156 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_lookup_extent_info()  local
237 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_lookup_extent_info()
238 	spin_lock(&delayed_refs->lock);  in btrfs_lookup_extent_info()
239 	head = btrfs_find_delayed_ref_head(delayed_refs, bytenr);  in btrfs_lookup_extent_info()
243 			spin_unlock(&delayed_refs->lock);  in btrfs_lookup_extent_info()
266 	spin_unlock(&delayed_refs->lock);  in btrfs_lookup_extent_info()
1762 static void unselect_delayed_ref_head(struct btrfs_delayed_ref_root *delayed_refs,  in unselect_delayed_ref_head()  argument
1765 	spin_lock(&delayed_refs->lock);  in unselect_delayed_ref_head()
1767 	delayed_refs->num_heads_ready++;  in unselect_delayed_ref_head()
1768 	spin_unlock(&delayed_refs->lock);  in unselect_delayed_ref_head()
1805 				  struct btrfs_delayed_ref_root *delayed_refs,  in btrfs_cleanup_ref_head_accounting()  argument
1832 			spin_lock(&delayed_refs->lock);  in btrfs_cleanup_ref_head_accounting()
1833 			delayed_refs->pending_csums -= head->num_bytes;  in btrfs_cleanup_ref_head_accounting()
1834 			spin_unlock(&delayed_refs->lock);  in btrfs_cleanup_ref_head_accounting()
1848 	struct btrfs_delayed_ref_root *delayed_refs;  in cleanup_ref_head()  local
1851 	delayed_refs = &trans->transaction->delayed_refs;  in cleanup_ref_head()
1855 		unselect_delayed_ref_head(delayed_refs, head);  in cleanup_ref_head()
1867 	spin_lock(&delayed_refs->lock);  in cleanup_ref_head()
1871 		spin_unlock(&delayed_refs->lock);  in cleanup_ref_head()
1874 	btrfs_delete_ref_head(delayed_refs, head);  in cleanup_ref_head()
1876 	spin_unlock(&delayed_refs->lock);  in cleanup_ref_head()
1887 	btrfs_cleanup_ref_head_accounting(fs_info, delayed_refs, head);  in cleanup_ref_head()
1898 	struct btrfs_delayed_ref_root *delayed_refs =  in btrfs_obtain_ref_head()  local
1899 		&trans->transaction->delayed_refs;  in btrfs_obtain_ref_head()
1903 	spin_lock(&delayed_refs->lock);  in btrfs_obtain_ref_head()
1904 	head = btrfs_select_ref_head(delayed_refs);  in btrfs_obtain_ref_head()
1906 		spin_unlock(&delayed_refs->lock);  in btrfs_obtain_ref_head()
1914 	ret = btrfs_delayed_ref_lock(delayed_refs, head);  in btrfs_obtain_ref_head()
1915 	spin_unlock(&delayed_refs->lock);  in btrfs_obtain_ref_head()
1933 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_run_delayed_refs_for_head()  local
1939 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_run_delayed_refs_for_head()
1948 			unselect_delayed_ref_head(delayed_refs, locked_ref);  in btrfs_run_delayed_refs_for_head()
1973 		atomic_dec(&delayed_refs->num_entries);  in btrfs_run_delayed_refs_for_head()
1991 			unselect_delayed_ref_head(delayed_refs, locked_ref);  in btrfs_run_delayed_refs_for_head()
2002 		btrfs_merge_delayed_refs(trans, delayed_refs, locked_ref);  in btrfs_run_delayed_refs_for_head()
2016 	struct btrfs_delayed_ref_root *delayed_refs;  in __btrfs_run_delayed_refs()  local
2023 	delayed_refs = &trans->transaction->delayed_refs;  in __btrfs_run_delayed_refs()
2049 		btrfs_merge_delayed_refs(trans, delayed_refs, locked_ref);  in __btrfs_run_delayed_refs()
2096 		spin_lock(&delayed_refs->lock);  in __btrfs_run_delayed_refs()
2099 		spin_unlock(&delayed_refs->lock);  in __btrfs_run_delayed_refs()
2197 	struct btrfs_delayed_ref_root *delayed_refs;  in btrfs_run_delayed_refs()  local
2209 	delayed_refs = &trans->transaction->delayed_refs;  in btrfs_run_delayed_refs()
2211 		count = atomic_read(&delayed_refs->num_entries) * 2;  in btrfs_run_delayed_refs()
2215 	delayed_refs->run_delayed_start = find_middle(&delayed_refs->root);  in btrfs_run_delayed_refs()
2226 		spin_lock(&delayed_refs->lock);  in btrfs_run_delayed_refs()
2227 		node = rb_first_cached(&delayed_refs->href_root);  in btrfs_run_delayed_refs()
2229 			spin_unlock(&delayed_refs->lock);  in btrfs_run_delayed_refs()
2235 		spin_unlock(&delayed_refs->lock);  in btrfs_run_delayed_refs()
2279 	struct btrfs_delayed_ref_root *delayed_refs;  in check_delayed_ref()  local
2292 	delayed_refs = &cur_trans->delayed_refs;  in check_delayed_ref()
2293 	spin_lock(&delayed_refs->lock);  in check_delayed_ref()
2294 	head = btrfs_find_delayed_ref_head(delayed_refs, bytenr);  in check_delayed_ref()
2296 		spin_unlock(&delayed_refs->lock);  in check_delayed_ref()
2303 		spin_unlock(&delayed_refs->lock);  in check_delayed_ref()
2317 	spin_unlock(&delayed_refs->lock);  in check_delayed_ref()
3231 	struct btrfs_delayed_ref_root *delayed_refs;  in check_ref_cleanup()  local
3234 	delayed_refs = &trans->transaction->delayed_refs;  in check_ref_cleanup()
3235 	spin_lock(&delayed_refs->lock);  in check_ref_cleanup()
3236 	head = btrfs_find_delayed_ref_head(delayed_refs, bytenr);  in check_ref_cleanup()
3254 	btrfs_delete_ref_head(delayed_refs, head);  in check_ref_cleanup()
3258 	spin_unlock(&delayed_refs->lock);  in check_ref_cleanup()
3264 	btrfs_cleanup_ref_head_accounting(trans->fs_info, delayed_refs, head);  in check_ref_cleanup()
3272 	spin_unlock(&delayed_refs->lock);  in check_ref_cleanup()