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Merge pull request #4589 from ReinUsesLisp/tsan-host

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hle/kernel: Fix data race in GetCurrentHostThreadID
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bunnei 2020-08-31 21:20:49 -04:00 committed by GitHub
parent 2579a7199b 36eade7f4c
commit a1f13a3662
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 1 deletions
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src/core/hle/kernel/kernel.cpp
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@ -219,6 +219,7 @@ struct KernelCore::Impl {
return static_cast<u32>(system.GetCpuManager().CurrentCore()); return static_cast<u32>(system.GetCpuManager().CurrentCore());
} }
} }
std::unique_lock lock{register_thread_mutex};
const auto it = host_thread_ids.find(this_id); const auto it = host_thread_ids.find(this_id);
if (it == host_thread_ids.end()) { if (it == host_thread_ids.end()) {
return Core::INVALID_HOST_THREAD_ID; return Core::INVALID_HOST_THREAD_ID;
@ -324,7 +325,7 @@ struct KernelCore::Impl {
std::unordered_map<std::thread::id, u32> host_thread_ids; std::unordered_map<std::thread::id, u32> host_thread_ids;
u32 registered_thread_ids{Core::Hardware::NUM_CPU_CORES}; u32 registered_thread_ids{Core::Hardware::NUM_CPU_CORES};
std::bitset<Core::Hardware::NUM_CPU_CORES> registered_core_threads; std::bitset<Core::Hardware::NUM_CPU_CORES> registered_core_threads;
std::mutex register_thread_mutex; mutable std::mutex register_thread_mutex;
// Kernel memory management // Kernel memory management
std::unique_ptr<Memory::MemoryManager> memory_manager; std::unique_ptr<Memory::MemoryManager> memory_manager;