netdev - Re: [PATCH ethtool 2/2] ethtool: Add support for control of RX flow hash indirection

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Message-ID: <4C2D944C.80604@garzik.org>
Date:	Fri, 02 Jul 2010 03:25:00 -0400
From:	Jeff Garzik <jeff@...zik.org>
To:	Ben Hutchings <bhutchings@...arflare.com>
CC:	Jeff Garzik <jgarzik@...hat.com>, netdev@...r.kernel.org,
	linux-net-drivers@...arflare.com
Subject: Re: [PATCH ethtool 2/2] ethtool: Add support for control of RX flow
 hash indirection

On 06/30/2010 11:13 AM, Ben Hutchings wrote:
> Many NICs use an indirection table to map an RX flow hash value to one
> of an arbitrary number of queues (not necessarily a power of 2).  It
> can be useful to remove some queues from this indirection table so
> that they are only used for flows that are specifically filtered
> there.  It may also be useful to weight the mapping to account for
> user processes with the same CPU-affinity as the RX interrupts.
>
> Signed-off-by: Ben Hutchings<bhutchings@...arflare.com>

applied 1-2, after making requested printf correction


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