79 bool IsCacheFile(const std::string& file) {  in IsCacheFile()  argument
83   size_t pos = file.find(".");  in IsCacheFile()
88   std::string suffix = file.substr(pos);  in IsCacheFile()
102   for (auto file : files) {  in CleanupCacheFolder()  local
103     if (IsCacheFile(file)) {  in CleanupCacheFolder()
105       Info(opt_.log, "Removing file %s.", file.c_str());  in CleanupCacheFolder()
106       status = opt_.env->DeleteFile(folder + "/" + file);  in CleanupCacheFolder()
108         Error(opt_.log, "Error deleting file %s. %s", file.c_str(),  in CleanupCacheFolder()
113       ROCKS_LOG_DEBUG(opt_.log, "Skipping file %s", file.c_str());  in CleanupCacheFolder()
279   BlockCacheFile* const file = metadata_.Lookup(lba.cache_id_);  in Lookup()  local
280   if (!file) {  in Lookup()
288   assert(file->refs_);  in Lookup()
294   status = file->Read(lba, &blk_key, &blk_val, scratch.get());  in Lookup()
295   --file->refs_;  in Lookup()