[Make-wifi-fast] [PATCH RFC v4 3/4] mac80211: Add airtime accounting and scheduling to TXQs

Rajkumar Manoharan rmanohar at codeaurora.org
Fri Sep 28 06:47:51 EDT 2018

On 2018-09-28 03:35, Jonathan Morton wrote:
>> On 28 Sep, 2018, at 1:19 pm, Rajkumar Manoharan 
>> <rmanohar at codeaurora.org> wrote:
>>> This is going to break fairness; we only want to increase deficits 
>>> when
>>> all stations' deficits are negative. Hence the two loops. Did you see
>>> any problems with those specifically?
>> No. I didn't see any issue but the loop won't exit until one txq 
>> becomes positive.
>> Till then the lock won't be released. Hence I converged into single 
>> iteration.
> The problem is that the fairness behaviour is changed when there are
> already positive txqs, but the first one happens to not be positive.
> That's why there were two loops.
Yeah.. Understood. we can ignore the cleanup change.


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