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From: Johannes Berg <johannes@sipsolutions.net>
To: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Cc: "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
Subject: Re: [RFC PATCHv3 1/2] mac80211: Determine dynamic PS timeout based on ps-qos network latency
Date: Mon, 26 Apr 2010 14:30:59 +0200	[thread overview]
Message-ID: <1272285059.3619.31.camel@jlt3.sipsolutions.net> (raw)
In-Reply-To: <1272284587.6205.10424.camel@wimaxnb.nmp.nokia.com>

On Mon, 2010-04-26 at 15:23 +0300, Juuso Oikarinen wrote:

> Heh, I could in turn say that you think too little about power
> consumption :) This particular thing, dynamic ps timer, has a *huge*
> effect on the total power consumption just because it's so frequent.

Heh :)

> I'm basically open for any means to tell cfg80211 that it should
> sacrifice service quality in the name of saving as much power as it can
> (apart from shutting the thing down :). Can you give me a hint on what
> you would consider an acceptable way to do this?

Well personally I'm happy with this approach.

I just fear that at one point, somebody will tweak the algorithm, and
you will have deeply ingrained assumptions about where the cutoff points
are in your userland software, which will cause all kinds of grief.

johannes


  reply	other threads:[~2010-04-26 12:31 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-16  9:14 [RFC PATCHv3 0/2] mac80211: cfg80211: dynamic ps timeout based on pm-qos Juuso Oikarinen
2010-04-16  9:14 ` [RFC PATCHv3 1/2] mac80211: Determine dynamic PS timeout based on ps-qos network latency Juuso Oikarinen
2010-04-19 14:42   ` Johannes Berg
2010-04-20  5:08     ` Juuso Oikarinen
2010-04-22  8:45       ` Johannes Berg
2010-04-22  8:55         ` Juuso Oikarinen
2010-04-22  9:05           ` Johannes Berg
2010-04-22  9:07           ` Johannes Berg
2010-04-22  9:29             ` Juuso Oikarinen
2010-04-26 11:54               ` Johannes Berg
2010-04-26 12:04                 ` Juuso Oikarinen
2010-04-26 12:11                   ` Johannes Berg
2010-04-26 12:23                     ` Juuso Oikarinen
2010-04-26 12:30                       ` Johannes Berg [this message]
2010-04-27  4:27                         ` Juuso Oikarinen
2010-04-16  9:14 ` [RFC PATCHv3 2/2] cfg80211: Remove default dynamic PS timeout value Juuso Oikarinen
2010-04-19 14:43   ` Johannes Berg
2010-04-20  4:58     ` Juuso Oikarinen
2010-04-22  8:46       ` Johannes Berg

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