[dpdk-dev] BUG - KNI broken in 4.2 kernel

[Jay Rolette]

On Thu, Aug 27, 2015 at 10:23 AM, Zhang, Helin <helin.zhang at intel.com>
wrote:
>
>
> > -----Original Message-----
> > From: Stephen Hemminger [mailto:stephen at networkplumber.org]
> > Sent: Wednesday, August 26, 2015 5:15 PM
> > To: dev at dpdk.org; Zhang, Helin
> > Subject: BUG - KNI broken in 4.2 kernel
> >
> > The network device ops handles changed again.
> >
> > Does KNI really need to keep yet another copy of the Intel driver code.
> Yes, it is a bit ugly. But there is no better way till now, as some of
> users want to have the functionality of KNI ethtool though limited now.
> I have an idea that is to disable KNI ethtool support by default, as most
> of users may not care about it. Then these users will not be bothered by
> these type of issues.
>

Do you know of anyone that uses KNI that doesn't care about it? Since KNI
presents as a normal network interface, it really needs to support the
normal Linux commands (ifconfig, ethtool, ...)

Jay


> For those users who are using KNI ethtool support, they need to fix the
> issues on any new versions of kernel or similar.
> Any good ideas or comments?
>
> Helin
>
> > There already are 4 versions:
> >   1. Out-of tree base driver
> >   2. In-kernel mainline Linux driver
> >   3. DPDK driver
> >   4. KNI DPDK driver
> >
> > No wonder they can't stay in sync.
>