512 	struct fiemap *fiemap_buf;  in try_fiemap_copy()  local
522 	err = ext2fs_get_memzero(fie_buf_size, &fiemap_buf);  in try_fiemap_copy()
526 	ext_buf = fiemap_buf->fm_extents;  in try_fiemap_copy()
527 	memset(fiemap_buf, 0, fie_buf_size);  in try_fiemap_copy()
528 	fiemap_buf->fm_length = FIEMAP_MAX_OFFSET;  in try_fiemap_copy()
529 	fiemap_buf->fm_flags |= FIEMAP_FLAG_SYNC;  in try_fiemap_copy()
530 	fiemap_buf->fm_extent_count = EXTENT_MAX_COUNT;  in try_fiemap_copy()
533 		fiemap_buf->fm_start = pos;  in try_fiemap_copy()
535 		err = ioctl(fd, FS_IOC_FIEMAP, fiemap_buf);  in try_fiemap_copy()
542 		} else if (fiemap_buf->fm_mapped_extents == 0)  in try_fiemap_copy()
544 		for (i = 0, ext = ext_buf; i < fiemap_buf->fm_mapped_extents;  in try_fiemap_copy()
560 	} while (fiemap_buf->fm_mapped_extents == EXTENT_MAX_COUNT &&  in try_fiemap_copy()
563 	ext2fs_free_mem(&fiemap_buf);  in try_fiemap_copy()