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Kernel: Simplify VFS::resolve_path() further

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It turns out we don't even need to store the whole custody chain, as we only
ever access its last element. So we can just store one custody. This also fixes
a performance FIXME :^)

Also, rename parent_custody to out_parent.
This commit is contained in:
Sergey Bugaev 2020-01-15 10:52:33 +03:00 • committed by Andreas Kling
parent 4d4d5e1c07
commit d6184afcae
2 changed files with 19 additions and 29 deletions
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2
Kernel/FileSystem/VirtualFileSystem.h
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@ -103,7 +103,7 @@ public:
void sync();
Custody& root_custody();
KResultOr<NonnullRefPtr<Custody>> resolve_path(StringView path, Custody& base, RefPtr<Custody>* parent = nullptr, int options = 0, int symlink_recursion_level = 0);
KResultOr<NonnullRefPtr<Custody>> resolve_path(StringView path, Custody& base, RefPtr<Custody>* out_parent = nullptr, int options = 0, int symlink_recursion_level = 0);
private:
friend class FileDescription;