2186 	pgoff_t idx;  in __vma_reservation_common()  local
2194 	idx = vma_hugecache_offset(h, vma, addr);  in __vma_reservation_common()
2197 		ret = region_chg(resv, idx, idx + 1, &dummy_out_regions_needed);  in __vma_reservation_common()
2205 		ret = region_add(resv, idx, idx + 1, 1, NULL, NULL);  in __vma_reservation_common()
2210 		region_abort(resv, idx, idx + 1, 1);  in __vma_reservation_common()
2215 			ret = region_add(resv, idx, idx + 1, 1, NULL, NULL);  in __vma_reservation_common()
2219 			region_abort(resv, idx, idx + 1, 1);  in __vma_reservation_common()
2220 			ret = region_del(resv, idx, idx + 1);  in __vma_reservation_common()
2328 	int ret, idx;  in alloc_huge_page()  local
2332 	idx = hstate_index(h);  in alloc_huge_page()
2373 			idx, pages_per_huge_page(h), &h_cg);  in alloc_huge_page()
2378 	ret = hugetlb_cgroup_charge_cgroup(idx, pages_per_huge_page(h), &h_cg);  in alloc_huge_page()
2402 	hugetlb_cgroup_commit_charge(idx, pages_per_huge_page(h), h_cg, page);  in alloc_huge_page()
2407 		hugetlb_cgroup_commit_charge_rsvd(idx, pages_per_huge_page(h),  in alloc_huge_page()
2437 	hugetlb_cgroup_uncharge_cgroup(idx, pages_per_huge_page(h), h_cg);  in alloc_huge_page()
2440 		hugetlb_cgroup_uncharge_cgroup_rsvd(idx, pages_per_huge_page(h),  in alloc_huge_page()
3096 		int idx = hstate_index(h);  in hugetlb_unregister_node()  local
3097 		if (nhs->hstate_kobjs[idx]) {  in hugetlb_unregister_node()
3098 			kobject_put(nhs->hstate_kobjs[idx]);  in hugetlb_unregister_node()
3099 			nhs->hstate_kobjs[idx] = NULL;  in hugetlb_unregister_node()
4205 			pgoff_t idx;  in hugetlb_cow()  local
4219 			idx = vma_hugecache_offset(h, vma, haddr);  in hugetlb_cow()
4220 			hash = hugetlb_fault_mutex_hash(mapping, idx);  in hugetlb_cow()
4298 	pgoff_t idx;  in hugetlbfs_pagecache_page()  local
4301 	idx = vma_hugecache_offset(h, vma, address);  in hugetlbfs_pagecache_page()
4303 	return find_lock_page(mapping, idx);  in hugetlbfs_pagecache_page()
4314 	pgoff_t idx;  in hugetlbfs_pagecache_present()  local
4318 	idx = vma_hugecache_offset(h, vma, address);  in hugetlbfs_pagecache_present()
4320 	page = find_get_page(mapping, idx);  in hugetlbfs_pagecache_present()
4327 			   pgoff_t idx)  in huge_add_to_page_cache()  argument
4331 	int err = add_to_page_cache(page, mapping, idx, GFP_KERNEL);  in huge_add_to_page_cache()
4351 						  pgoff_t idx,  in hugetlb_handle_userfault()  argument
4356 	u32 hash = hugetlb_fault_mutex_hash(mapping, idx);  in hugetlb_handle_userfault()
4383 			struct address_space *mapping, pgoff_t idx,  in hugetlb_no_page()  argument
4395 	u32 hash = hugetlb_fault_mutex_hash(mapping, idx);  in hugetlb_no_page()
4414 	if (idx >= size)  in hugetlb_no_page()
4418 	page = find_lock_page(mapping, idx);  in hugetlb_no_page()
4422 			ret = hugetlb_handle_userfault(vma, mapping, idx,  in hugetlb_no_page()
4457 			int err = huge_add_to_page_cache(page, mapping, idx);  in hugetlb_no_page()
4488 			ret = hugetlb_handle_userfault(vma, mapping, idx,  in hugetlb_no_page()
4556 u32 hugetlb_fault_mutex_hash(struct address_space *mapping, pgoff_t idx)  in hugetlb_fault_mutex_hash()  argument
4562 	key[1] = idx;  in hugetlb_fault_mutex_hash()
4573 u32 hugetlb_fault_mutex_hash(struct address_space *mapping, pgoff_t idx)  in hugetlb_fault_mutex_hash()  argument
4586 	pgoff_t idx;  in hugetlb_fault()  local
4634 	idx = vma_hugecache_offset(h, vma, haddr);  in hugetlb_fault()
4635 	hash = hugetlb_fault_mutex_hash(mapping, idx);  in hugetlb_fault()
4644 		return hugetlb_no_page(mm, vma, mapping, idx, address, ptep, flags);  in hugetlb_fault()
4752 	pgoff_t idx;  in hugetlb_mcopy_atomic_pte()  local
4763 	idx = vma_hugecache_offset(h, dst_vma, dst_addr);  in hugetlb_mcopy_atomic_pte()
4767 		page = find_lock_page(mapping, idx);  in hugetlb_mcopy_atomic_pte()
4813 		if (idx >= size)  in hugetlb_mcopy_atomic_pte()
4822 		ret = huge_add_to_page_cache(page, mapping, idx);  in hugetlb_mcopy_atomic_pte()
4841 	if (idx >= size)  in hugetlb_mcopy_atomic_pte()
5357 				unsigned long addr, pgoff_t idx)  in page_table_shareable()  argument
5359 	unsigned long saddr = ((idx - svma->vm_pgoff) << PAGE_SHIFT) +  in page_table_shareable()
5450 	pgoff_t idx = ((addr - vma->vm_start) >> PAGE_SHIFT) +  in huge_pmd_share()  local
5459 	vma_interval_tree_foreach(svma, &mapping->i_mmap, idx, idx) {  in huge_pmd_share()
5463 		saddr = page_table_shareable(svma, vma, addr, idx);  in huge_pmd_share()