2129 int snapshot_read_next(struct snapshot_handle *handle)  in snapshot_read_next()  argument
2131 	if (handle->cur > nr_meta_pages + nr_copy_pages)  in snapshot_read_next()
2140 	if (!handle->cur) {  in snapshot_read_next()
2146 		handle->buffer = buffer;  in snapshot_read_next()
2149 	} else if (handle->cur <= nr_meta_pages) {  in snapshot_read_next()
2167 			handle->buffer = buffer;  in snapshot_read_next()
2169 			handle->buffer = page_address(page);  in snapshot_read_next()
2172 	handle->cur++;  in snapshot_read_next()
2624 int snapshot_write_next(struct snapshot_handle *handle)  in snapshot_write_next()  argument
2630 	if (handle->cur > 1 && handle->cur > nr_meta_pages + nr_copy_pages)  in snapshot_write_next()
2633 	if (!handle->cur) {  in snapshot_write_next()
2641 		handle->buffer = buffer;  in snapshot_write_next()
2642 	} else if (handle->cur == 1) {  in snapshot_write_next()
2654 	} else if (handle->cur <= nr_meta_pages + 1) {  in snapshot_write_next()
2659 		if (handle->cur == nr_meta_pages + 1) {  in snapshot_write_next()
2667 			handle->buffer = get_buffer(&orig_bm, &ca);  in snapshot_write_next()
2668 			if (IS_ERR(handle->buffer))  in snapshot_write_next()
2669 				return PTR_ERR(handle->buffer);  in snapshot_write_next()
2673 		hibernate_restore_protect_page(handle->buffer);  in snapshot_write_next()
2674 		handle->buffer = get_buffer(&orig_bm, &ca);  in snapshot_write_next()
2675 		if (IS_ERR(handle->buffer))  in snapshot_write_next()
2676 			return PTR_ERR(handle->buffer);  in snapshot_write_next()
2678 	handle->sync_read = (handle->buffer == buffer);  in snapshot_write_next()
2679 	handle->cur++;  in snapshot_write_next()
2691 void snapshot_write_finalize(struct snapshot_handle *handle)  in snapshot_write_finalize()  argument
2694 	hibernate_restore_protect_page(handle->buffer);  in snapshot_write_finalize()
2696 	if (handle->cur > 1 && handle->cur > nr_meta_pages + nr_copy_pages) {  in snapshot_write_finalize()
2702 int snapshot_image_loaded(struct snapshot_handle *handle)  in snapshot_image_loaded()  argument
2705 			handle->cur <= nr_meta_pages + nr_copy_pages);  in snapshot_image_loaded()