Merge tag 'ceph-for-7.2-rc1' of https://github.com/ceph/ceph-client

Merge tag 'ceph-for-7.2-rc1' of https://github.com/ceph/ceph-client

Pull ceph updates from Ilya Dryomov:
 "This adds support for manual client session reset in CephFS, allowing
  operators to get out of tricky livelock situations involving caps and
  file locks without evicting the problematic client instance on the MDS
  side or rebooting the client node both of which can be disruptive"

* tag 'ceph-for-7.2-rc1' of https://github.com/ceph/ceph-client:
  ceph: add manual reset debugfs control and tracepoints
  ceph: add client reset state machine and session teardown
  ceph: add diagnostic timeout loop to wait_caps_flush()
  ceph: harden send_mds_reconnect and handle active-MDS peer reset
  ceph: use proper endian conversion for flock_len in reconnect
  ceph: convert inode flags to named bit positions and atomic bitops
  rbd: switch to dynamic root device