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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /src/rocksdb/table/persistent_cache_options.h | |
parent | Initial commit. (diff) | |
download | ceph-upstream/18.2.2.tar.xz ceph-upstream/18.2.2.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/rocksdb/table/persistent_cache_options.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/rocksdb/table/persistent_cache_options.h b/src/rocksdb/table/persistent_cache_options.h new file mode 100644 index 000000000..b543ab3a3 --- /dev/null +++ b/src/rocksdb/table/persistent_cache_options.h @@ -0,0 +1,34 @@ +// 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). +#pragma once + +#include <string> + +#include "cache/cache_key.h" +#include "monitoring/statistics.h" +#include "rocksdb/persistent_cache.h" + +namespace ROCKSDB_NAMESPACE { + +// PersistentCacheOptions +// +// This describe the caching behavior for page cache +// This is used to pass the context for caching and the cache handle +struct PersistentCacheOptions { + PersistentCacheOptions() {} + explicit PersistentCacheOptions( + const std::shared_ptr<PersistentCache>& _persistent_cache, + const OffsetableCacheKey& _base_cache_key, Statistics* const _statistics) + : persistent_cache(_persistent_cache), + base_cache_key(_base_cache_key), + statistics(_statistics) {} + std::shared_ptr<PersistentCache> persistent_cache; + OffsetableCacheKey base_cache_key; + Statistics* statistics = nullptr; + + static const PersistentCacheOptions kEmpty; +}; + +} // namespace ROCKSDB_NAMESPACE |