- if (l.phase != r.phase)
- return l.phase < r.phase ? -1 : 1;
- if (bkey_cmp(l.pos, r.pos))
- return bkey_cmp(l.pos, r.pos);
- if (l.level != r.level)
- return l.level < r.level ? -1 : 1;
- return 0;
+ return cmp_int(l.phase, r.phase) ?:
+ bpos_cmp(l.pos, r.pos) ?:
+ cmp_int(l.level, r.level);
+}
+
+static inline enum gc_phase btree_id_to_gc_phase(enum btree_id id)
+{
+ switch (id) {
+#define x(name, v, ...) case BTREE_ID_##name: return GC_PHASE_BTREE_##name;
+ BCH_BTREE_IDS()
+#undef x
+ default:
+ BUG();
+ }
+}
+
+static inline struct gc_pos gc_pos_btree(enum btree_id id,
+ struct bpos pos, unsigned level)
+{
+ return (struct gc_pos) {
+ .phase = btree_id_to_gc_phase(id),
+ .pos = pos,
+ .level = level,
+ };