Merge tag 'afs-fixes-20230719' of git://

Pull AFS writeback fixes from David Howells:

 - release the acquired batch before returning if we got >=5 skips

 - retry a page we had to wait for rather than skipping over it after
   the wait

* tag 'afs-fixes-20230719' of git://
  afs: Fix waiting for writeback then skipping folio
  afs: Fix dangling folio ref counts in writeback