static inline enum gc_phase btree_id_to_gc_phase(enum btree_id id)
{
switch (id) {
-#define x(n, v, s) case BTREE_ID_##n: return GC_PHASE_BTREE_##n;
+#define x(name, v) case BTREE_ID_##name: return GC_PHASE_BTREE_##name;
BCH_BTREE_IDS()
#undef x
default: