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** Changed in: linux (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1967754

Title:
  ubuntu 22.04 jammy, mlx5, can't change flow steering mode

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  
  on kernel 5.15.0-23-generic devlink cannot show/change flow steering mode

  [test case]

  # devlink dev param show  pci/0000:24:00.0 name flow_steering_mode
  pci/0000:24:00.0:
    name flow_steering_mode type driver-specific
      values: 
           
  (flow steering mode description is missing beneath values)

  
  # devlink  dev param set pci/0000:24:00.0 name flow_steering_mode value smfs 
cmode runtime
  Segmentation fault (core dumped)

  and also with upstream iproute
  # ./iproute2/devlink/devlink  dev param set pci/0000:24:00.0 name 
flow_steering_mode value smfs cmode runtime
  Configuration mode not supported

  this issue is a degradation introduced by commit from jammy tree
  76385c47db37 ("net/mlx5: Accept devlink user input after driver 
initialization complete")
  issue do not repro on v5.15.0 or when the above commit is reverted.

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