Pull dlm updates from David Teigland:
 "This set includes a number of minor fixes and cleanups related to the
  networking changes in the last release.

  A patch to delay ack messages reduces network traffic significantly"

* tag 'dlm-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm:
  fs: dlm: avoid comms shutdown delay in release_lockspace
  fs: dlm: fix return -EINTR on recovery stopped
  fs: dlm: implement delayed ack handling
  fs: dlm: move receive loop into receive handler
  fs: dlm: fix multiple empty writequeue alloc
  fs: dlm: generic connect func
  fs: dlm: auto load sctp module
  fs: dlm: introduce generic listen
  fs: dlm: move to static proto ops
  fs: dlm: introduce con_next_wq helper
  fs: dlm: cleanup and remove _send_rcom
  fs: dlm: clear CF_APP_LIMITED on close
  fs: dlm: fix typo in tlv prefix
  fs: dlm: use READ_ONCE for config var
  fs: dlm: use sk->sk_socket instead of con->sock