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From: Johannes Berg <johannes@sipsolutions.net>
To: Felix Fietkau <nbd@nbd.name>, linux-wireless@vger.kernel.org
Subject: Re: [PATCH 2/2] mac80211: minstrel_ht: replace rate stats ewma with a better moving average
Date: Tue, 01 Oct 2019 13:11:32 +0200	[thread overview]
Message-ID: <5bb044d9ade19dd4e15533ba5a042605be01d477.camel@sipsolutions.net> (raw)
In-Reply-To: <8017042b74a05df72a7ebfb5ec21fc7cc088ed4e.camel@sipsolutions.net>

On Tue, 2019-10-01 at 13:06 +0200, Johannes Berg wrote:
> On Tue, 2019-10-01 at 12:52 +0200, Felix Fietkau wrote:
> > Might be useful, yes. The main issue here is that the period / window
> > size has to be hardcoded through the coefficient values, unless we find
> > a way to do floating point math, including exp() and cos() at compile
> > time, including conversion to fixed point.
> 
> Works fine for me?
> 
[snip]

I guess really the question is - how do we ensure that happened and fail
if it didn't?

johannes


  reply	other threads:[~2019-10-01 11:11 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-29 15:46 [PATCH 1/2] mac80211: minstrel: remove divisions in tx status path Felix Fietkau
2019-09-29 15:46 ` [PATCH 2/2] mac80211: minstrel_ht: replace rate stats ewma with a better moving average Felix Fietkau
2019-09-29 18:42   ` Toke Høiland-Jørgensen
2019-09-29 19:18     ` Felix Fietkau
2019-09-29 19:46       ` Toke Høiland-Jørgensen
2019-10-01 10:17   ` Johannes Berg
2019-10-01 10:52     ` Felix Fietkau
2019-10-01 11:06       ` Johannes Berg
2019-10-01 11:11         ` Johannes Berg [this message]
2019-10-08  9:18   ` Koen Vandeputte

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