fs/btrfs/ctree.h

990 struct btrfs_fs_info {  struct
991 	u8 fsid[BTRFS_FSID_SIZE];
992 	u8 chunk_tree_uuid[BTRFS_UUID_SIZE];
993 	struct btrfs_root *extent_root;
994 	struct btrfs_root *tree_root;
995 	struct btrfs_root *chunk_root;
996 	struct btrfs_root *dev_root;
997 	struct btrfs_root *fs_root;
998 	struct btrfs_root *csum_root;
1001 	struct btrfs_root *log_root_tree;
1003 	spinlock_t fs_roots_radix_lock;
1004 	struct radix_tree_root fs_roots_radix;
1007 	spinlock_t block_group_cache_lock;
1008 	struct rb_root block_group_cache_tree;
1011 	spinlock_t free_chunk_lock;
1012 	u64 free_chunk_space;
1014 	struct extent_io_tree freed_extents[2];
1015 	struct extent_io_tree *pinned_extents;
1018 	struct btrfs_mapping_tree mapping_tree;
1024 	struct btrfs_block_rsv global_block_rsv;
1026 	struct btrfs_block_rsv delalloc_block_rsv;
1028 	struct btrfs_block_rsv trans_block_rsv;
1030 	struct btrfs_block_rsv chunk_block_rsv;
1032 	struct btrfs_block_rsv delayed_block_rsv;
1034 	struct btrfs_block_rsv empty_block_rsv;
1036 	u64 generation;
1037 	u64 last_trans_committed;
1043 	u64 last_trans_log_full_commit;
1044 	unsigned long mount_opt:21;
1045 	unsigned long compress_type:4;
1046 	u64 max_inline;
1047 	u64 alloc_start;
1048 	struct btrfs_transaction *running_transaction;
1049 	wait_queue_head_t transaction_throttle;
1050 	wait_queue_head_t transaction_wait;
1051 	wait_queue_head_t transaction_blocked_wait;
1052 	wait_queue_head_t async_submit_wait;
1054 	struct btrfs_super_block *super_copy;
1055 	struct btrfs_super_block *super_for_commit;
1056 	struct block_device *__bdev;
1057 	struct super_block *sb;
1058 	struct inode *btree_inode;
1059 	struct backing_dev_info bdi;
1060 	struct mutex tree_log_mutex;
1061 	struct mutex transaction_kthread_mutex;
1062 	struct mutex cleaner_mutex;
1063 	struct mutex chunk_mutex;
1064 	struct mutex volume_mutex;
1072 	struct mutex ordered_operations_mutex;
1073 	struct rw_semaphore extent_commit_sem;
1075 	struct rw_semaphore cleanup_work_sem;
1077 	struct rw_semaphore subvol_sem;
1078 	struct srcu_struct subvol_srcu;
1080 	spinlock_t trans_lock;
1085 	struct mutex reloc_mutex;
1087 	struct list_head trans_list;
1088 	struct list_head hashers;
1089 	struct list_head dead_roots;
1090 	struct list_head caching_block_groups;
1092 	spinlock_t delayed_iput_lock;
1093 	struct list_head delayed_iputs;
1095 	atomic_t nr_async_submits;
1096 	atomic_t async_submit_draining;
1097 	atomic_t nr_async_bios;
1098 	atomic_t async_delalloc_pages;
1099 	atomic_t open_ioctl_trans;
1105 	spinlock_t ordered_extent_lock;
1112 	struct list_head ordered_extents;
1119 	struct list_head delalloc_inodes;
1126 	struct list_head ordered_operations;
1138 	struct btrfs_workers generic_worker;
1139 	struct btrfs_workers workers;
1140 	struct btrfs_workers delalloc_workers;
1141 	struct btrfs_workers endio_workers;
1142 	struct btrfs_workers endio_meta_workers;
1143 	struct btrfs_workers endio_meta_write_workers;
1144 	struct btrfs_workers endio_write_workers;
1145 	struct btrfs_workers endio_freespace_worker;
1146 	struct btrfs_workers submit_workers;
1147 	struct btrfs_workers caching_workers;
1148 	struct btrfs_workers readahead_workers;
1155 	struct btrfs_workers fixup_workers;
1156 	struct btrfs_workers delayed_workers;
1157 	struct task_struct *transaction_kthread;
1158 	struct task_struct *cleaner_kthread;
1159 	int thread_pool_size;
1161 	struct kobject super_kobj;
1162 	struct completion kobj_unregister;
1163 	int do_barriers;
1164 	int closing;
1165 	int log_root_recovering;
1166 	int enospc_unlink;
1167 	int trans_no_join;
1169 	u64 total_pinned;
1174 	u64 dirty_metadata_bytes;
1175 	struct list_head dirty_cowonly_roots;
1177 	struct btrfs_fs_devices *fs_devices;
1184 	struct list_head space_info;
1186 	struct reloc_control *reloc_ctl;
1188 	spinlock_t delalloc_lock;
1189 	u64 delalloc_bytes;
1192 	struct btrfs_free_cluster data_alloc_cluster;
1195 	struct btrfs_free_cluster meta_alloc_cluster;
1198 	spinlock_t defrag_inodes_lock;
1199 	struct rb_root defrag_inodes;
1200 	atomic_t defrag_running;
1202 	spinlock_t ref_cache_lock;
1203 	u64 total_ref_cache_size;
1210 	u64 avail_data_alloc_bits;
1211 	u64 avail_metadata_alloc_bits;
1212 	u64 avail_system_alloc_bits;
1215 	spinlock_t balance_lock;
1216 	struct mutex balance_mutex;
1217 	atomic_t balance_running;
1218 	atomic_t balance_pause_req;
1219 	atomic_t balance_cancel_req;
1220 	struct btrfs_balance_control *balance_ctl;
1221 	wait_queue_head_t balance_wait_q;
1223 	unsigned data_chunk_allocations;
1224 	unsigned metadata_ratio;
1226 	void *bdev_holder;
1229 	struct mutex scrub_lock;
1230 	atomic_t scrubs_running;
1231 	atomic_t scrub_pause_req;
1232 	atomic_t scrubs_paused;
1233 	atomic_t scrub_cancel_req;
1234 	wait_queue_head_t scrub_pause_wait;
1235 	struct rw_semaphore scrub_super_lock;
1236 	int scrub_workers_refcnt;
1237 	struct btrfs_workers scrub_workers;
1240 	u32 check_integrity_print_mask;
1244 	u64 fs_state;
1269 	struct btrfs_fs_info *fs_info;  argument