* @highest_inum: highest used inode number
* @vfs_gen: VFS inode generation counter
* @max_sqnum: current global sequence number
- * @cmt_no: commit number (last successfully completed commit)
+ * @cmt_no: commit number of the last successfully completed commit, protected
+ * by @commit_sem
* @cnt_lock: protects @highest_inum, @vfs_gen, and @max_sqnum counters
* @fmt_version: UBIFS on-flash format version
* @uuid: UUID from super block