[GIT PULL] ksmbd server and smbdirect fixes

[Steve French]

Please pull the following changes since commit
05f7e89ab9731565d8a62e3b5d1ec206485eeb0b:

  Linux 6.19 (2026-02-08 13:03:27 -0800)

are available in the Git repository at:

  git://git.samba.org/ksmbd.git tags/v7.0-rc-part1-ksmbd-and-smbdirect-fixes

for you to fetch changes up to 8f7df60fe063b6b8f039af1042a4b99214347dd1:

  ksmbd: fix non-IPv6 build (2026-02-10 12:58:10 -0600)

----------------------------------------------------------------
32 ksmbd and smbdirect (RDMA) fixes
 - Fix tcp connection leak
 - Fix potential use after free when freeing multichannel
 - Fix locking problem in showing channel list
 - Locking improvement for tree connection
 - Fix infinite loop when signing errors
 - Add /proc interface for monitoring server state
 - Fixes to avoid mixing iWarp and InfiniBand/RoCEv1/RoCEv2 port
ranges used for smbdirect
 - Fixes for smbdirect credit handling problems,
these make the connections more reliable
----------------------------------------------------------------
Arnd Bergmann (1):
      ksmbd: fix non-IPv6 build

Bahubali B Gumaji (1):
      ksmbd: add procfs interface for runtime monitoring and statistics

Henrique Carvalho (1):
      smb: server: fix leak of active_num_conn in ksmbd_tcp_new_connection()

Namjae Jeon (4):
      ksmbd: fix infinite loop caused by next_smb2_rcv_hdr_off reset
in error paths
      ksmbd: add chann_lock to protect ksmbd_chann_list xarray
      ksmbd: fix missing chann_lock while iterating session channel list
      ksmbd: convert tree_conns_lock to rw_semaphore

Stefan Metzmacher (25):
      smb: smbdirect: introduce smbdirect_socket.recv_io.credits.available
      smb: smbdirect: introduce smbdirect_socket.send_io.bcredits.*
      smb: server: make use of smbdirect_socket.recv_io.credits.available
      smb: server: let recv_done() queue a refill when the peer is low
on credits
      smb: server: make use of smbdirect_socket.send_io.bcredits
      smb: server: fix last send credit problem causing disconnects
      smb: server: let send_done handle a completion without IB_SEND_SIGNALED
      smb: client: make use of smbdirect_socket.recv_io.credits.available
      smb: client: let recv_done() queue a refill when the peer is low
on credits
      smb: client: let smbd_post_send() make use of request->wr
      smb: client: remove pointless sc->recv_io.credits.count rollback
      smb: client: remove pointless sc->send_io.pending handling in
smbd_post_send_it
er()
      smb: client: port and use the wait_for_credits logic used by server
      smb: client: split out smbd_ib_post_send()
      smb: client: introduce and use smbd_{alloc, free}_send_io()
      smb: client: use smbdirect_send_batch processing
      smb: client: make use of smbdirect_socket.send_io.bcredits
      smb: client: fix last send credit problem causing disconnects
      smb: client: let smbd_post_send_negotiate_req() use smbd_post_send()
      smb: client: let send_done handle a completion without IB_SEND_SIGNALED
      RDMA/core: introduce rdma_restrict_node_type()
      smb: client: make use of rdma_restrict_node_type()
      smb: server: make use of rdma_restrict_node_type()
      smb: client: correct value for smbd_max_fragmented_recv_size
      smb: server: correct value for smb_direct_max_fragmented_recv_size

 drivers/infiniband/core/cma.c              |  30 ++
 drivers/infiniband/core/cma_priv.h         |   1 +
 fs/smb/client/smbdirect.c                  | 568 ++++++++++++++++++++++-------
 fs/smb/common/smbdirect/smbdirect_socket.h |  18 +
 fs/smb/server/Makefile                     |   1 +
 fs/smb/server/connection.c                 |  59 +++
 fs/smb/server/connection.h                 |   5 +-
 fs/smb/server/mgmt/tree_connect.c          |  36 +-
 fs/smb/server/mgmt/user_config.c           |   6 +-
 fs/smb/server/mgmt/user_config.h           |   2 +-
 fs/smb/server/mgmt/user_session.c          | 231 +++++++++++-
 fs/smb/server/mgmt/user_session.h          |   8 +-
 fs/smb/server/misc.h                       |  30 ++
 fs/smb/server/proc.c                       | 134 +++++++
 fs/smb/server/server.c                     |  15 +-
 fs/smb/server/smb2ops.c                    |   4 +
 fs/smb/server/smb2pdu.c                    |  23 +-
 fs/smb/server/smb_common.c                 |  24 ++
 fs/smb/server/smb_common.h                 |   2 +
 fs/smb/server/stats.h                      |  73 ++++
 fs/smb/server/transport_rdma.c             | 297 ++++++++++++---
 fs/smb/server/transport_tcp.c              |   3 +-
 fs/smb/server/vfs.c                        |   3 +
 fs/smb/server/vfs_cache.c                  |  94 +++++
 include/rdma/rdma_cm.h                     |  17 +
 25 files changed, 1483 insertions(+), 201 deletions(-)
 create mode 100644 fs/smb/server/proc.c
 create mode 100644 fs/smb/server/stats.h


-- 
Thanks,

Steve