Lines Matching defs:journal_superblock_s
233 typedef struct journal_superblock_s struct
236 journal_header_t s_header;
240 __be32 s_blocksize; /* journal device blocksize */
241 __be32 s_maxlen; /* total blocks in journal file */
242 __be32 s_first; /* first block of log information */
246 __be32 s_sequence; /* first commit ID expected in log */
247 __be32 s_start; /* blocknr of start of log */
251 __be32 s_errno;
255 __be32 s_feature_compat; /* compatible feature set */
256 __be32 s_feature_incompat; /* incompatible feature set */
257 __be32 s_feature_ro_compat; /* readonly-compatible feature set */
259 __u8 s_uuid[16]; /* 128-bit uuid for journal */
262 __be32 s_nr_users; /* Nr of filesystems sharing log */
264 __be32 s_dynsuper; /* Blocknr of dynamic superblock copy*/
267 __be32 s_max_transaction; /* Limit of journal blocks per trans.*/
268 __be32 s_max_trans_data; /* Limit of data blocks per trans. */
271 __u8 s_checksum_type; /* checksum type */
272 __u8 s_padding2[3];
273 __u32 s_padding[42];
274 __be32 s_checksum; /* crc32c(superblock) */
277 __u8 s_users[16*48]; /* ids of all fs'es sharing the log */