* NILFS super-block data in memory
*/
struct nilfs_sb_info {
- /* Snapshot status */
- __u64 s_snapshot_cno; /* Checkpoint number */
- atomic_t s_inodes_count;
- atomic_t s_blocks_count; /* Reserved (might be deleted) */
-
/* Mount options */
unsigned long s_mount_opt;
uid_t s_resuid;
/* Fundamental members */
struct super_block *s_super; /* reverse pointer to super_block */
struct the_nilfs *s_nilfs;
- struct list_head s_list; /* list head for nilfs->ns_supers */
- atomic_t s_count; /* reference count */
/* Segment constructor */
struct list_head s_dirty_files; /* dirty files list */
spinlock_t s_inode_lock; /* Lock for the nilfs inode.
It covers s_dirty_files list */
- /* Metadata files */
- struct inode *s_ifile; /* index file inode */
-
/* Inode allocator */
spinlock_t s_next_gen_lock;
u32 s_next_generation;