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Make PhysicalPage eternally allocated.

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This commit is contained in:
Andreas Kling 2018-12-31 20:25:42 +01:00
parent 3e37a1f5c3
commit 9eca2ffd41
2 changed files with 8 additions and 5 deletions
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5
Kernel/MemoryManager.cpp
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@ -655,6 +655,11 @@ Region::~Region()
MM.unregister_region(*this); MM.unregister_region(*this);
} }
PhysicalPage::PhysicalPage(PhysicalAddress paddr)
: m_paddr(paddr)
{
}
void PhysicalPage::return_to_freelist() void PhysicalPage::return_to_freelist()
{ {
InterruptDisabler disabler; InterruptDisabler disabler;

8
Kernel/MemoryManager.h
View file

@ -20,10 +20,10 @@ enum class PageFaultResponse {
}; };
class PhysicalPage { class PhysicalPage {
AK_MAKE_ETERNAL
friend class MemoryManager; friend class MemoryManager;
friend class PageDirectory; friend class PageDirectory;
public: public:
~PhysicalPage() { }
PhysicalAddress paddr() const { return m_paddr; } PhysicalAddress paddr() const { return m_paddr; }
void retain() void retain()
@ -42,10 +42,8 @@ public:
unsigned retain_count() const { return m_retain_count; } unsigned retain_count() const { return m_retain_count; }
private: private:
PhysicalPage(PhysicalAddress paddr) explicit PhysicalPage(PhysicalAddress paddr);
: m_paddr(paddr) ~PhysicalPage() = delete;
{
}
void return_to_freelist(); void return_to_freelist();