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author | bunnei <bunneidev@gmail.com> | 2021-02-09 03:02:36 +0100 |
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committer | bunnei <bunneidev@gmail.com> | 2021-02-19 01:16:24 +0100 |
commit | 6da91da08e54d02a4087eaddcbe192bd53eeaa9f (patch) | |
tree | a78c199089f4589bed446a9994eba216e0622e0c /src/core/hle/kernel/k_spin_lock.h | |
parent | core: memory: Add templated GetPointer methods. (diff) | |
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Diffstat (limited to 'src/core/hle/kernel/k_spin_lock.h')
-rw-r--r-- | src/core/hle/kernel/k_spin_lock.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/core/hle/kernel/k_spin_lock.h b/src/core/hle/kernel/k_spin_lock.h new file mode 100644 index 000000000..12c4b2e88 --- /dev/null +++ b/src/core/hle/kernel/k_spin_lock.h @@ -0,0 +1,33 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <atomic> + +#include "core/hle/kernel/k_scoped_lock.h" + +namespace Kernel { + +class KSpinLock { +public: + KSpinLock() = default; + + KSpinLock(const KSpinLock&) = delete; + KSpinLock& operator=(const KSpinLock&) = delete; + + KSpinLock(KSpinLock&&) = delete; + KSpinLock& operator=(KSpinLock&&) = delete; + + void Lock(); + void Unlock(); + [[nodiscard]] bool TryLock(); + +private: + std::atomic_flag lck = ATOMIC_FLAG_INIT; +}; + +using KScopedSpinLock = KScopedLock<KSpinLock>; + +} // namespace Kernel |