From: Felix Fietkau <nbd@openwrt.org>
To: Karl Beldan <karl.beldan@gmail.com>
Cc: Johannes Berg <johannes@sipsolutions.net>,
linux-wireless <linux-wireless@vger.kernel.org>,
Karl Beldan <karl.beldan@rivierawaves.com>
Subject: Re: [PATCH] mac80211: optimize minstrel_ewma
Date: Wed, 17 Apr 2013 16:31:53 +0200 [thread overview]
Message-ID: <516EB259.3010804@openwrt.org> (raw)
In-Reply-To: <1366199002-10177-1-git-send-email-karl.beldan@gmail.com>
On 2013-04-17 1:43 PM, Karl Beldan wrote:
> From: Karl Beldan <karl.beldan@rivierawaves.com>
>
> Use powers of two in ewma of minstrel.
> This changes :
> - EWMA_DIV from 100 to 2^7
> - EWMA_LEVEL from 75 (/EWMA_DIV=100) to 2^6 + 2^5 (/EWMA_DIV=128)
>
> Note that this changes EWMA_DIV - EWMA_LEVEL from 25 to 2^5 and keeps
> EWMA_LEVEL / EWMA_DIV == 0.75.
>
> Signed-off-by: Karl Beldan <karl.beldan@rivierawaves.com>
Acked-by: Felix Fietkau <nbd@openwrt.org>
prev parent reply other threads:[~2013-04-17 14:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-17 11:43 [PATCH] mac80211: optimize minstrel_ewma Karl Beldan
2013-04-17 14:31 ` Felix Fietkau [this message]
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