153 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_lookup_extent_info()  local
234 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_lookup_extent_info()
235 	spin_lock(&delayed_refs->lock);  in btrfs_lookup_extent_info()
236 	head = btrfs_find_delayed_ref_head(delayed_refs, bytenr);  in btrfs_lookup_extent_info()
240 			spin_unlock(&delayed_refs->lock);  in btrfs_lookup_extent_info()
263 	spin_unlock(&delayed_refs->lock);  in btrfs_lookup_extent_info()
1751 static void unselect_delayed_ref_head(struct btrfs_delayed_ref_root *delayed_refs,  in unselect_delayed_ref_head()  argument
1754 	spin_lock(&delayed_refs->lock);  in unselect_delayed_ref_head()
1756 	delayed_refs->num_heads_ready++;  in unselect_delayed_ref_head()
1757 	spin_unlock(&delayed_refs->lock);  in unselect_delayed_ref_head()
1794 				  struct btrfs_delayed_ref_root *delayed_refs,  in btrfs_cleanup_ref_head_accounting()  argument
1821 			spin_lock(&delayed_refs->lock);  in btrfs_cleanup_ref_head_accounting()
1822 			delayed_refs->pending_csums -= head->num_bytes;  in btrfs_cleanup_ref_head_accounting()
1823 			spin_unlock(&delayed_refs->lock);  in btrfs_cleanup_ref_head_accounting()
1837 	struct btrfs_delayed_ref_root *delayed_refs;  in cleanup_ref_head()  local
1840 	delayed_refs = &trans->transaction->delayed_refs;  in cleanup_ref_head()
1844 		unselect_delayed_ref_head(delayed_refs, head);  in cleanup_ref_head()
1856 	spin_lock(&delayed_refs->lock);  in cleanup_ref_head()
1860 		spin_unlock(&delayed_refs->lock);  in cleanup_ref_head()
1863 	btrfs_delete_ref_head(delayed_refs, head);  in cleanup_ref_head()
1865 	spin_unlock(&delayed_refs->lock);  in cleanup_ref_head()
1875 	btrfs_cleanup_ref_head_accounting(fs_info, delayed_refs, head);  in cleanup_ref_head()
1886 	struct btrfs_delayed_ref_root *delayed_refs =  in btrfs_obtain_ref_head()  local
1887 		&trans->transaction->delayed_refs;  in btrfs_obtain_ref_head()
1891 	spin_lock(&delayed_refs->lock);  in btrfs_obtain_ref_head()
1892 	head = btrfs_select_ref_head(delayed_refs);  in btrfs_obtain_ref_head()
1894 		spin_unlock(&delayed_refs->lock);  in btrfs_obtain_ref_head()
1902 	ret = btrfs_delayed_ref_lock(delayed_refs, head);  in btrfs_obtain_ref_head()
1903 	spin_unlock(&delayed_refs->lock);  in btrfs_obtain_ref_head()
1921 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_run_delayed_refs_for_head()  local
1927 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_run_delayed_refs_for_head()
1936 			unselect_delayed_ref_head(delayed_refs, locked_ref);  in btrfs_run_delayed_refs_for_head()
1961 		atomic_dec(&delayed_refs->num_entries);  in btrfs_run_delayed_refs_for_head()
1979 			unselect_delayed_ref_head(delayed_refs, locked_ref);  in btrfs_run_delayed_refs_for_head()
1990 		btrfs_merge_delayed_refs(trans, delayed_refs, locked_ref);  in btrfs_run_delayed_refs_for_head()
2004 	struct btrfs_delayed_ref_root *delayed_refs;  in __btrfs_run_delayed_refs()  local
2011 	delayed_refs = &trans->transaction->delayed_refs;  in __btrfs_run_delayed_refs()
2037 		btrfs_merge_delayed_refs(trans, delayed_refs, locked_ref);  in __btrfs_run_delayed_refs()
2084 		spin_lock(&delayed_refs->lock);  in __btrfs_run_delayed_refs()
2087 		spin_unlock(&delayed_refs->lock);  in __btrfs_run_delayed_refs()
2169 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_run_delayed_refs()  local
2181 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_run_delayed_refs()
2183 		count = atomic_read(&delayed_refs->num_entries) * 2;  in btrfs_run_delayed_refs()
2187 	delayed_refs->run_delayed_start = find_middle(&delayed_refs->root);  in btrfs_run_delayed_refs()
2198 		spin_lock(&delayed_refs->lock);  in btrfs_run_delayed_refs()
2199 		node = rb_first_cached(&delayed_refs->href_root);  in btrfs_run_delayed_refs()
2201 			spin_unlock(&delayed_refs->lock);  in btrfs_run_delayed_refs()
2207 		spin_unlock(&delayed_refs->lock);  in btrfs_run_delayed_refs()
2251 	struct btrfs_delayed_ref_root *delayed_refs;  in check_delayed_ref()  local
2264 	delayed_refs = &cur_trans->delayed_refs;  in check_delayed_ref()
2265 	spin_lock(&delayed_refs->lock);  in check_delayed_ref()
2266 	head = btrfs_find_delayed_ref_head(delayed_refs, bytenr);  in check_delayed_ref()
2268 		spin_unlock(&delayed_refs->lock);  in check_delayed_ref()
2275 		spin_unlock(&delayed_refs->lock);  in check_delayed_ref()
2289 	spin_unlock(&delayed_refs->lock);  in check_delayed_ref()
3335 	struct btrfs_delayed_ref_root *delayed_refs;  in check_ref_cleanup()  local
3338 	delayed_refs = &trans->transaction->delayed_refs;  in check_ref_cleanup()
3339 	spin_lock(&delayed_refs->lock);  in check_ref_cleanup()
3340 	head = btrfs_find_delayed_ref_head(delayed_refs, bytenr);  in check_ref_cleanup()
3358 	btrfs_delete_ref_head(delayed_refs, head);  in check_ref_cleanup()
3362 	spin_unlock(&delayed_refs->lock);  in check_ref_cleanup()
3368 	btrfs_cleanup_ref_head_accounting(trans->fs_info, delayed_refs, head);  in check_ref_cleanup()
3376 	spin_unlock(&delayed_refs->lock);  in check_ref_cleanup()