From: "Toke Høiland-Jørgensen" <toke@toke.dk>
To: Rajkumar Manoharan <rmanohar@codeaurora.org>,
Jonathan Morton <chromatix99@gmail.com>
Cc: Kan Yan <kyan@google.com>,
make-wifi-fast@lists.bufferbloat.net,
linux-wireless-owner@vger.kernel.org,
linux-wireless@vger.kernel.org, Felix Fietkau <nbd@nbd.name>
Subject: Re: [Make-wifi-fast] [PATCH RFC v4 3/4] mac80211: Add airtime accounting and scheduling to TXQs
Date: Fri, 28 Sep 2018 13:02:55 +0200 [thread overview]
Message-ID: <4929C006-3452-4C17-9500-8D7485EB538E@toke.dk> (raw)
In-Reply-To: <586459da6ec36edc2284df8533915d62@codeaurora.org>
On 28 September 2018 12:47:51 CEST, Rajkumar Manoharan <rmanohar@codeaurora.org> wrote:
>On 2018-09-28 03:35, Jonathan Morton wrote:
>>> On 28 Sep, 2018, at 1:19 pm, Rajkumar Manoharan
>>> <rmanohar@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.
Great! I'll fold in the rest, test it with ath9k and submit as a proper patch :)
-Toke
next prev parent reply other threads:[~2018-09-28 11:02 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-16 17:42 [Make-wifi-fast] [PATCH RFC v4 0/4] Move TXQ scheduling into mac80211 Toke Høiland-Jørgensen
2018-09-16 17:42 ` [Make-wifi-fast] [PATCH RFC v4 1/4] mac80211: Add TXQ scheduling API Toke Høiland-Jørgensen
2018-09-18 0:57 ` Rajkumar Manoharan
2018-09-18 10:29 ` Toke Høiland-Jørgensen
2018-09-18 18:51 ` Rajkumar Manoharan
2018-09-18 20:41 ` Toke Høiland-Jørgensen
2018-09-18 21:30 ` Rajkumar Manoharan
2018-09-19 9:09 ` Toke Høiland-Jørgensen
2018-09-19 14:43 ` Kalle Valo
2018-09-19 14:50 ` Toke Høiland-Jørgensen
2018-09-19 16:54 ` Rajkumar Manoharan
2018-09-16 17:42 ` [Make-wifi-fast] [PATCH RFC v4 2/4] cfg80211: Add airtime statistics and settings Toke Høiland-Jørgensen
2018-09-16 17:42 ` [Make-wifi-fast] [PATCH RFC v4 4/4] ath9k: Switch to mac80211 TXQ scheduling and airtime APIs Toke Høiland-Jørgensen
2018-09-16 17:42 ` [Make-wifi-fast] [PATCH RFC v4 3/4] mac80211: Add airtime accounting and scheduling to TXQs Toke Høiland-Jørgensen
2018-09-26 7:09 ` Rajkumar Manoharan
2018-09-26 9:22 ` Toke Høiland-Jørgensen
2018-09-27 0:09 ` Rajkumar Manoharan
2018-09-28 5:29 ` Rajkumar Manoharan
2018-09-28 7:51 ` Toke Høiland-Jørgensen
2018-09-28 9:27 ` Rajkumar Manoharan
2018-09-28 9:44 ` Rajkumar Manoharan
2018-09-28 9:58 ` Toke Høiland-Jørgensen
2018-09-28 10:19 ` Rajkumar Manoharan
2018-09-28 10:35 ` Jonathan Morton
2018-09-28 10:47 ` Rajkumar Manoharan
2018-09-28 11:02 ` Toke Høiland-Jørgensen [this message]
2018-09-28 19:51 ` Rajkumar Manoharan
2018-10-02 6:58 ` Rajkumar Manoharan
2018-10-02 7:41 ` Rajkumar Manoharan
2018-10-02 8:22 ` Toke Høiland-Jørgensen
2018-10-02 16:33 ` Rajkumar Manoharan
2018-10-02 19:00 ` Toke Høiland-Jørgensen
2018-10-02 23:07 ` Rajkumar Manoharan
2018-10-03 5:53 ` Rajkumar Manoharan
2018-10-03 6:27 ` Rajkumar Manoharan
2018-10-03 8:41 ` Toke Høiland-Jørgensen
2018-09-20 21:29 ` [Make-wifi-fast] [PATCH RFC v4 0/4] Move TXQ scheduling into mac80211 Rajkumar Manoharan
2018-09-21 12:41 ` Toke Høiland-Jørgensen
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