diff options
Diffstat (limited to '')
-rw-r--r-- | src/rocksdb/db/blob/prefetch_buffer_collection.cc | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/rocksdb/db/blob/prefetch_buffer_collection.cc b/src/rocksdb/db/blob/prefetch_buffer_collection.cc new file mode 100644 index 000000000..079576f51 --- /dev/null +++ b/src/rocksdb/db/blob/prefetch_buffer_collection.cc @@ -0,0 +1,21 @@ +// Copyright (c) 2011-present, Facebook, Inc. All rights reserved. +// This source code is licensed under both the GPLv2 (found in the +// COPYING file in the root directory) and Apache 2.0 License +// (found in the LICENSE.Apache file in the root directory). + +#include "db/blob/prefetch_buffer_collection.h" + +namespace ROCKSDB_NAMESPACE { + +FilePrefetchBuffer* PrefetchBufferCollection::GetOrCreatePrefetchBuffer( + uint64_t file_number) { + auto& prefetch_buffer = prefetch_buffers_[file_number]; + if (!prefetch_buffer) { + prefetch_buffer.reset( + new FilePrefetchBuffer(readahead_size_, readahead_size_)); + } + + return prefetch_buffer.get(); +} + +} // namespace ROCKSDB_NAMESPACE |