Re: [PATCH v4 net-next 1/8] sfc: add devlink support for ef100

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On Wed, 1 Feb 2023 10:07:33 +0100 Jiri Pirko wrote:
> >This is due to the recommended/required devlink lock/unlock during 
> >driver initialization/removal.
> >
> >I think it is better to keep the lock/unlock inside the specific driver 
> >devlink code, and the functions naming reflects a time window when 
> >devlink related/dependent processing is being done.
> >
> >I'm not against changing this, maybe adding the lock/unlock suffix would 
> >be preferable?:
> >
> >int efx_probe_devlink_and_lock(struct efx_nic *efx);
> >void efx_probe_devlink_unlock(struct efx_nic *efx);
> >void efx_fini_devlink_lock(struct efx_nic *efx);
> >void efx_fini_devlink_and_unlock(struct efx_nic *efx);  
> 
> Sounds better. Thanks!

FWIW I'd just take the devl lock in the main driver code.
devlink should be viewed as a layer between bus and driver rather 
than as another subsystem the driver registers with. Otherwise reloads
and port creation get awkward.

But the above sounds okay, too.



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