-
- if (init_srcu_struct(&fs_info->subvol_srcu)) {
- kfree(fs_info->fs_devices);
- kfree(fs_info->super_copy);
- kfree(fs_info);
- return NULL;
- }
-
- spin_lock_init(&fs_info->buffer_lock);
- spin_lock_init(&fs_info->qgroup_lock);
- spin_lock_init(&fs_info->super_lock);
- spin_lock_init(&fs_info->fs_roots_radix_lock);
- mutex_init(&fs_info->qgroup_ioctl_lock);
- mutex_init(&fs_info->qgroup_rescan_lock);
- rwlock_init(&fs_info->tree_mod_log_lock);
- fs_info->running_transaction = NULL;
- fs_info->qgroup_tree = RB_ROOT;
- fs_info->qgroup_ulist = NULL;
- atomic64_set(&fs_info->tree_mod_seq, 0);
- INIT_LIST_HEAD(&fs_info->dirty_qgroups);
- INIT_LIST_HEAD(&fs_info->dead_roots);
- INIT_LIST_HEAD(&fs_info->tree_mod_seq_list);
- INIT_LIST_HEAD(&fs_info->fs_devices->devices);
- INIT_RADIX_TREE(&fs_info->buffer_radix, GFP_ATOMIC);
- INIT_RADIX_TREE(&fs_info->fs_roots_radix, GFP_ATOMIC);
- extent_io_tree_init(fs_info, &fs_info->freed_extents[0],
- IO_TREE_FS_INFO_FREED_EXTENTS0, NULL);
- extent_io_tree_init(fs_info, &fs_info->freed_extents[1],
- IO_TREE_FS_INFO_FREED_EXTENTS1, NULL);
- extent_map_tree_init(&fs_info->mapping_tree);
- fs_info->pinned_extents = &fs_info->freed_extents[0];