[PATCH v1 0/8] sysfs files for multipath transport control

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Hi Anna,

This patchset builds ontop v2 of your 'sysfs files for changing IP' changeset.

- The patchset adds two more sysfs objects, for one for transport and another
  for multipath.
- Also, `net` renamed to `client`, and `client` now has symlink to its principal
  transport. A client also has a symlink to its `multipath` object.
- The transport interface lets you change `dstaddr` of individual transports,
  when `nconnect` is used (or if it wasn't used and these were added with the
  new interface).
- The interface to add a transport is using a single string written to 'add',
  for example:

       echo 'dstaddr 192.168.40.8 kind rdma' \
               > /sys/kernel/sunrpc/client/0/multipath/add

These changes are independent of the method used to obtain a sunrpc ID for a
mountpoint. For that I've sent a concept patch showing an fspick-based
implementation: https://marc.info/?l=linux-nfs&m=161332454821849&w=4

Thanks

Dan Aloni (8):
  sunrpc: rename 'net' to 'client'
  sunrpc: add xprt id
  sunrpc: add a directory per sunrpc xprt
  sunrpc: have client directory a symlink to the root transport
  sunrpc: add IDs to multipath
  sunrpc: add multipath directory and symlink from client
  sunrpc: change rpc_clnt_add_xprt() to rpc_add_xprt()
  sunrpc: introduce an 'add' node to 'multipath' sysfs directory

 fs/nfs/pnfs_nfs.c                    |  12 +-
 include/linux/sunrpc/clnt.h          |  12 +-
 include/linux/sunrpc/xprt.h          |   3 +
 include/linux/sunrpc/xprtmultipath.h |   6 +
 net/sunrpc/clnt.c                    |  39 +--
 net/sunrpc/sunrpc_syms.c             |   2 +
 net/sunrpc/sysfs.c                   | 403 +++++++++++++++++++++++----
 net/sunrpc/sysfs.h                   |  21 +-
 net/sunrpc/xprt.c                    |  29 ++
 net/sunrpc/xprtmultipath.c           |  37 +++
 10 files changed, 487 insertions(+), 77 deletions(-)

-- 
2.26.2




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