23 	BUG_ON(pos >= keys->gap && pos < keys->gap + gap_size);  in pos_to_idx()
25 	if (pos >= keys->gap)  in pos_to_idx()
34 	if (idx >= keys->gap)  in idx_to_pos()
200 	BUG_ON(iter->idx >= keys->gap &&  in journal_iter_verify()
201 	       iter->idx <  keys->gap + gap_size);  in journal_iter_verify()
215 	/* The key we just inserted is immediately before the gap: */  in journal_iters_fix()
216 	size_t gap_end = keys->gap + (keys->size - keys->nr);  in journal_iters_fix()
217 	struct journal_key *new_key = &keys->data[keys->gap - 1];  in journal_iters_fix()
231 			iter->idx = keys->gap - 1;  in journal_iters_fix()
277 	if (idx > keys->gap)  in bch2_journal_key_insert_take()
280 	size_t old_gap = keys->gap;  in bch2_journal_key_insert_take()
298 		/* Since @keys was full, there was no gap: */  in bch2_journal_key_insert_take()
305 		/* And now the gap is at the end: */  in bch2_journal_key_insert_take()
306 		keys->gap	= keys->nr;  in bch2_journal_key_insert_take()
314 	keys->data[keys->gap++] = n;  in bch2_journal_key_insert_take()
453 		if (iter->idx == iter->keys->gap)  in bch2_journal_iter_advance()
678 	keys->nr = keys->gap = keys->size = 0;  in bch2_journal_keys_put()
754 	keys->gap = keys->nr;  in bch2_journal_keys_sort()
776 	keys->nr = keys->gap = dst;  in bch2_shoot_down_journal_keys()