[GIT PULL] Ceph fixes for 6.6-rc4

[Ilya Dryomov <idryomov@gmail.com>]

Hi Linus,

The following changes since commit ce9ecca0238b140b88f43859b211c9fdfd8e5b70:

  Linux 6.6-rc2 (2023-09-17 14:40:24 -0700)

are available in the Git repository at:

  https://github.com/ceph/ceph-client.git tags/ceph-for-6.6-rc4

for you to fetch changes up to 0b207d02bd9ab8dcc31b262ca9f60dbc1822500d:

  rbd: take header_rwsem in rbd_dev_refresh() only when updating (2023-09-26 10:33:19 +0200)

----------------------------------------------------------------
A series that fixes an involved "double watch error" deadlock in RBD
marked for stable and two cleanups.

----------------------------------------------------------------
Ilya Dryomov (5):
      Revert "ceph: make members in struct ceph_mds_request_args_ext a union"
      rbd: move rbd_dev_refresh() definition
      rbd: decouple header read-in from updating rbd_dev->header
      rbd: decouple parent info read-in from updating rbd_dev
      rbd: take header_rwsem in rbd_dev_refresh() only when updating

Luís Henriques (1):
      ceph: remove unnecessary check for NULL in parse_longname()

 drivers/block/rbd.c          | 412 +++++++++++++++++++++++--------------------
 fs/ceph/crypto.c             |   6 +-
 include/linux/ceph/ceph_fs.h |  24 ++-
 3 files changed, 238 insertions(+), 204 deletions(-)