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From: Andrew Morton <akpm@linux-foundation.org>
To: Bruno Randolf <br1@einfach.org>
Cc: randy.dunlap@oracle.com, peterz@infradead.org,
	blp@cs.stanford.edu, linux-kernel@vger.kernel.org,
	Lars_Ericsson@telia.com, kosaki.motohiro@jp.fujitsu.com,
	kevin.granade@gmail.com
Subject: Re: [PATCH v6] Add generic exponentially weighted moving average (EWMA) function
Date: Wed, 10 Nov 2010 19:53:29 -0800	[thread overview]
Message-ID: <20101110195329.d456e29b.akpm@linux-foundation.org> (raw)
In-Reply-To: <20101111034756.15014.2156.stgit@localhost6.localdomain6>

On Thu, 11 Nov 2010 12:47:56 +0900 Bruno Randolf <br1@einfach.org> wrote:

> This adds generic functions for calculating Exponentially Weighted Moving
> Averages (EWMA). This implementation makes use of a structure which keeps the
> EWMA parameters and a scaled up internal representation to reduce rounding
> errors.
> 
> The original idea for this implementation came from the rt2x00 driver
> (rt2x00link.c). I would like to use it in several places in the mac80211 and
> ath5k code and I hope it can be useful in many other places in the kernel code.
> 
> Signed-off-by: Bruno Randolf <br1@einfach.org>
> Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
> 
> --
> 
> Excuse me, but can I expect this to be merged anytime soon? Where do I check if
> it got merged? I'm resending the patch in case it got lost.

Yes, sorry, this is buried in my exponentially increasing backlog. 
It's going to take me a while to catch up again.

Unless I just merge stuff without looking at it.  hm, I wonder if that
would make any difference??

> +/**
> + * DOC: Exponentially Weighted Moving Average (EWMA)
> + *
> + * These are generic functions for calculating Exponentially Weighted Moving
> + * Averages (EWMA). We keep a structure with the EWMA parameters and a scaled
> + * up internal representation of the average value to prevent rounding errors.
> + * The factor for scaling up and the exponential weight (or decay rate) have to
> + * be specified thru the init fuction. The structure should not be accessed
> + * directly but only thru the helper functions.
> + */

<reads Documentation/kernel-doc-nano-HOWTO.txt>

Well, I never knew about "DOC:".

  reply	other threads:[~2010-11-11  3:56 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-11  3:47 [PATCH v6] Add generic exponentially weighted moving average (EWMA) function Bruno Randolf
2010-11-11  3:53 ` Andrew Morton [this message]
2010-11-11  3:59   ` Bruno Randolf
2010-11-11  4:02 ` Andrew Morton
2010-11-11  5:21   ` Bruno Randolf
2010-11-11 18:17     ` Stefan Richter
2010-11-12  1:44       ` Bruno Randolf
2010-11-14  5:07         ` KOSAKI Motohiro
2010-11-14  8:51           ` Stefan Richter
2010-11-15  2:10             ` Bruno Randolf
2010-11-15  7:38               ` Stefan Richter
2010-11-15  7:50                 ` Bruno Randolf
2010-11-15  8:46                   ` Peter Zijlstra
  -- strict thread matches above, loose matches on Subject: below --
2010-10-22  1:51 Bruno Randolf

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