220   port::Mutex* GetMutexForKey(int cf, int64_t key) {  in GetMutexForKey()  argument
221     return key_locks_[cf][key >> log2_keys_per_lock_].get();  in GetMutexForKey()
224   void LockColumnFamily(int cf) {  in LockColumnFamily()  argument
225     for (auto& mutex : key_locks_[cf]) {  in LockColumnFamily()
230   void UnlockColumnFamily(int cf) {  in UnlockColumnFamily()  argument
231     for (auto& mutex : key_locks_[cf]) {  in UnlockColumnFamily()
236   std::atomic<uint32_t>& Value(int cf, int64_t key) const {  in Value()  argument
237     return values_[cf * max_key_ + key];  in Value()
240   void ClearColumnFamily(int cf) {  in ClearColumnFamily()  argument
241     std::fill(&Value(cf, 0 /* key */), &Value(cf + 1, 0 /* key */),  in ClearColumnFamily()
248   void Put(int cf, int64_t key, uint32_t value_base, bool pending) {  in Put()  argument
253     Value(cf, key).store(pending ? UNKNOWN_SENTINEL : value_base,  in Put()
261   uint32_t Get(int cf, int64_t key) const { return Value(cf, key); }  in Get()  argument
265   bool Delete(int cf, int64_t key, bool pending) {  in Delete()  argument
266     if (Value(cf, key) == DELETION_SENTINEL) {  in Delete()
269     Put(cf, key, DELETION_SENTINEL, pending);  in Delete()
275   bool SingleDelete(int cf, int64_t key, bool pending) {  in SingleDelete()  argument
276     return Delete(cf, key, pending);  in SingleDelete()
281   int DeleteRange(int cf, int64_t begin_key, int64_t end_key, bool pending) {  in DeleteRange()  argument
284       if (Delete(cf, key, pending)) {  in DeleteRange()
295   bool Exists(int cf, int64_t key) {  in Exists()  argument
301     uint32_t expected_value = Value(cf, key).load();  in Exists()