[PATCH v1 00/22] NFS/RDMA client patches for v4.20

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A mixed bag of fixes and clean ups, the important ones being:

- Ensure credit grant is reduced to 1 after a reconnect
- Delete MRs instead of recovering them
- Support sending RPCs with both Write and Reply chunks
- Modernize the connect logic

Details can be found in the patch descriptions.

---

Chuck Lever (22):
      xprtrdma: Reset credit grant properly after a disconnect
      xprtrdma: Create more MRs at a time
      xprtrdma: Explicitly resetting MRs is no longer necessary
      xprtrdma: Name MR trace events consistently
      xprtrdma: Refactor chunk encoding
      xprtrdma: Refactor chunktype handling
      xprtrdma: Support Write+Reply Replies
      sunrpc: Fix connect metrics
      sunrpc: Report connect_time in seconds
      xprtrdma: Rename rpcrdma_conn_upcall
      xprtrdma: Conventional variable names in rpcrdma_conn_upcall
      xprtrdma: Eliminate "connstate" variable from rpcrdma_conn_upcall()
      xprtrdma: Re-organize the switch() in rpcrdma_conn_upcall
      xprtrdma: Simplify RPC wake-ups on connect
      xprtrdma: Rename rpcrdma_qp_async_error_upcall
      xprtrdma: Remove memory address of "ep" from an error message
      svcrdma: Don't disable BH's in backchannel
      xprtrdma: Move rb_flags initialization
      xprtrdma: Report when there were zero posted Receives
      xprtrdma: Add documenting comments
      xprtrdma: Clean up xprt_rdma_disconnect_inject
      xprtrdma: Squelch a sparse warning


 include/trace/events/rpcrdma.h    |   40 ++++----
 net/sunrpc/xprt.c                 |   10 +-
 net/sunrpc/xprtrdma/backchannel.c |   16 ++-
 net/sunrpc/xprtrdma/fmr_ops.c     |  131 ++++++++++++---------------
 net/sunrpc/xprtrdma/frwr_ops.c    |  137 +++++++++++-----------------
 net/sunrpc/xprtrdma/rpc_rdma.c    |  168 +++++++++++++++++++----------------
 net/sunrpc/xprtrdma/transport.c   |  103 +++++++++++----------
 net/sunrpc/xprtrdma/verbs.c       |  178 +++++++++++++++++++------------------
 net/sunrpc/xprtrdma/xprt_rdma.h   |   23 ++---
 net/sunrpc/xprtsock.c             |   14 ++-
 10 files changed, 400 insertions(+), 420 deletions(-)

--
Chuck Lever



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