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drbd-9.2.3

drbd-9.2.3: 9.2.3 (api:genl2/proto:110-122/transport:18)
@Philipp-Reisner Philipp-Reisner tagged this 04 Apr 13:17 
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 * improve matching ACKs to in-memory request objects;
   inexact matches were a source of unexpected connection losses
 * merge changes from drbd-9.1.14
  - fix a race with concurrent promotion and demotion, which can
    lead to an unexpected "split-brain" later on
  - fix a specific case where promotion was allowed where it should not
  - fix a race condition between auto-promote and a second two-phase
    commit that can lead to a DRBD thread locking up in an endless loop
  - fix several bugs with "resync-after":
   - missing resync-resume when minor numbers run in opposite
     direction as the resync-after dependencies
   - a race that might lead to an OOPS in add_timer()
  - fix an OOPS when reading from in_flight_summary in debugfs
  - fix a race that might lead to an endless loop of printing
    "postponing start_resync" while starting a resync
  - fix diskless node with a diskfull with a 4KiB backend
  - simplify remembering two-pc parents, maybe fixing a one-time-seen bug
  - derive abort_local_transaction timeout from ping-timeout
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