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Kernel: Remove unnecessary churn in ConsoleManagement
The maximum number of virtual consoles is determined at compile time, so we can pre-allocate that many slots, dodging some heap allocations. Furthermore, virtual consoles are never destroyed, so it's fine to simply store a raw pointer to the currently active one.
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652fa54495
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2 changed files with 6 additions and 6 deletions
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@ -20,7 +20,7 @@ class ConsoleManagement {
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public:
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ConsoleManagement();
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static constexpr unsigned s_max_virtual_consoles = 6;
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static constexpr size_t s_max_virtual_consoles = 6;
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static bool is_initialized();
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static ConsoleManagement& the();
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@ -38,8 +38,8 @@ public:
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RecursiveSpinLock& tty_write_lock() { return m_tty_write_lock; }
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private:
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NonnullRefPtrVector<VirtualConsole> m_consoles;
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RefPtr<VirtualConsole> m_active_console;
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NonnullRefPtrVector<VirtualConsole, s_max_virtual_consoles> m_consoles;
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VirtualConsole* m_active_console { nullptr };
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SpinLock<u8> m_lock;
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RecursiveSpinLock m_tty_write_lock;
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};
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