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Revert "Kernel: Make PhysicalPage not movable and use atomic ref counting"

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This reverts commit a89ccd842b.
This commit is contained in:
Andreas Kling
2020-08-22 16:34:11 +02:00
parent 23f335bcd7
commit 0db7e04c2e
5 changed files with 24 additions and 20 deletions
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8
Kernel/VM/MemoryManager.cpp
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@@ -382,7 +382,7 @@ OwnPtr<Region> MemoryManager::allocate_kernel_region_with_vmobject(VMObject& vmo
return allocate_kernel_region_with_vmobject(range, vmobject, name, access, user_accessible, cacheable);
}
void MemoryManager::deallocate_user_physical_page(const PhysicalPage& page)
void MemoryManager::deallocate_user_physical_page(PhysicalPage&& page)
{
ScopedSpinLock lock(s_mm_lock);
for (auto& region : m_user_physical_regions) {
@@ -391,7 +391,7 @@ void MemoryManager::deallocate_user_physical_page(const PhysicalPage& page)
continue;
}
region.return_page(page);
region.return_page(move(page));
--m_user_physical_pages_used;
return;
@@ -452,7 +452,7 @@ RefPtr<PhysicalPage> MemoryManager::allocate_user_physical_page(ShouldZeroFill s
return page;
}
void MemoryManager::deallocate_supervisor_physical_page(const PhysicalPage& page)
void MemoryManager::deallocate_supervisor_physical_page(PhysicalPage&& page)
{
ScopedSpinLock lock(s_mm_lock);
for (auto& region : m_super_physical_regions) {
@@ -461,7 +461,7 @@ void MemoryManager::deallocate_supervisor_physical_page(const PhysicalPage& page
continue;
}
region.return_page(page);
region.return_page(move(page));
--m_super_physical_pages_used;
return;
}