Merge tag 'ceph-for-6.12-rc2' of https://github.com/ceph/ceph-client

Pull ceph fixes from Ilya Dryomov:
 "A fix from Patrick for a variety of CephFS lockup scenarios caused by
  a regression in cap handling which sneaked in through the netfs helper
  library in 5.18 (marked for stable) and an unrelated one-line cleanup"

* tag 'ceph-for-6.12-rc2' of https://github.com/ceph/ceph-client:
  ceph: fix cap ref leak via netfs init_request
  ceph: use struct_size() helper in __ceph_pool_perm_get()