Lines Matching defs:ext2_super_block
628 struct ext2_super_block { struct
629 __u32 s_inodes_count; /* Inodes count */
630 __u32 s_blocks_count; /* Blocks count */
631 __u32 s_r_blocks_count; /* Reserved blocks count */
632 __u32 s_free_blocks_count; /* Free blocks count */
633 __u32 s_free_inodes_count; /* Free inodes count */
634 __u32 s_first_data_block; /* First Data Block */
635 __u32 s_log_block_size; /* Block size */
636 __u32 s_log_cluster_size; /* Allocation cluster size */
637 __u32 s_blocks_per_group; /* # Blocks per group */
638 __u32 s_clusters_per_group; /* # Fragments per group */
639 __u32 s_inodes_per_group; /* # Inodes per group */
640 __u32 s_mtime; /* Mount time */
641 __u32 s_wtime; /* Write time */
642 __u16 s_mnt_count; /* Mount count */
643 __s16 s_max_mnt_count; /* Maximal mount count */
644 __u16 s_magic; /* Magic signature */
645 __u16 s_state; /* File system state */
646 __u16 s_errors; /* Behaviour when detecting errors */
647 __u16 s_minor_rev_level; /* minor revision level */
648 __u32 s_lastcheck; /* time of last check */
649 __u32 s_checkinterval; /* max. time between checks */
650 __u32 s_creator_os; /* OS */
651 __u32 s_rev_level; /* Revision level */
652 __u16 s_def_resuid; /* Default uid for reserved blocks */
653 __u16 s_def_resgid; /* Default gid for reserved blocks */
667 __u32 s_first_ino; /* First non-reserved inode */
668 __u16 s_inode_size; /* size of inode structure */
669 __u16 s_block_group_nr; /* block group # of this superblock */
670 __u32 s_feature_compat; /* compatible feature set */
671 __u32 s_feature_incompat; /* incompatible feature set */
672 __u32 s_feature_ro_compat; /* readonly-compatible feature set */
673 __u8 s_uuid[16]; /* 128-bit uuid for volume */
674 char s_volume_name[EXT2_LABEL_LEN]; /* volume name */
675 char s_last_mounted[64]; /* directory where last mounted */
676 __u32 s_algorithm_usage_bitmap; /* For compression */
681 __u8 s_prealloc_blocks; /* Nr of blocks to try to preallocate*/
682 __u8 s_prealloc_dir_blocks; /* Nr to preallocate for dirs */
683 __u16 s_reserved_gdt_blocks; /* Per group table for online growth */
687 __u8 s_journal_uuid[16]; /* uuid of journal superblock */
688 __u32 s_journal_inum; /* inode number of journal file */
689 __u32 s_journal_dev; /* device number of journal file */
690 __u32 s_last_orphan; /* start of list of inodes to delete */
691 __u32 s_hash_seed[4]; /* HTREE hash seed */
692 __u8 s_def_hash_version; /* Default hash version to use */
693 __u8 s_jnl_backup_type; /* Default type of journal backup */
694 __u16 s_desc_size; /* Group desc. size: INCOMPAT_64BIT */
695 __u32 s_default_mount_opts;
719 #define EXT4_S_ERR_START ext4_offsetof(struct ext2_super_block, s_error_count) argument
731 #define EXT4_S_ERR_END ext4_offsetof(struct ext2_super_block, s_mount_opts) argument
732 __u8 s_mount_opts[64];
733 __u32 s_usr_quota_inum; /* inode number of user quota file */
734 __u32 s_grp_quota_inum; /* inode number of group quota file */
735 __u32 s_overhead_blocks; /* overhead blocks/clusters in fs */
736 __u32 s_backup_bgs[2]; /* If sparse_super2 enabled */
737 __u8 s_encrypt_algos[4]; /* Encryption algorithms in use */
738 __u8 s_encrypt_pw_salt[16]; /* Salt used for string2key algorithm */
739 __le32 s_lpf_ino; /* Location of the lost+found inode */
740 __le32 s_prj_quota_inum; /* inode for tracking project quota */
741 __le32 s_checksum_seed; /* crc32c(orig_uuid) if csum_seed set */
742 __le32 s_reserved[98]; /* Padding to the end of the block */
743 __u32 s_checksum; /* crc32c(superblock) */