[Olsr-dev] [Olsr-users] [SUGGESTION] Interface no up and/or running
Mon Jun 17 10:11:45 CEST 2013
On 06/17/2013 09:35 AM, Ferry Huberts wrote:
>> We tried to look more into this and it seems the problem went away on
>> one machine when we deinstalled the Network Manager.
>> @Matteo: can you maybe see if this could also be the source of your
> If that is the case then IMHO olsrd does it wrong.
> I googled a bit around and found
> which says
>> This flag is read-only for the driver. The kernel turns it on when the interface is active and ready to transfer packets.
>> This flag indicates that the interface is up and running. It is mostly present for BSD compatibility; the kernel makes little use of it. Most network drivers need not worry about IFF_RUNNING.
Not sure its this clear...
I found discussions about linux kernel drivers that say "iff_up" is
administrative status (set by the kernel core) while iff_running is an
operative status (which can be set by the kernel driver).
> So IMHO the patch from Matteo is actually right, we should remove the
> use of IFF_RUNNING.
If the flags differ depending on if you use the Network Manager or not
then Network Manager is broken.
Diplom-Informatiker Henning Rogge , Fraunhofer-Institut für
Kommunikation, Informationsverarbeitung und Ergonomie FKIE
Fraunhofer Straße 20, 53343 Wachtberg, Germany
Telefon +49 228 9435-961, Fax +49 228 9435 685
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