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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/test_util/mock_time_env.cc | |
parent | Initial commit. (diff) | |
download | ceph-e6918187568dbd01842d8d1d2c808ce16a894239.tar.xz ceph-e6918187568dbd01842d8d1d2c808ce16a894239.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/rocksdb/test_util/mock_time_env.cc')
-rw-r--r-- | src/rocksdb/test_util/mock_time_env.cc | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/rocksdb/test_util/mock_time_env.cc b/src/rocksdb/test_util/mock_time_env.cc new file mode 100644 index 000000000..23888e69e --- /dev/null +++ b/src/rocksdb/test_util/mock_time_env.cc @@ -0,0 +1,38 @@ +// 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 "test_util/mock_time_env.h" + +#include "test_util/sync_point.h" + +namespace ROCKSDB_NAMESPACE { + +// TODO: this is a workaround for the different behavior on different platform +// for timedwait timeout. Ideally timedwait API should be moved to env. +// details: PR #7101. +void MockSystemClock::InstallTimedWaitFixCallback() { +#ifndef NDEBUG + SyncPoint::GetInstance()->DisableProcessing(); + SyncPoint::GetInstance()->ClearAllCallBacks(); +#ifdef OS_MACOSX + // This is an alternate way (vs. SpecialEnv) of dealing with the fact + // that on some platforms, pthread_cond_timedwait does not appear to + // release the lock for other threads to operate if the deadline time + // is already passed. (TimedWait calls are currently a bad abstraction + // because the deadline parameter is usually computed from Env time, + // but is interpreted in real clock time.) + SyncPoint::GetInstance()->SetCallBack( + "InstrumentedCondVar::TimedWaitInternal", [&](void* arg) { + uint64_t time_us = *reinterpret_cast<uint64_t*>(arg); + if (time_us < this->RealNowMicros()) { + *reinterpret_cast<uint64_t*>(arg) = this->RealNowMicros() + 1000; + } + }); +#endif // OS_MACOSX + SyncPoint::GetInstance()->EnableProcessing(); +#endif // !NDEBUG +} + +} // namespace ROCKSDB_NAMESPACE |