[Make-wifi-fast] [PATCH 1/2] mac80211: Implement Airtime-based Queue Limit (AQL)
dave.taht at gmail.com
Mon Oct 7 15:32:39 EDT 2019
On Mon, Oct 7, 2019 at 12:23 PM Johannes Berg <johannes at sipsolutions.net> wrote:
> On Sun, 2019-10-06 at 19:40 +0200, Toke Høiland-Jørgensen wrote:
> > > That's a good point. I haven't thought about real simultaneous dual
> > > band chipset and such chipset do exists now. Is RSDB support coming to
> > > mac80211 soon? Just curious if it will be just virtual interfaces or
> > > something else. I chose "local" instead of "sdata" thinking about the
> > > case of several virtual interfaces (AP, STA, MESH) operates in the
> > > same channel, then the interface total could be a better choice.
> > >
> > > I am ok with moving the "aql_total_pending_airtime" into sdata, but
> > > afraid that's not the most optimal choice for the case of multiple
> > > virtual interfaces operates in the same channel.
> > > Maybe we could leave it in "local" for now. What do you think?
> > I'd lean towards keeping it in 'local' for consistency with all the
> > other airtime stuff. For now, I think having multiple SSIDs on the same
> > radio is more common than the reverse (multiple bands on a single
> > radio).
> > In particular, the per-group airtime fairness stuff is definitely
> > designed on the assumption that all BSSes share the same band.
> s/band/channel/, presumably.
> > So if and when we start supporting true multi-band devices we'll have to
> > change these things anyway. So might as well keep everything together so
> > it all gets fixed :)
> I guess I'm OK with that, but I'm pretty sure this will come up sooner
> rather than later ...
> What else is there though?
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