAGAIN;  in copy_huge_pmd()
1058 		ret = 0;  in copy_huge_pmd()
1114 	ret = 0;  in copy_huge_pmd()
1119 	return ret;  in copy_huge_pmd()
1187 	int ret;  in copy_huge_pud()  local
1193 	ret = -EAGAIN;  in copy_huge_pud()
1221 	ret = 0;  in copy_huge_pud()
1225 	return ret;  in copy_huge_pud()
1578 	bool ret = false;  in madvise_free_huge_pmd()  local
1634 	ret = true;  in madvise_free_huge_pmd()
1638 	return ret;  in madvise_free_huge_pmd()
1802 	int ret;  in change_huge_pmd()  local
1812 	ret = 1;  in change_huge_pmd()
1885 	ret = HPAGE_PMD_NR;  in change_huge_pmd()
1890 	return ret;  in change_huge_pmd()
2548 	int i, compound, nr, ret;  in total_mapcount()  local
2559 	ret = compound;  in total_mapcount()
2561 		ret += atomic_read(&page[i]._mapcount) + 1;  in total_mapcount()
2564 		return ret - compound * nr;  in total_mapcount()
2566 		ret -= nr;  in total_mapcount()
2567 	return ret;  in total_mapcount()
2596 	int i, ret, _total_mapcount, mapcount;  in page_trans_huge_mapcount()  local
2610 	_total_mapcount = ret = 0;  in page_trans_huge_mapcount()
2613 		ret = max(ret, mapcount);  in page_trans_huge_mapcount()
2617 		ret -= 1;  in page_trans_huge_mapcount()
2621 	ret += mapcount;  in page_trans_huge_mapcount()
2625 	return ret;  in page_trans_huge_mapcount()
2669 	int extra_pins, ret;  in split_huge_page_to_list()  local
2691 			ret = -EBUSY;  in split_huge_page_to_list()
2702 			ret = -EBUSY;  in split_huge_page_to_list()
2724 		ret = -EBUSY;  in split_huge_page_to_list()
2761 		ret = 0;  in split_huge_page_to_list()
2769 		ret = -EBUSY;  in split_huge_page_to_list()
2780 	count_vm_event(!ret ? THP_SPLIT_PAGE : THP_SPLIT_PAGE_FAILED);  in split_huge_page_to_list()
2781 	return ret;  in split_huge_page_to_list()