netdev - Re: [PATCH V7 0/8] ethtool per queue parameters support

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Date:	Fri, 19 Feb 2016 22:54:52 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	kan.liang@...el.com
Cc:	netdev@...r.kernel.org, bwh@...nel.org, ben@...adent.org.uk,
	andi@...stfloor.org, jesse.brandeburg@...el.com,
	shannon.nelson@...el.com, f.fainelli@...il.com,
	alexander.duyck@...il.com, jeffrey.t.kirsher@...el.com,
	carolyn.wyborny@...el.com, donald.c.skidmore@...el.com,
	mitch.a.williams@...el.com, ogerlitz@...lanox.com,
	edumazet@...gle.com, jiri@...lanox.com, sfeldma@...il.com,
	gospo@...ulusnetworks.com, sasha.levin@...cle.com,
	dsahern@...il.com, tj@...nel.org, cascardo@...hat.com,
	corbet@....net, decot@...glers.com
Subject: Re: [PATCH V7 0/8] ethtool per queue parameters support

From: Kan Liang <kan.liang@...el.com>
Date: Fri, 19 Feb 2016 09:23:58 -0500

> Modern network interface controllers usually support multiple receive
> and transmit queues. Each queue may have its own parameters. For
> example, Intel XL710/X710 hardware supports per queue interrupt
> moderation. However, current ethtool does not support per queue
> parameters option. User has to set parameters for the whole NIC.
> This series extends ethtool to support per queue parameters option.
> 
> Since the support of per queue parameters vary with different cards,
> it is impossible to address all cards in one patch. This series only
> supports per queue coalesce options on i40e driver. The framework used
> in the patch can be easily extended to other cards and parameters.
> 
> The lib bitmap needs to be extended to facilitate exchanging queue bitmaps
> between user space and kernel space. Two patches from David's latest V8
> patch series are also cited in this series. You may refer to
> https://lkml.org/lkml/2016/2/9/919 for more details.
 ...

Series applied, thanks.