Re: [PATCH 5.15.y] Revert "net/mlx5: Accept devlink user input after driver initialization complete"

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On Thu, Apr 07, 2022 at 02:16:42PM -0600, dann frazier wrote:
> This reverts commit 9cc25e8529d567e08da98d11f092b21449763144.
> 
> This patch was shown to introduce a regression:
> 
>   # 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
> 
> Note: Instead of reverting, we could instead also backport commit cf530217408e
> ("devlink: Notify users when objects are accessible"). However, that makes
> changes to core devlink code that I'm not sure are suitable for a stable
> backport.
> 
> Signed-off-by: dann frazier <dann.frazier@xxxxxxxxxxxxx>

Now queued up, thanks.

greg k-h



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