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VM: Pass a PhysicalPage by rvalue reference when returning it to the freelist.

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This makes no functional difference, but it makes it clear that
MemoryManager and PhysicalRegion take over the actual physical
page represented by this PhysicalPage instance.
This commit is contained in:
Sergey Bugaev 2019-06-14 14:56:21 +03:00 • committed by Andreas Kling
parent 7710e48d83
commit 118cb391dd
5 changed files with 12 additions and 12 deletions
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4
Kernel/VM/PhysicalPage.h
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@ -23,7 +23,7 @@ public:
ASSERT(m_retain_count);
if (!--m_retain_count) {
if (m_may_return_to_freelist)
return_to_freelist();
move(*this).return_to_freelist();
else
delete this;
}
@ -38,7 +38,7 @@ private:
PhysicalPage(PhysicalAddress paddr, bool supervisor, bool may_return_to_freelist = true);
~PhysicalPage() {}
void return_to_freelist();
void return_to_freelist() &&;
word m_retain_count { 1 };
bool m_may_return_to_freelist { true };