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Date:   Mon, 3 Aug 2020 15:33:39 +0100
From:   Edward Cree <>
To:     Jakub Kicinski <>
CC:     <>, <>,
Subject: Re: [PATCH v2 net-next 03/11] sfc_ef100: read Design Parameters at
 probe time

On 31/07/2020 21:18, Jakub Kicinski wrote:
> On Fri, 31 Jul 2020 13:58:35 +0100 Edward Cree wrote:
>> +	default:
>> +		/* Host interface says "Drivers should ignore design parameters
>> +		 * that they do not recognise."
>> +		 */
>> +		netif_info(efx, probe, efx->net_dev,
>> +			   "Ignoring unrecognised design parameter %u\n",
>> +			   reader->type);
> Is this really important enough to spam the logs with?
Well, it implies your NIC (FPGA image) is newer than your driver,
 and saying things the driver doesn't understand; I feel like that
 should be recorded somewhere.
Maybe this should be a netif_dbg() instead?  (Or is this a subtle
 way of telling me "you should implement devlink health"?)
> Should you warn if the TLV stream ends half-way through an entry?
Fair point, yes we should.


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