diff options
Diffstat (limited to 'fs/btrfs/ctree.h')
| -rw-r--r-- | fs/btrfs/ctree.h | 59 |
1 files changed, 7 insertions, 52 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index efd3bf61696d..06cc384933cc 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1648,7 +1648,10 @@ struct btrfs_fs_info { /* holds configuration and tracking. Protected by qgroup_lock */ struct rb_root qgroup_tree; + struct rb_root qgroup_op_tree; spinlock_t qgroup_lock; + spinlock_t qgroup_op_lock; + atomic_t qgroup_op_seq; /* * used to avoid frequently calling ulist_alloc()/ulist_free() @@ -3300,9 +3303,9 @@ int btrfs_reserve_extent(struct btrfs_root *root, u64 num_bytes, u64 min_alloc_size, u64 empty_size, u64 hint_byte, struct btrfs_key *ins, int is_data); int btrfs_inc_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root, - struct extent_buffer *buf, int full_backref, int for_cow); + struct extent_buffer *buf, int full_backref, int no_quota); int btrfs_dec_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root, - struct extent_buffer *buf, int full_backref, int for_cow); + struct extent_buffer *buf, int full_backref, int no_quota); int btrfs_set_disk_extent_flags(struct btrfs_trans_handle *trans, struct btrfs_root *root, u64 bytenr, u64 num_bytes, u64 flags, @@ -3310,7 +3313,7 @@ int btrfs_set_disk_extent_flags(struct btrfs_trans_handle *trans, int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_root *root, u64 bytenr, u64 num_bytes, u64 parent, u64 root_objectid, - u64 owner, u64 offset, int for_cow); + u64 owner, u64 offset, int no_quota); int btrfs_free_reserved_extent(struct btrfs_root *root, u64 start, u64 len); int btrfs_free_and_pin_reserved_extent(struct btrfs_root *root, @@ -3322,7 +3325,7 @@ int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans, int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root, u64 bytenr, u64 num_bytes, u64 parent, - u64 root_objectid, u64 owner, u64 offset, int for_cow); + u64 root_objectid, u64 owner, u64 offset, int no_quota); int btrfs_write_dirty_block_groups(struct btrfs_trans_handle *trans, struct btrfs_root *root); @@ -3410,7 +3413,6 @@ int btrfs_init_space_info(struct btrfs_fs_info *fs_info); int btrfs_delayed_refs_qgroup_accounting(struct btrfs_trans_handle *trans, struct btrfs_fs_info *fs_info); int __get_raid_index(u64 flags); - int btrfs_start_nocow_write(struct btrfs_root *root); void btrfs_end_nocow_write(struct btrfs_root *root); /* ctree.c */ @@ -3586,7 +3588,6 @@ u64 btrfs_get_tree_mod_seq(struct btrfs_fs_info *fs_info, struct seq_list *elem); void btrfs_put_tree_mod_seq(struct btrfs_fs_info *fs_info, struct seq_list *elem); -u64 btrfs_tree_mod_seq_prev(u64 seq); int btrfs_old_root_level(struct btrfs_root *root, u64 time_seq); /* root-item.c */ @@ -4094,52 +4095,6 @@ void btrfs_reada_detach(void *handle); int btree_readahead_hook(struct btrfs_root *root, struct extent_buffer *eb, u64 start, int err); -/* qgroup.c */ -struct qgroup_update { - struct list_head list; - struct btrfs_delayed_ref_node *node; - struct btrfs_delayed_extent_op *extent_op; -}; - -int btrfs_quota_enable(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *fs_info); -int btrfs_quota_disable(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *fs_info); -int btrfs_qgroup_rescan(struct btrfs_fs_info *fs_info); -void btrfs_qgroup_rescan_resume(struct btrfs_fs_info *fs_info); -int btrfs_qgroup_wait_for_completion(struct btrfs_fs_info *fs_info); -int btrfs_add_qgroup_relation(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *fs_info, u64 src, u64 dst); -int btrfs_del_qgroup_relation(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *fs_info, u64 src, u64 dst); -int btrfs_create_qgroup(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *fs_info, u64 qgroupid, - char *name); -int btrfs_remove_qgroup(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *fs_info, u64 qgroupid); -int btrfs_limit_qgroup(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *fs_info, u64 qgroupid, - struct btrfs_qgroup_limit *limit); -int btrfs_read_qgroup_config(struct btrfs_fs_info *fs_info); -void btrfs_free_qgroup_config(struct btrfs_fs_info *fs_info); -struct btrfs_delayed_extent_op; -int btrfs_qgroup_record_ref(struct btrfs_trans_handle *trans, - struct btrfs_delayed_ref_node *node, - struct btrfs_delayed_extent_op *extent_op); -int btrfs_qgroup_account_ref(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *fs_info, - struct btrfs_delayed_ref_node *node, - struct btrfs_delayed_extent_op *extent_op); -int btrfs_run_qgroups(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *fs_info); -int btrfs_qgroup_inherit(struct btrfs_trans_handle *trans, - struct btrfs_fs_info *fs_info, u64 srcid, u64 objectid, - struct btrfs_qgroup_inherit *inherit); -int btrfs_qgroup_reserve(struct btrfs_root *root, u64 num_bytes); -void btrfs_qgroup_free(struct btrfs_root *root, u64 num_bytes); - -void assert_qgroups_uptodate(struct btrfs_trans_handle *trans); - static inline int is_fstree(u64 rootid) { if (rootid == BTRFS_FS_TREE_OBJECTID || |