kernel: Add missing override specifiers

Over the course of the kernel refactoring a tiny bit of missing
overrides slipped through review, so we can add these.

While we're at it, we can remove redundant virtual keywords where
applicable as well.

src/core/hle/kernel/k_client_port.h

@@ -22,7 +22,7 @@ class KClientPort final : public KSynchronizationObject {
 
 public:
     explicit KClientPort(KernelCore& kernel_);
-    virtual ~KClientPort() override;
+    ~KClientPort() override;
 
     void Initialize(KPort* parent_, s32 max_sessions_, std::string&& name_);
     void OnSessionFinalized();
@@ -49,8 +49,8 @@ public:
     bool IsServerClosed() const;
 
     // Overridden virtual functions.
-    virtual void Destroy() override;
-    virtual bool IsSignaled() const override;
+    void Destroy() override;
+    bool IsSignaled() const override;
 
     ResultCode CreateSession(KClientSession** out);
 

src/core/hle/kernel/k_client_session.h

@@ -34,7 +34,7 @@ class KClientSession final
 
 public:
     explicit KClientSession(KernelCore& kernel_);
-    virtual ~KClientSession();
+    ~KClientSession() override;
 
     void Initialize(KSession* parent_, std::string&& name_) {
         // Set member variables.
@@ -42,7 +42,7 @@ public:
         name = std::move(name_);
     }
 
-    virtual void Destroy() override;
+    void Destroy() override;
     static void PostDestroy([[maybe_unused]] uintptr_t arg) {}
 
     KSession* GetParent() const {

src/core/hle/kernel/k_event.h

@@ -20,23 +20,21 @@ class KEvent final : public KAutoObjectWithSlabHeapAndContainer<KEvent, KAutoObj
 
 public:
     explicit KEvent(KernelCore& kernel_);
-    virtual ~KEvent();
+    ~KEvent() override;
 
     void Initialize(std::string&& name);
 
-    virtual void Finalize() override;
+    void Finalize() override;
 
-    virtual bool IsInitialized() const override {
+    bool IsInitialized() const override {
         return initialized;
     }
 
-    virtual uintptr_t GetPostDestroyArgument() const override {
+    uintptr_t GetPostDestroyArgument() const override {
         return reinterpret_cast<uintptr_t>(owner);
     }
 
-    static void PostDestroy(uintptr_t arg);
-
-    virtual KProcess* GetOwner() const override {
+    KProcess* GetOwner() const override {
         return owner;
     }
 
@@ -48,6 +46,8 @@ public:
         return writable_event;
     }
 
+    static void PostDestroy(uintptr_t arg);
+
 private:
     KReadableEvent readable_event;
     KWritableEvent writable_event;

src/core/hle/kernel/k_port.h

@@ -22,7 +22,7 @@ class KPort final : public KAutoObjectWithSlabHeapAndContainer<KPort, KAutoObjec
 
 public:
     explicit KPort(KernelCore& kernel_);
-    virtual ~KPort();
+    ~KPort() override;
 
     static void PostDestroy([[maybe_unused]] uintptr_t arg) {}
 
@@ -59,7 +59,6 @@ private:
         ServerClosed = 3,
     };
 
-private:
     KServerPort server;
     KClientPort client;
     State state{State::Invalid};

src/core/hle/kernel/k_process.h

@@ -331,19 +331,19 @@ public:
 
     void LoadModule(CodeSet code_set, VAddr base_addr);
 
-    virtual bool IsInitialized() const override {
+    bool IsInitialized() const override {
         return is_initialized;
     }
 
     static void PostDestroy([[maybe_unused]] uintptr_t arg) {}
 
-    virtual void Finalize();
+    void Finalize() override;
 
-    virtual u64 GetId() const override final {
+    u64 GetId() const override {
         return GetProcessID();
     }
 
-    virtual bool IsSignaled() const override;
+    bool IsSignaled() const override;
 
     void PinCurrentThread();
     void UnpinCurrentThread();

src/core/hle/kernel/k_readable_event.h

@@ -31,8 +31,8 @@ public:
         return parent;
     }
 
-    virtual bool IsSignaled() const override;
-    virtual void Destroy() override;
+    bool IsSignaled() const override;
+    void Destroy() override;
 
     ResultCode Signal();
     ResultCode Clear();

src/core/hle/kernel/k_resource_limit.h

@@ -37,10 +37,10 @@ class KResourceLimit final
 
 public:
     explicit KResourceLimit(KernelCore& kernel_);
-    virtual ~KResourceLimit();
+    ~KResourceLimit() override;
 
     void Initialize(const Core::Timing::CoreTiming* core_timing_);
-    virtual void Finalize() override;
+    void Finalize() override;
 
     s64 GetLimitValue(LimitableResource which) const;
     s64 GetCurrentValue(LimitableResource which) const;

src/core/hle/kernel/k_server_port.h

@@ -25,12 +25,9 @@ class SessionRequestHandler;
 class KServerPort final : public KSynchronizationObject {
     KERNEL_AUTOOBJECT_TRAITS(KServerPort, KSynchronizationObject);
 
-private:
-    using SessionList = boost::intrusive::list<KServerSession>;
-
 public:
     explicit KServerPort(KernelCore& kernel_);
-    virtual ~KServerPort() override;
+    ~KServerPort() override;
 
     void Initialize(KPort* parent_, std::string&& name_);
 
@@ -63,13 +60,14 @@ public:
     bool IsLight() const;
 
     // Overridden virtual functions.
-    virtual void Destroy() override;
-    virtual bool IsSignaled() const override;
+    void Destroy() override;
+    bool IsSignaled() const override;
 
 private:
+    using SessionList = boost::intrusive::list<KServerSession>;
+
     void CleanupSessions();
 
-private:
     SessionList session_list;
     SessionRequestHandlerPtr session_handler;
     KPort* parent{};

src/core/hle/kernel/k_server_session.h

@@ -42,9 +42,9 @@ class KServerSession final : public KSynchronizationObject,
 
 public:
     explicit KServerSession(KernelCore& kernel_);
-    virtual ~KServerSession() override;
+    ~KServerSession() override;
 
-    virtual void Destroy() override;
+    void Destroy() override;
 
     void Initialize(KSession* parent_, std::string&& name_);
 
@@ -56,7 +56,7 @@ public:
         return parent;
     }
 
-    virtual bool IsSignaled() const override;
+    bool IsSignaled() const override;
 
     void OnClientClosed();
 

src/core/hle/kernel/k_session.h

@@ -18,17 +18,17 @@ class KSession final : public KAutoObjectWithSlabHeapAndContainer<KSession, KAut
 
 public:
     explicit KSession(KernelCore& kernel_);
-    virtual ~KSession() override;
+    ~KSession() override;
 
     void Initialize(KClientPort* port_, const std::string& name_);
 
-    virtual void Finalize() override;
+    void Finalize() override;
 
-    virtual bool IsInitialized() const override {
+    bool IsInitialized() const override {
         return initialized;
     }
 
-    virtual uintptr_t GetPostDestroyArgument() const override {
+    uintptr_t GetPostDestroyArgument() const override {
         return reinterpret_cast<uintptr_t>(process);
     }
 
@@ -78,7 +78,6 @@ private:
         ServerClosed = 3,
     };
 
-private:
     void SetState(State state) {
         atomic_state = static_cast<u8>(state);
     }
@@ -87,7 +86,6 @@ private:
         return static_cast<State>(atomic_state.load(std::memory_order_relaxed));
     }
 
-private:
     KServerSession server;
     KClientSession client;
     std::atomic<std::underlying_type_t<State>> atomic_state{

src/core/hle/kernel/k_shared_memory.h

@@ -68,9 +68,9 @@ public:
         return device_memory->GetPointer(physical_address + offset);
     }
 
-    virtual void Finalize() override;
+    void Finalize() override;
 
-    virtual bool IsInitialized() const override {
+    bool IsInitialized() const override {
         return is_initialized;
     }
     static void PostDestroy([[maybe_unused]] uintptr_t arg) {}

src/core/hle/kernel/k_synchronization_object.h

@@ -29,7 +29,7 @@ public:
                                          KSynchronizationObject** objects, const s32 num_objects,
                                          s64 timeout);
 
-    virtual void Finalize() override;
+    void Finalize() override;
 
     [[nodiscard]] virtual bool IsSignaled() const = 0;
 
@@ -37,7 +37,7 @@ public:
 
 protected:
     explicit KSynchronizationObject(KernelCore& kernel);
-    virtual ~KSynchronizationObject();
+    ~KSynchronizationObject() override;
 
     virtual void OnFinalizeSynchronizationObject() {}
 

src/core/hle/kernel/k_thread.h

@@ -358,21 +358,21 @@ public:
         return termination_requested || GetRawState() == ThreadState::Terminated;
     }
 
-    [[nodiscard]] virtual u64 GetId() const override final {
+    [[nodiscard]] u64 GetId() const override {
         return this->GetThreadID();
     }
 
-    [[nodiscard]] virtual bool IsInitialized() const override {
+    [[nodiscard]] bool IsInitialized() const override {
         return initialized;
     }
 
-    [[nodiscard]] virtual uintptr_t GetPostDestroyArgument() const override {
+    [[nodiscard]] uintptr_t GetPostDestroyArgument() const override {
         return reinterpret_cast<uintptr_t>(parent) | (resource_limit_release_hint ? 1 : 0);
     }
 
-    virtual void Finalize() override;
+    void Finalize() override;
 
-    [[nodiscard]] virtual bool IsSignaled() const override;
+    [[nodiscard]] bool IsSignaled() const override;
 
     static void PostDestroy(uintptr_t arg);
 

src/core/hle/kernel/k_transfer_memory.h

@@ -27,23 +27,23 @@ class KTransferMemory final
 
 public:
     explicit KTransferMemory(KernelCore& kernel_);
-    virtual ~KTransferMemory() override;
+    ~KTransferMemory() override;
 
     ResultCode Initialize(VAddr address_, std::size_t size_, Svc::MemoryPermission owner_perm_);
 
-    virtual void Finalize() override;
+    void Finalize() override;
 
-    virtual bool IsInitialized() const override {
+    bool IsInitialized() const override {
         return is_initialized;
     }
 
-    virtual uintptr_t GetPostDestroyArgument() const override {
+    uintptr_t GetPostDestroyArgument() const override {
         return reinterpret_cast<uintptr_t>(owner);
     }
 
     static void PostDestroy(uintptr_t arg);
 
-    KProcess* GetOwner() const {
+    KProcess* GetOwner() const override {
         return owner;
     }
 

src/core/hle/kernel/k_writable_event.h

@@ -21,7 +21,7 @@ public:
     explicit KWritableEvent(KernelCore& kernel_);
     ~KWritableEvent() override;
 
-    virtual void Destroy() override;
+    void Destroy() override;
 
     static void PostDestroy([[maybe_unused]] uintptr_t arg) {}