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Update superblock and inode structs for ext4.

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Reviewed by:	pfg
This commit is contained in:
kevlo 2016-03-28 07:44:55 +00:00
parent aa300db87e
commit fa2fefe1a3
2 changed files with 47 additions and 17 deletions
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1
sys/fs/ext2fs/ext2_dinode.h
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@ -131,6 +131,7 @@ struct ext2fs_dinode {
uint32_t e2di_crtime; /* 144: Creation (birth)time */
uint32_t e2di_crtime_extra; /* 148: Extra creation (birth)time */
uint32_t e2di_version_hi; /* 152: High bits of inode version */
uint32_t e2di_projid; /* 156: Project ID */
};
#endif /* !_FS_EXT2FS_EXT2_DINODE_H_ */

63
sys/fs/ext2fs/ext2fs.h
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@ -72,7 +72,7 @@ struct ext2fs {
uint32_t e2fs_first_ino; /* first non-reserved inode */
uint16_t e2fs_inode_size; /* size of inode structure */
uint16_t e2fs_block_group_nr; /* block grp number of this sblk*/
uint32_t e2fs_features_compat; /* compatible feature set */
uint32_t e2fs_features_compat; /* compatible feature set */
uint32_t e2fs_features_incompat; /* incompatible feature set */
uint32_t e2fs_features_rocompat; /* RO-compatible feature set */
uint8_t e2fs_uuid[16]; /* 128-bit uuid for volume */
@ -88,25 +88,54 @@ struct ext2fs {
uint32_t e3fs_last_orphan; /* start of list of inodes to delete */
uint32_t e3fs_hash_seed[4]; /* HTREE hash seed */
char e3fs_def_hash_version; /* Default hash version to use */
char e3fs_reserved_char_pad;
char e3fs_jnl_backup_type;
uint16_t e3fs_desc_size; /* size of group descriptor */
uint32_t e3fs_default_mount_opts;
uint32_t e3fs_first_meta_bg; /* First metablock block group */
uint32_t e3fs_mkfs_time; /* when the fs was created */
uint32_t e3fs_jnl_blks[17]; /* backup of the journal inode */
uint32_t e4fs_bcount_hi; /* block count */
uint32_t e4fs_rbcount_hi; /* reserved blocks count */
uint32_t e4fs_fbcount_hi; /* free blocks count */
uint16_t e4fs_min_extra_isize;/* all inodes have at least some bytes */
uint32_t e3fs_mkfs_time; /* when the fs was created */
uint32_t e3fs_jnl_blks[17]; /* backup of the journal inode */
uint32_t e4fs_bcount_hi; /* high bits of blocks count */
uint32_t e4fs_rbcount_hi; /* high bits of reserved blocks count */
uint32_t e4fs_fbcount_hi; /* high bits of free blocks count */
uint16_t e4fs_min_extra_isize; /* all inodes have at least some bytes */
uint16_t e4fs_want_extra_isize; /* inodes must reserve some bytes */
uint32_t e4fs_flags; /* miscellaneous flags */
uint16_t e4fs_raid_stride; /* RAID stride */
uint16_t e4fs_mmpintv; /* number of seconds to wait in MMP checking */
uint64_t e4fs_mmpblk; /* block for multi-mount protection */
uint32_t e4fs_raid_stripe_wid;/* blocks on all data disks (N * stride) */
uint8_t e4fs_log_gpf; /* FLEX_BG group size */
uint8_t e4fs_char_pad2;
uint16_t e4fs_pad;
uint32_t reserved2[162]; /* Padding to the end of the block */
uint32_t e4fs_flags; /* miscellaneous flags */
uint16_t e4fs_raid_stride; /* RAID stride */
uint16_t e4fs_mmpintv; /* number of seconds to wait in MMP checking */
uint64_t e4fs_mmpblk; /* block for multi-mount protection */
uint32_t e4fs_raid_stripe_wid; /* blocks on all data disks (N * stride) */
uint8_t e4fs_log_gpf; /* FLEX_BG group size */
uint8_t e4fs_chksum_type; /* metadata checksum algorithm used */
uint8_t e4fs_encrypt; /* versioning level for encryption */
uint8_t e4fs_reserved_pad;
uint64_t e4fs_kbytes_written; /* number of lifetime kilobytes */
uint32_t e4fs_snapinum; /* inode number of active snapshot */
uint32_t e4fs_snapid; /* sequential ID of active snapshot */
uint64_t e4fs_snaprbcount; /* reserved blocks for active snapshot */
uint32_t e4fs_snaplist; /* inode number for on-disk snapshot */
uint32_t e4fs_errcount; /* number of file system errors */
uint32_t e4fs_first_errtime; /* first time an error happened */
uint32_t e4fs_first_errino; /* inode involved in first error */
uint64_t e4fs_first_errblk; /* block involved of first error */
uint8_t e4fs_first_errfunc[32]; /* function where error happened */
uint32_t e4fs_first_errline; /* line number where error happened */
uint32_t e4fs_last_errtime; /* most recent time of an error */
uint32_t e4fs_last_errino; /* inode involved in last error */
uint32_t e4fs_last_errline; /* line number where error happened */
uint64_t e4fs_last_errblk; /* block involved of last error */
uint8_t e4fs_last_errfunc[32]; /* function where error happened */
uint8_t e4fs_mount_opts[64];
uint32_t e4fs_usrquota_inum; /* inode for tracking user quota */
uint32_t e4fs_grpquota_inum; /* inode for tracking group quota */
uint32_t e4fs_overhead_clusters; /* overhead blocks/clusters */
uint32_t e4fs_backup_bgs[2]; /* groups with sparse_super2 SBs */
uint8_t e4fs_encrypt_algos[4]; /* encryption algorithms in use */
uint8_t e4fs_encrypt_pw_salt[16]; /* salt used for string2key */
uint32_t e4fs_lpf_ino; /* location of the lost+found inode */
uint32_t e4fs_proj_quota_inum; /* inode for tracking project quota */
uint32_t e4fs_chksum_seed; /* checksum seed */
uint32_t e4fs_reserved[98]; /* padding to the end of the block */
uint32_t e4fs_sbchksum; /* superblock checksum */
};
/*