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From: "Toke Høiland-Jørgensen" <toke@redhat.com>
To: Yibo Zhao <yiboz@codeaurora.org>,
	Johannes Berg <johannes@sipsolutions.net>
Cc: ath10k@lists.infradead.org, linux-wireless@vger.kernel.org,
	linux-wireless-owner@vger.kernel.org
Subject: Re: [PATCH 3/4] mac80211: fix low throughput in push pull mode
Date: Tue, 17 Sep 2019 23:12:51 +0200	[thread overview]
Message-ID: <87lfumiq3w.fsf@toke.dk> (raw)
In-Reply-To: <8e4cd872d082c6bce598c87411a2125f@codeaurora.org>

Yibo Zhao <yiboz@codeaurora.org> writes:

> On 2019-09-16 23:27, Johannes Berg wrote:
>> Without really looking at the code -
>> 
>>> If station is ineligible for transmission in 
>>> ieee80211_txq_may_transmit(),
>>> no packet will be delivered to FW. During the tests in push-pull mode 
>>> with
>>> many clients, after several seconds, not a single station is an 
>>> eligible
>>> candidate for transmission since global time is smaller than all the
>>> station's virtual airtime. As a consequence, the Tx has been blocked 
>>> and
>>> throughput is quite low.
>> 
>> You should rewrite this to be, erm, a bit more understandable in
>> mac80211 context. I assume you're speaking (mostly?) about ath10k, but 
>> I
>> have very little context there. "push pull mode"? "firmware"? These
>> things are not something mac80211 knows about.
> Hi Johannes,
>
> Thanks for your kindly reminder. Will rewrite the commit log.
>
>> 
>>> Co-developed-by: Yibo Zhao <yiboz@codeaurora.org>
>> 
>> That also seems wrong, should be Toke I guess, unless you intended for 
>> a
>> From: Toke to be present?
> Do you mean it should be something like:
>
> Co-developed-by: Toke Høiland-Jørgensen <toke@toke.dk>
> Signed-off-by: Yibo Zhao <yiboz@codeaurora.org>
> Signed-off-by: Toke Høiland-Jørgensen <toke@toke.dk>
>
> Am I understanding right?

I think the right thing here, as with the previous patch, is to just
drop my sign-off; you're writing this patch, and I'll add ack/reviews as
appropriate. And in that case, well, no need to have co-developed-by
yourself when your name is on the patch as author :)

-Toke


  parent reply	other threads:[~2019-09-17 21:12 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-16 13:09 [PATCH 1/4] mac80211: Switch to a virtual time-based airtime scheduler Yibo Zhao
2019-09-16 13:09 ` [PATCH 2/4] mac80211: defer txqs removal from rbtree Yibo Zhao
2019-09-17 21:10   ` Toke Høiland-Jørgensen
2019-09-18 10:27     ` Yibo Zhao
2019-09-18 11:23       ` Toke Høiland-Jørgensen
2019-09-19  9:56         ` Yibo Zhao
2019-09-19 10:37           ` Toke Høiland-Jørgensen
2019-09-20  8:29             ` Yibo Zhao
2019-09-20  9:15               ` Toke Høiland-Jørgensen
2019-09-21 10:49                 ` Yibo Zhao
2019-09-21 11:27                   ` Toke Høiland-Jørgensen
2019-09-21 11:53                     ` Yibo Zhao
2019-09-21 12:22                     ` Yibo Zhao
2019-09-21 13:02                       ` Toke Høiland-Jørgensen
2019-09-21 13:24                         ` Yibo Zhao
2019-09-21 14:00                           ` Toke Høiland-Jørgensen
2019-09-22  5:19                             ` Yibo Zhao
2019-09-23 10:47                               ` Toke Høiland-Jørgensen
2019-09-23 11:42                                 ` Kalle Valo
2019-09-23 16:39                                   ` Toke Høiland-Jørgensen
2019-09-24  5:27                                     ` Kalle Valo
2019-09-24  7:23                                       ` Toke Høiland-Jørgensen
2019-09-24  2:45                                 ` Yibo Zhao
2019-09-24  7:26                                   ` Toke Høiland-Jørgensen
2019-09-24  8:31                                     ` Yibo Zhao
2019-09-24  8:44                                       ` Toke Høiland-Jørgensen
2019-09-16 13:09 ` [PATCH 3/4] mac80211: fix low throughput in push pull mode Yibo Zhao
2019-09-16 15:27   ` Johannes Berg
2019-09-17  6:36     ` Yibo Zhao
2019-09-17  6:55       ` Johannes Berg
2019-09-17 21:12       ` Toke Høiland-Jørgensen [this message]
2019-09-18 10:02         ` Yibo Zhao
2019-09-18 10:16           ` Toke Høiland-Jørgensen
2019-09-18 10:18             ` Yibo Zhao
2019-09-16 13:09 ` [PATCH 4/4] mac80211: Sync airtime weight sum with per AC synced sta airtime weight together Yibo Zhao
2019-09-17 21:24   ` Toke Høiland-Jørgensen
2019-09-18 10:16     ` Yibo Zhao
2019-09-16 14:51 ` [PATCH 1/4] mac80211: Switch to a virtual time-based airtime scheduler Toke Høiland-Jørgensen
2019-09-17 21:31 ` Toke Høiland-Jørgensen
2019-09-20  8:37   ` Yibo Zhao

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