169 	unsigned long offset;  in alloc_swapdev_block()  local
171 	offset = swp_offset(get_swap_page_of_type(swap));  in alloc_swapdev_block()
172 	if (offset) {  in alloc_swapdev_block()
173 		if (swsusp_extents_insert(offset))  in alloc_swapdev_block()
174 			swap_free(swp_entry(swap, offset));  in alloc_swapdev_block()
176 			return swapdev_block(swap, offset);  in alloc_swapdev_block()
193 		unsigned long offset;  in free_all_swap_pages()  local
197 		for (offset = ext->start; offset <= ext->end; offset++)  in free_all_swap_pages()
198 			swap_free(swp_entry(swap, offset));  in free_all_swap_pages()
276 static int write_page(void *buf, sector_t offset, struct bio **bio_chain)  in write_page()  argument
281 	if (!offset)  in write_page()
307 	return hib_bio_write_page(offset, src, bio_chain);  in write_page()
353 	sector_t offset;  in swap_write_page()  local
357 	offset = alloc_swapdev_block(root_swap);  in swap_write_page()
358 	error = write_page(buf, offset, bio_chain);  in swap_write_page()
361 	handle->cur->entries[handle->k++] = offset;  in swap_write_page()
363 		offset = alloc_swapdev_block(root_swap);  in swap_write_page()
364 		if (!offset)  in swap_write_page()
366 		handle->cur->next_swap = offset;  in swap_write_page()
371 		handle->cur_swap = offset;  in swap_write_page()
878 	sector_t offset;  in get_swap_reader()  local
887 	offset = swsusp_header->image;  in get_swap_reader()
888 	while (offset) {  in get_swap_reader()
908 		error = hib_bio_read_page(offset, tmp->map, NULL);  in get_swap_reader()
913 		offset = tmp->map->next_swap;  in get_swap_reader()
923 	sector_t offset;  in swap_read_page()  local
929 	offset = handle->cur->entries[handle->k];  in swap_read_page()
930 	if (!offset)  in swap_read_page()
932 	error = hib_bio_read_page(offset, buf, bio_chain);  in swap_read_page()