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Kernel: Update the ".." inode for directories after a rename

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Because the ".." entry in a directory is a separate inode, if a
directory is renamed to a new location, then we should update this entry
the point to the new parent directory as well.

Co-authored-by: Liav A <liavalb@gmail.com>
This commit is contained in:
sin-ack 2022-10-08 11:22:12 +02:00 • committed by Andreas Kling
parent 2b246d980a
commit 3b03077abb
18 changed files with 128 additions and 0 deletions
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6
Kernel/FileSystem/FATFS/Inode.cpp
View file

@ -102,6 +102,12 @@ ErrorOr<NonnullOwnPtr<KBuffer>> FATInode::read_block_list()
return blocks.release_nonnull();
}
ErrorOr<void> FATInode::replace_child(StringView, Inode&)
{
// TODO: Implement this once we have write support.
return Error::from_errno(EROFS);
}
ErrorOr<LockRefPtr<FATInode>> FATInode::traverse(Function<ErrorOr<bool>(LockRefPtr<FATInode>)> callback)
{
VERIFY(has_flag(m_entry.attributes, FATAttributes::Directory));