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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 |