434     l2_cache: CacheMap<VecCache<u64>>,  field
594             l2_cache: CacheMap::new(100),  in from()
1033         if !self.l2_cache.contains_key(&l1_index) {  in file_offset_read()
1040             self.l2_cache.insert(l1_index, table, |index, evicted| {  in file_offset_read()
1049         let cluster_addr = self.l2_cache.get(&l1_index).unwrap()[l2_index];  in file_offset_read()
1072         if !self.l2_cache.contains_key(&l1_index) {  in file_offset_write()
1087             self.l2_cache.insert(l1_index, l2_table, |index, evicted| {  in file_offset_write()
1096         let cluster_addr = match self.l2_cache.get(&l1_index).unwrap()[l2_index] {  in file_offset_write()
1132         if !self.l2_cache.get(&l1_index).unwrap().dirty() {  in update_cluster_addr()
1153         self.l2_cache.get_mut(&l1_index).unwrap()[l2_index] = cluster_addr;  in update_cluster_addr()
1211         if !self.l2_cache.contains_key(&l1_index) {  in deallocate_cluster()
1217             self.l2_cache.insert(l1_index, table, |index, evicted| {  in deallocate_cluster()
1226         let cluster_addr = self.l2_cache.get(&l1_index).unwrap()[l2_index];  in deallocate_cluster()
1247         self.l2_cache.get_mut(&l1_index).unwrap()[l2_index] = 0;  in deallocate_cluster()
1369         for (l1_index, l2_table) in self.l2_cache.iter_mut().filter(|(_k, v)| v.dirty()) {  in sync_caches()