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Kernel: Make allocate_supervisor_physical_page OOM-fallible

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This commit is contained in:
Idan Horowitz 2022-01-28 16:30:01 +02:00
parent 4d2f1a05ec
commit bd5b56cab0
4 changed files with 11 additions and 21 deletions
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2
Kernel/Memory/MemoryManager.h
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@ -172,7 +172,7 @@ public:
NonnullRefPtr<PhysicalPage> allocate_committed_user_physical_page(Badge<CommittedPhysicalPageSet>, ShouldZeroFill = ShouldZeroFill::Yes);
RefPtr<PhysicalPage> allocate_user_physical_page(ShouldZeroFill = ShouldZeroFill::Yes, bool* did_purge = nullptr);
RefPtr<PhysicalPage> allocate_supervisor_physical_page();
ErrorOr<NonnullRefPtr<PhysicalPage>> allocate_supervisor_physical_page();
ErrorOr<NonnullRefPtrVector<PhysicalPage>> allocate_contiguous_supervisor_physical_pages(size_t size);
void deallocate_physical_page(PhysicalAddress);