netdev - Re: ixgbe: [RFC] [PATCH] Fix return of invalid txq

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Message-Id: <20100212.115552.166740353.davem@davemloft.net>
Date:	Fri, 12 Feb 2010 11:55:52 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	peter.p.waskiewicz.jr@...el.com
Cc:	krkumar2@...ibm.com, netdev@...r.kernel.org,
	jeffrey.t.kirsher@...el.com
Subject: Re: ixgbe: [RFC] [PATCH] Fix return of invalid txq

From: "Waskiewicz Jr, Peter P" <peter.p.waskiewicz.jr@...el.com>
Date: Sat, 16 Jan 2010 02:53:15 -0800

> Either way works though.  I still think the table is the better way
> to go, because of the determinism for any system and NIC
> configuration/layout.  The overhead of configuring the table is
> taken during open(), so it's not in the hotpath at all.

How many minus operations can your cpu perform in the same amount
of time it takes to access memory? :-)
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