Re: displayed name changed in ip link show for bridge- and other interfaces

[Oliver Hartkopp <socketcan@hartkopp.net>]

@Nicolas: Just saw that you were not responsible for the @NONE m)

Sorry.

Btw. do you know why this @NONE stuff just emerged in 4.1-rc ?

Regards,
Oliver

On 14.06.2015 20:50, Oliver Hartkopp wrote:
> On 14.06.2015 12:00, Ulrich Gemkow wrote:
>
>> between Linux 4.0.5 and 4.1-rc7 the name as shown by "ip link show"
>> of bridge interfaces (and at least the dummy interface) changed from
>> (i.e.) br1 to br1@NONE.
>>
>> This breaks (at least for me :-) userspace (ip link show parsing
>> scripts). It is easy to solve, so not a big problem. I am using
>> Ubuntu 14.04.
>>
>> Is this user visible change intended?
>>
>
> Hi Ulrich,
>
> looking at iproute2 I found this patch:
>
> http://git.kernel.org/cgit/linux/kernel/git/shemminger/iproute2.git/commit/ip/ipaddress.c?id=ccdcbf35f120c754660b3b3f48fa67cc950a6407
>
>
>  > iplink: add support of IFLA_LINK_NETNSID attribute
>  > This new attribute is now advertised by the kernel for x-netns interfaces.
>  > It's also possible to set it when an interface is created (and thus
>  > creating a x-netns interface with one single message).
>
> Due to the fact that the kernel now provides the new attribute we get this
> @NONE stuff for interfaces that have no iflink value.
>
> This definitely is @UGLY !
>
> @Nicloas: Why don't you just omit the @NONE when iflink is zero in the new
> attribute?
>
> Regards,
> Oliver
> --
> To unsubscribe from this list: send the line "unsubscribe netdev" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html