Lines Matching defs:journal_superblock_s
227 typedef struct journal_superblock_s struct
230 journal_header_t s_header;
234 __be32 s_blocksize; /* journal device blocksize */
235 __be32 s_maxlen; /* total blocks in journal file */
236 __be32 s_first; /* first block of log information */
240 __be32 s_sequence; /* first commit ID expected in log */
241 __be32 s_start; /* blocknr of start of log */
245 __be32 s_errno;
249 __be32 s_feature_compat; /* compatible feature set */
250 __be32 s_feature_incompat; /* incompatible feature set */
251 __be32 s_feature_ro_compat; /* readonly-compatible feature set */
253 __u8 s_uuid[16]; /* 128-bit uuid for journal */
256 __be32 s_nr_users; /* Nr of filesystems sharing log */
258 __be32 s_dynsuper; /* Blocknr of dynamic superblock copy*/
261 __be32 s_max_transaction; /* Limit of journal blocks per trans.*/
262 __be32 s_max_trans_data; /* Limit of data blocks per trans. */
265 __u8 s_checksum_type; /* checksum type */
266 __u8 s_padding2[3];
268 __be32 s_num_fc_blks; /* Number of fast commit blocks */
270 __u32 s_padding[41];
271 __be32 s_checksum; /* crc32c(superblock) */
274 __u8 s_users[16*48]; /* ids of all fs'es sharing the log */