Pull rdma updates from Jason Gunthorpe:
 "The majority of the patches are cleanups, refactorings and clarity
  improvements.

  This cycle saw some more activity from Syzkaller, I think we are now
  clean on all but one of those bugs, including the long standing and
  obnoxious rdma_cm locking design defect. Continue to see many drivers
  getting cleanups, with a few new user visible features.

  Summary:

   - Various driver updates for siw, bnxt_re, rxe, efa, mlx5, hfi1

   - Lots of cleanup patches for hns

   - Convert more places to use refcount

   - Aggressively lock the RDMA CM code that syzkaller says isn't
     working

   - Work to clarify ib_cm

   - Use the new ib_device lifecycle model in bnxt_re

   - Fix mlx5's MR cache which seems to be failing more often with the
     new ODP code

   - mlx5 'dynamic uar' and 'tx steering' user interfaces"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (144 commits)
  RDMA/bnxt_re: make bnxt_re_ib_init static
  IB/qib: Delete struct qib_ivdev.qp_rnd
  RDMA/hns: Fix uninitialized variable bug
  RDMA/hns: Modify the mask of QP number for CQE of hip08
  RDMA/hns: Reduce the maximum number of extend SGE per WQE
  RDMA/hns: Reduce PFC frames in congestion scenarios
  RDMA/mlx5: Add support for RDMA TX flow table
  net/mlx5: Add support for RDMA TX steering
  IB/hfi1: Call kobject_put() when kobject_init_and_add() fails
  IB/hfi1: Fix memory leaks in sysfs registration and unregistration
  IB/mlx5: Move to fully dynamic UAR mode once user space supports it
  IB/mlx5: Limit the scope of struct mlx5_bfreg_info to mlx5_ib
  IB/mlx5: Extend QP creation to get uar page index from user space
  IB/mlx5: Extend CQ creation to get uar page index from user space
  IB/mlx5: Expose UAR object and its alloc/destroy commands
  IB/hfi1: Get rid of a warning
  RDMA/hns: Remove redundant judgment of qp_type
  RDMA/hns: Remove redundant assignment of wc->smac when polling cq
  RDMA/hns: Remove redundant qpc setup operations
  RDMA/hns: Remove meaningless prints
  ...