51 struct fs_info info;  variable
130 	if (!(info.feat_ro_compat & EXT4_FEATURE_RO_COMPAT_SPARSE_SUPER))  in ext4_bg_has_super_block()
182 			offset = (unsigned long long)info.block_size * (aux_info.first_data_block  in block_device_write_sb()
183 				+ i * info.blocks_per_group);  in block_device_write_sb()
197 	if (info.block_device)  in write_ext4_image()
204 	aux_info.first_data_block = (info.block_size > 1024) ? 0 : 1;  in ext4_create_fs_aux_info()
205 	aux_info.len_blocks = info.len / info.block_size;  in ext4_create_fs_aux_info()
206 	aux_info.inode_table_blocks = DIV_ROUND_UP(info.inodes_per_group * info.inode_size,  in ext4_create_fs_aux_info()
207 		info.block_size);  in ext4_create_fs_aux_info()
209 		info.blocks_per_group);  in ext4_create_fs_aux_info()
210 	aux_info.blocks_per_ind = info.block_size / sizeof(u32);  in ext4_create_fs_aux_info()
216 			info.block_size);  in ext4_create_fs_aux_info()
220 	u32 last_group_size = aux_info.len_blocks % info.blocks_per_group;  in ext4_create_fs_aux_info()
224 			info.bg_desc_reserve_blocks;  in ext4_create_fs_aux_info()
236 	aux_info.sb_zero = calloc(1, info.block_size);  in ext4_create_fs_aux_info()
245 	aux_info.sb_block = calloc(1, info.block_size);  in ext4_create_fs_aux_info()
249 	if (info.block_size > 1024)  in ext4_create_fs_aux_info()
260 	aux_info.bg_desc = calloc(info.block_size, aux_info.bg_desc_blocks);  in ext4_create_fs_aux_info()
285 	sb->s_inodes_count = info.inodes_per_group * aux_info.groups;  in ext4_fill_in_sb()
291 	sb->s_log_block_size = log_2(info.block_size / 1024);  in ext4_fill_in_sb()
292 	sb->s_obso_log_frag_size = log_2(info.block_size / 1024);  in ext4_fill_in_sb()
293 	sb->s_blocks_per_group = info.blocks_per_group;  in ext4_fill_in_sb()
294 	sb->s_obso_frags_per_group = info.blocks_per_group;  in ext4_fill_in_sb()
295 	sb->s_inodes_per_group = info.inodes_per_group;  in ext4_fill_in_sb()
312 	sb->s_inode_size = info.inode_size;  in ext4_fill_in_sb()
314 	sb->s_feature_compat = info.feat_compat;  in ext4_fill_in_sb()
315 	sb->s_feature_incompat = info.feat_incompat;  in ext4_fill_in_sb()
316 	sb->s_feature_ro_compat = info.feat_ro_compat;  in ext4_fill_in_sb()
325 	    generate_sha1_uuid("extandroid/make_ext4fs", info.label, sb->s_uuid);  in ext4_fill_in_sb()
328 	strncpy(sb->s_volume_name, info.label, sizeof(sb->s_volume_name));  in ext4_fill_in_sb()
332 	sb->s_reserved_gdt_blocks = info.bg_desc_reserve_blocks;  in ext4_fill_in_sb()
337 	if (info.feat_compat & EXT4_FEATURE_COMPAT_HAS_JOURNAL)  in ext4_fill_in_sb()
358 	sb->s_raid_stride = info.flash_logical_block_size / info.block_size;  in ext4_fill_in_sb()
360 	if (info.flash_logical_block_size != 0 && info.flash_logical_block_size < 8192) {  in ext4_fill_in_sb()
361 		sb->s_raid_stride = 8192 / info.block_size;  in ext4_fill_in_sb()
365 	sb->s_raid_stripe_width = info.flash_erase_block_size / info.block_size;  in ext4_fill_in_sb()
371 			info.blocks_per_group;  in ext4_fill_in_sb()
375 				aux_info.backup_sb[i] = calloc(info.block_size, 1);  in ext4_fill_in_sb()
379 				ext4_queue_sb(group_start_block, info.block_device ?  in ext4_fill_in_sb()
383 				aux_info.bg_desc_blocks * info.block_size,  in ext4_fill_in_sb()
385 			header_size = 1 + aux_info.bg_desc_blocks + info.bg_desc_reserve_blocks;  in ext4_fill_in_sb()
405 	ext4_queue_sb(aux_info.first_data_block, info.block_device ?  in ext4_fill_in_sb()
412 	sparse_file_add_data(ext4_sparse_file, sb, info.block_size, start_block);  in ext4_queue_sb()
423 	ext4_parse_sb(sb, &info);  in ext4_parse_sb_info()
448 				info.blocks_per_group;  in ext4_create_resize_inode()
451 			u32 reserved_block_len = info.bg_desc_reserve_blocks;  in ext4_create_resize_inode()
477 			info.journal_blocks * info.block_size,  in ext4_create_journal_inode()
478 			info.journal_blocks * info.block_size);  in ext4_create_journal_inode()
490 	jsb->s_blocksize = htonl(info.block_size);  in ext4_create_journal_inode()
491 	jsb->s_maxlen = htonl(info.journal_blocks);  in ext4_create_journal_inode()
572 	if (info.len < 0)  in get_file_size()
573 		reserve_len = -info.len;  in get_file_size()
613 	ret = lseek64(fd, info.len, SEEK_SET);  in read_ext()
617 	ret = lseek64(fd, info.block_size * (aux_info.first_data_block + 1), SEEK_SET);  in read_ext()
621 	ret = read(fd, aux_info.bg_desc, info.block_size * aux_info.bg_desc_blocks);  in read_ext()
624 	if (ret != (int)info.block_size * (int)aux_info.bg_desc_blocks)  in read_ext()
629 		printf("    Size: %"PRIu64"\n", info.len);  in read_ext()
630 		printf("    Block size: %d\n", info.block_size);  in read_ext()
631 		printf("    Blocks per group: %d\n", info.blocks_per_group);  in read_ext()
632 		printf("    Inodes per group: %d\n", info.inodes_per_group);  in read_ext()
633 		printf("    Inode size: %d\n", info.inode_size);  in read_ext()
634 		printf("    Label: %s\n", info.label);  in read_ext()
637 		printf("    Reserved block group size: %d\n", info.bg_desc_reserve_blocks);  in read_ext()