On Thu, Jun 12, 2025 at 08:57:02AM +1000, NeilBrown wrote: > all users of 'struct renamedata' have the dentry for the old and new > directories, and often have no use for the inode except to store it in > the renamedata. > > This patch changes struct renamedata to hold the dentry, rather than > the inode, for the old and new directories, and changes callers to > match. > > This results in the removal of several local variables and several > dereferences of ->d_inode at the cost of adding ->d_inode dereferences > to vfs_rename(). Umm... No objections, as long as overlayfs part is correct; it seems to be, but I hadn't checked every chunk there...
