From: Johannes Berg <johannes@sipsolutions.net>
To: "Toke Høiland-Jørgensen" <toke@redhat.com>, "Kan Yan" <kyan@google.com>
Cc: linux-wireless@vger.kernel.org,
make-wifi-fast@lists.bufferbloat.net, nbd@nbd.name,
yiboz@codeaurora.org, john@phrozen.org, lorenzo@kernel.org,
rmanohar@codeaurora.org, kevinhayes@google.com
Subject: Re: [Make-wifi-fast] [PATCH v11 2/4] mac80211: Import airtime calculation code from mt76
Date: Fri, 22 Nov 2019 14:15:09 +0100 [thread overview]
Message-ID: <994e486e8e82c01e70150eacf59dedf61b80fc65.camel@sipsolutions.net> (raw)
In-Reply-To: <87imnc3vk9.fsf@toke.dk>
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
next prev parent reply other threads:[~2019-11-22 13:15 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-19 6:06 [Make-wifi-fast] [PATCH v11 0/4] Add Airtime Queue Limits (AQL) to mac80211 Kan Yan
2019-11-19 6:06 ` [Make-wifi-fast] [PATCH v11 1/4] mac80211: Add new sta_info getter by sta/vif addrs Kan Yan
2019-11-19 6:06 ` [Make-wifi-fast] [PATCH v11 2/4] mac80211: Import airtime calculation code from mt76 Kan Yan
2019-11-22 12:12 ` Johannes Berg
2019-11-22 12:56 ` Toke Høiland-Jørgensen
2019-11-22 13:00 ` Johannes Berg
2019-11-22 13:11 ` Toke Høiland-Jørgensen
2019-11-22 13:15 ` Johannes Berg [this message]
2019-11-22 14:41 ` Toke Høiland-Jørgensen
2019-11-22 12:27 ` Johannes Berg
2019-11-22 12:56 ` Toke Høiland-Jørgensen
2019-11-19 6:06 ` [Make-wifi-fast] [PATCH v11 3/4] mac80211: Implement Airtime-based Queue Limit (AQL) Kan Yan
2019-11-19 6:06 ` [Make-wifi-fast] [PATCH v11 4/4] mac80211: Use Airtime-based Queue Limits (AQL) on packet dequeue Kan Yan
2020-02-26 20:30 ` Felix Fietkau
2020-02-26 21:56 ` Toke Høiland-Jørgensen
2020-02-27 8:24 ` Kan Yan
2020-02-27 10:42 ` [Make-wifi-fast] " Felix Fietkau
2020-02-27 11:07 ` Toke Høiland-Jørgensen
2020-02-27 12:00 ` Felix Fietkau
2020-02-27 8:34 ` Felix Fietkau
2020-02-27 10:07 ` Toke Høiland-Jørgensen
2020-02-27 11:34 ` Felix Fietkau
2020-02-27 11:59 ` Toke Høiland-Jørgensen
2020-02-27 9:25 ` Justin Capella
2020-02-27 10:17 ` Toke Høiland-Jørgensen
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