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Kernel: Don't take MM lock in MemoryManager::enter_address_space()
We're not accessing any of the MM members here. Also remove some redundant code to update CR3, since it calls activate_page_directory() which does exactly the same thing.
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05156cac94
Notes:
sideshowbarker
2024-07-18 05:37:06 +09:00
Author: https://github.com/awesomekling Commit: https://github.com/SerenityOS/serenity/commit/05156cac94
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@ -1018,9 +1018,6 @@ void MemoryManager::enter_address_space(AddressSpace& space)
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{
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auto* current_thread = Thread::current();
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VERIFY(current_thread != nullptr);
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SpinlockLocker lock(s_mm_lock);
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current_thread->regs().cr3 = space.page_directory().cr3();
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activate_page_directory(space.page_directory(), current_thread);
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}
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