30 static u8 *extent_create_backing(struct block_allocation *alloc,  in extent_create_backing()  argument
38 	for (; alloc != NULL && backing_len > 0; get_next_region(alloc)) {  in extent_create_backing()
42 		get_region(alloc, &region_block, &region_len);  in extent_create_backing()
56 static void extent_create_backing_file(struct block_allocation *alloc,  in extent_create_backing_file()  argument
60 	for (; alloc != NULL && backing_len > 0; get_next_region(alloc)) {  in extent_create_backing_file()
64 		get_region(alloc, &region_block, &region_len);  in extent_create_backing_file()
79 	struct block_allocation *alloc = allocate_blocks(block_len + 1);  in do_inode_allocate_extents()  local
85 	if (alloc == NULL) {  in do_inode_allocate_extents()
90 	int allocation_len = block_allocation_num_regions(alloc);  in do_inode_allocate_extents()
92 		reduce_allocation(alloc, 1);  in do_inode_allocate_extents()
94 		reserve_oob_blocks(alloc, 1);  in do_inode_allocate_extents()
95 		extent_block = get_oob_block(alloc, 0);  in do_inode_allocate_extents()
150 	for (; !last_region(alloc); extent++, get_next_region(alloc)) {  in do_inode_allocate_extents()
154 		get_region(alloc, &region_block, &region_len);  in do_inode_allocate_extents()
173 	rewind_alloc(alloc);  in do_inode_allocate_extents()
175 	return alloc;  in do_inode_allocate_extents()
184 	struct block_allocation *alloc;  in inode_allocate_data_extents()  local
187 	alloc = do_inode_allocate_extents(inode, len);  in inode_allocate_data_extents()
188 	if (alloc == NULL) {  in inode_allocate_data_extents()
194 		data = extent_create_backing(alloc, backing_len);  in inode_allocate_data_extents()
199 	free_alloc(alloc);  in inode_allocate_data_extents()
209 	struct block_allocation *alloc;  in inode_allocate_file_extents()  local
211 	alloc = do_inode_allocate_extents(inode, len);  in inode_allocate_file_extents()
212 	if (alloc == NULL) {  in inode_allocate_file_extents()
217 	extent_create_backing_file(alloc, len, filename);  in inode_allocate_file_extents()
219 	free_alloc(alloc);  in inode_allocate_file_extents()
225 	struct block_allocation *alloc;  in inode_allocate_extents()  local
227 	alloc = do_inode_allocate_extents(inode, len);  in inode_allocate_extents()
228 	if (alloc == NULL) {  in inode_allocate_extents()
233 	free_alloc(alloc);  in inode_allocate_extents()