Re: [ath9k-devel] [PATCH RFC] ath9k: collect statistics about Rx-Dup and Rx-STBC packets

[Ben Greear <greearb@candelatech.com>]

On 04/28/2013 05:51 AM, Felix Fietkau wrote:
> On 2013-04-27 5:25 PM, Oleksij Rempel wrote:
>> Collect statistics about recived duplicate and STBC packets.
>> This information should help see if STBC is actually working.
>>
>> Tested on ar9285;
>>
>> Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
> I thought about this patch some more, and I'm wondering what's the point
> in doing this? These statistics are going to be completely useless for
> most people and they'll waste some memory/cpu cycles, especially on
> small-cache devices. I think it's much more useful to simply pass the
> information to mac80211 via rx flags and get them added to the radiotap
> header.
> I'd like to keep the number of 'poor man's debug hacks' in the driver to
> a minimum, and there are some other things that I think should be
> removed: rx_frags and rx_beacons in struct ath_rx_stats, the tx/rx MAC
> sampling hack, and pretty much anything else that can be just as easily
> accessed from mac80211 through regular interfaces.

Does that mean we can just put the stats in mac80211, or do we have
to be running a sniffer to gather the stats?

Thanks,
Ben

>
> - Felix
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-- 
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com