Re: Fwd: Re: [PATCH net-next v2 1/2] hisilicon net: removes the once HANDEL_TX_MSG macro

[Kenneth Lee]

On Tue, Oct 13, 2015 at 04:18:23PM +0200, Arnd Bergmann wrote:
> Date: Tue, 13 Oct 2015 16:18:23 +0200
> From: Arnd Bergmann <arnd@xxxxxxxx>
> To: Kenneth Lee <Kenneth-Lee-2012@xxxxxxxxxxx>
> Cc: davem@xxxxxxxxxxxxx, joe@xxxxxxxxxxx, liguozhu@xxxxxxxxxxxxx,
>  Yisen.Zhuang@xxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, linuxarm@xxxxxxxxxx,
>  salil.mehta@xxxxxxxxxx, kenneth-lee-2012@xxxxxxxxxxx,
>  xuwei5@xxxxxxxxxxxxx, lisheng011@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx,
>  huangdaode <huangdaode@xxxxxxxxxxxxx>
> Subject: Re: Fwd: Re: [PATCH net-next v2 1/2] hisilicon net: removes the
>  once HANDEL_TX_MSG macro
> Message-ID: <6914069.XLdT9Eli48@wuerfel>
> 
> On Tuesday 13 October 2015 21:27:12 Kenneth Lee wrote:
> > 
> > Hi, Arnd,
> > 
> > Thank you for the comment. Yes, the io_base is a security problem, we
> > will fix it in coming patch soon.
> > 
> > But can we keep the sysfs? The interface from hnae is not used only by
> > ethernet driver but also by Open Data Plane driver. If we more it to
> > upper layers. Both drivers will have the same logic. 
> > 
> > So how about we just add documents to Documention/ABI?
> 
> Hi Kenneth,
> 
> In the end this is up to David Miller of course, but I'd say we are
> better off not introducing any ABIs for ODP prematurely.
> 
> We are talking about very generic statistics data, and you should
> already provide them for the ethernet driver using the standard
> interfaces.
> 
> I have not seen any discussion about adding an ODP subsystem for
> the Linux kernel, or what the API will be, but I think we should
> not export any interfaces from a particular device driver directly
> but always go through a common layer here and use an extensible
> interface that can be implemented by everyone.
> 
> The API has not been part of a release yet, so I'd say we should
> remove it for now. Once we have a net/odp/ directory, we can
> add a driver-independent implementation there and call it from
> the hisi driver.
> 
> 	Arnd

Hi, Arnd,

Agree. We will remove the interface for the time being. Thank you.

-- 
			-Kenneth Lee (Hisilicon)


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