94     u32 RingPos = atomic_load_relaxed(&Tab[Pos]);  in insert()  local
95     u64 Entry = atomic_load_relaxed(&Ring[RingPos]);  in insert()
101     RingPos = RingEnd;  in insert()
102     atomic_store_relaxed(&Tab[Pos], RingPos);  in insert()
103     atomic_store_relaxed(&Ring[RingPos], Id);  in insert()
105       RingPos = (RingPos + 1) & RingMask;  in insert()
106       atomic_store_relaxed(&Ring[RingPos], *I);  in insert()
108     RingEnd = (RingPos + 1) & RingMask;  in insert()
117     u32 RingPos = atomic_load_relaxed(&Tab[Pos]);  in find()  local
118     if (RingPos >= RingSize)  in find()
120     u64 Entry = atomic_load_relaxed(&Ring[RingPos]);  in find()
127     *RingPosPtr = (RingPos + 1) & RingMask;  in find()
131       RingPos = (RingPos + 1) & RingMask;  in find()
132       B.add(u32(atomic_load_relaxed(&Ring[RingPos])) >> 2);  in find()
137   u64 operator[](uptr RingPos) const {
138     return atomic_load_relaxed(&Ring[RingPos & RingMask]);