netdev - Re: [PATCH net-next] net: sched: pie: avoid slow division in drop probability decay

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Message-Id: <20190228.103559.1064927758602258691.davem@davemloft.net>
Date:   Thu, 28 Feb 2019 10:35:59 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     lesliemonis@...il.com
Cc:     netdev@...r.kernel.org, tahiliani@...k.edu.in, dave.taht@...il.com
Subject: Re: [PATCH net-next] net: sched: pie: avoid slow division in drop
 probability decay

From: Leslie Monis <lesliemonis@...il.com>
Date: Thu, 28 Feb 2019 18:06:54 +0530

> As per RFC 8033, it is sufficient for the drop probability
> decay factor to have a value of (1 - 1/64) instead of 98%.
> This avoids the need to do slow division.
> 
> Suggested-by: David Laight <David.Laight@...lab.com>
> Signed-off-by: Leslie Monis <lesliemonis@...il.com>

Applied.