Re: [PATCH v2 net-next 16/19] ionic: Add driver stats

[Shannon Nelson <snelson@pensando.io>]

On 6/29/19 11:53 AM, Jakub Kicinski wrote:
> On Fri, 28 Jun 2019 14:39:31 -0700, Shannon Nelson wrote:
>> Add in the detailed statistics for ethtool -S that the driver
>> keeps as it processes packets.  Display of the additional
>> debug statistics can be enabled through the ethtool priv-flags
>> feature.
>>
>> Signed-off-by: Shannon Nelson <snelson@pensando.io>
>
>> +static void ionic_get_strings(struct net_device *netdev,
>> +			      u32 sset, u8 *buf)
>> +{
>> +	struct lif *lif = netdev_priv(netdev);
>> +
>> +	switch (sset) {
>> +	case ETH_SS_STATS:
>> +		ionic_get_stats_strings(lif, buf);
>> +		break;
>> +	case ETH_SS_PRIV_FLAGS:
>> +		memcpy(buf, ionic_priv_flags_strings,
>> +		       PRIV_FLAGS_COUNT * ETH_GSTRING_LEN);
>> +		break;
>> +	case ETH_SS_TEST:
>> +		// IONIC_TODO
>> +	default:
>> +		netdev_err(netdev, "Invalid sset %d\n", sset);
> Not really an error, as long as sset_count() returns a 0 nothing will
> happen.  Also you can drop the SS_TEST if you don't report it.

Sure.

>> +
>> +#endif // _IONIC_STATS_H_
> Perhaps worth grepping the driver for C++ style comments?

Those nasty little things sneak in there when you're not looking, and 
you try to get rid of them all, and there always seems to be one more 
:-).  Yes, I'll look again.

sln