linux-kernel - RE: [RFC V3 PATCH 03/26] net/netpolicy: get device queue irq information

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Date:   Tue, 13 Sep 2016 13:22:50 +0000
From:   "Liang, Kan" <kan.liang@...el.com>
To:     Alexander Duyck <alexander.duyck@...il.com>
CC:     Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>,
        "mingo@...hat.com" <mingo@...hat.com>,
        "peterz@...radead.org" <peterz@...radead.org>,
        "kuznet@....inr.ac.ru" <kuznet@....inr.ac.ru>,
        "jmorris@...ei.org" <jmorris@...ei.org>,
        "yoshfuji@...ux-ipv6.org" <yoshfuji@...ux-ipv6.org>,
        "kaber@...sh.net" <kaber@...sh.net>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
        "keescook@...omium.org" <keescook@...omium.org>,
        "viro@...iv.linux.org.uk" <viro@...iv.linux.org.uk>,
        "gorcunov@...nvz.org" <gorcunov@...nvz.org>,
        "john.stultz@...aro.org" <john.stultz@...aro.org>,
        "aduyck@...antis.com" <aduyck@...antis.com>,
        "decot@...glers.com" <decot@...glers.com>,
        "daniel@...earbox.net" <daniel@...earbox.net>,
        "tom@...bertland.com" <tom@...bertland.com>,
        "rdunlap@...radead.org" <rdunlap@...radead.org>,
        "hannes@...essinduktion.org" <hannes@...essinduktion.org>,
        "stephen@...workplumber.org" <stephen@...workplumber.org>,
        "alexei.starovoitov@...il.com" <alexei.starovoitov@...il.com>,
        "Brandeburg, Jesse" <jesse.brandeburg@...el.com>,
        "andi@...stfloor.org" <andi@...stfloor.org>
Subject: RE: [RFC V3 PATCH 03/26] net/netpolicy: get device queue irq
 information



> On Tue, Sep 13, 2016 at 5:23 AM, Liang, Kan <kan.liang@...el.com> wrote:
> >>
> >> Hello.
> >>
> >> On 09/12/2016 05:55 PM, kan.liang@...el.com wrote:
> >>
> >> > From: Kan Liang <kan.liang@...el.com>
> >> >
> >> > Net policy needs to know device information. Currently, it's enough
> >> > to only get irq information of rx and tx queues.
> >> >
> >> > This patch introduces ndo ops to do so, not ethtool ops.
> >> > Because there are already several ways to get irq information in
> >> > userspace. It's not necessory to extend the ethtool.
> >>
> >>     Necessary.
> >
> > OK. I will extend the ethtool in next version.
> >
> > Thanks,
> > Kan
> 
> Kan, I don't think Sergei was saying you have to extend the ethtool.
> Your spelling of necessary was incorrect in your patch description.
> 
> Sergei, please feel free to tell me I am wrong if my assumption on that is
> incorrect.
> 
> - Alex

Oh, I see. Thanks Alex. :)

Kan