linux-kernel - Re: [PATCH 3/3] nl80211/mac80211: Report signal average

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Date:	Tue, 07 Dec 2010 20:17:39 +0100
From:	Johannes Berg <johannes@...solutions.net>
To:	"John W. Linville" <linville@...driver.com>
Cc:	Bruno Randolf <br1@...fach.org>, randy.dunlap@...cle.com,
	br1@...nktube.com, peterz@...radead.org, blp@...stanford.edu,
	linux-wireless@...r.kernel.org, linux-kernel@...r.kernel.org,
	Lars_Ericsson@...ia.com, j@...fi, stefanr@...6.in-berlin.de,
	kosaki.motohiro@...fujitsu.com, akpm@...ux-foundation.org,
	kevin.granade@...il.com
Subject: Re: [PATCH 3/3] nl80211/mac80211: Report signal average

On Tue, 2010-12-07 at 14:06 -0500, John W. Linville wrote:
> On Thu, Dec 02, 2010 at 07:12:43PM +0900, Bruno Randolf wrote:
> > Extend nl80211 to report an exponential weighted moving average (EWMA) of the
> > signal value. Since the signal value usually fluctuates between different
> > packets, an average can be more useful than the value of the last packet.
> > 
> > This uses the recently added generic EWMA library function.
> > 
> > --
> > v2:	fix ABI breakage and change factor to be a power of 2.
> > 
> > Signed-off-by: Bruno Randolf <br1@...fach.org>
> 
> Jouni and Johannes, are you satisfied with this version?

Yeah, I think with the v2 of the lib improvement it should be fine.

johannes

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