xfs: adapt the orphanage code to handle parent pointers

Adapt the orphanage's adoption code to update the child file's parent
pointers as part of the reparenting process.  Also ensure that the child
has an attr fork to receive the parent pointer update, since the runtime
code assumes one exists.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong 2024-04-22 09:48:17 -07:00
commit 7be3d20bbe
3 changed files with 43 additions and 0 deletions