Remove radix_elem::deleted, since we don't need it any more

8f7559a5 · Austin Clements · 6478af3c · 8f7559a5
--- a/include/radix.hh
+++ b/include/radix.hh
@@ -148,15 +148,12 @@ private:
 class radix_elem : public rcu_freed {
 private:
-  bool deleted_;
  std::atomic<u64> ref_;
 public:
-  radix_elem() : rcu_freed("radix_elem"), deleted_(false), ref_(0) {}
+  radix_elem() : rcu_freed("radix_elem"), ref_(0) {}
-  bool deleted() { return deleted_; }
  void decref(u64 delta = 1) {
    if ((ref_ -= delta) == 0) {
-      deleted_ = true;
      gc_delayed(this);
    }
  }