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Add CoreInode::reverse_lookup().

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Getting the absolute path of an ext2fs inode now uses the lookup cache
which makes it a lot faster.
This commit is contained in:
Andreas Kling
2018-11-15 17:04:55 +01:00
parent 5f434bc00b
commit eced5f11e3
7 changed files with 61 additions and 74 deletions
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2
VirtualFileSystem/SyntheticFileSystem.h
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@@ -15,7 +15,6 @@ public:
virtual const char* class_name() const override;
virtual InodeIdentifier rootInode() const override;
virtual bool writeInode(InodeIdentifier, const ByteBuffer&) override;
virtual bool enumerateDirectoryInode(InodeIdentifier, Function<bool(const DirectoryEntry&)>) const override;
virtual InodeMetadata inodeMetadata(InodeIdentifier) const override;
virtual bool set_mtime(InodeIdentifier, dword timestamp) override;
virtual InodeIdentifier create_inode(InodeIdentifier parentInode, const String& name, Unix::mode_t, unsigned size) override;
@@ -55,6 +54,7 @@ private:
virtual void populate_metadata() const override;
virtual bool traverse_as_directory(Function<bool(const FileSystem::DirectoryEntry&)>) override;
virtual InodeIdentifier lookup(const String& name) override;
virtual String reverse_lookup(InodeIdentifier) override;
SyntheticFileSystem& fs();
const SyntheticFileSystem& fs() const;