[Make-wifi-fast] [PATCH v11 2/4] mac80211: Import airtime calculation code from mt76

[Johannes Berg]

On Fri, 2019-11-22 at 14:11 +0100, Toke Høiland-Jørgensen wrote:
> 
> as in bitrate = 1/airtime? Dunno, maybe? How important is precision to
> the bitrate calculations?

Not *that* important, it's just sort of advisory for userspace.

Though I think there's at least one place in mac80211 related to
radiotap that actually does use it for airtime calculation, which should
probably be changed to the new code now ...

> > Or maybe we should keep both and use them as a sanity check for each
> > other :P
> 
> Hmm, yeah, it should be possible to write a selftest to iterate through
> all rates and compare the output of each calculation, shouldn't it?
> Where would be a good place to put that?

No idea ... make a new kselftest thing for wireless?

johannes