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Kernel: Make Kernel::VMObject allocation functions return KResultOr

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This makes for nicer handling of errors compared to checking whether a
RefPtr is null. Additionally, this will give way to return different
types of errors in the future.
This commit is contained in:
sin-ack 2021-08-15 09:07:59 +00:00 • committed by Andreas Kling
parent 61c0e3ca92
commit 4bfd6e41b9
26 changed files with 194 additions and 122 deletions
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2
Kernel/Memory/VMObject.h
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@ -33,7 +33,7 @@ class VMObject : public RefCounted<VMObject>
public:
virtual ~VMObject();
virtual RefPtr<VMObject> try_clone() = 0;
virtual KResultOr<NonnullRefPtr<VMObject>> try_clone() = 0;
virtual bool is_anonymous() const { return false; }
virtual bool is_inode() const { return false; }