Intel ix (X520) disconnects when manipulating ips?

[Jack Vogel]

Whoops, I see what you're talking about Andrew, OK, I get it, Steve I have
another
set of changes to get into ixgbe soon anyway, I'll roll this change up with
that and
then let you test it as soon as I get something ready, ok? Early next week.

Jack


On Fri, Apr 22, 2011 at 5:08 PM, Andrew Boyer <aboyer at averesystems.com>wrote:

> Hello Steve and Jack,
> You need to handle the SIOCSIFADDR ioctl or it gets passed up the stack to
> ether_ioctl().  When it goes up the interface gets reset.  See the comments
> in em_ioctl() and igb_ioctl().
>
> We fixed this in ixgbe in our internal tree and it seems to work fine with
> 82598 and 82599.  You also need to include opt_inet.h for the INET #define
> to be valid.
>
> -Andrew
>
> On Apr 22, 2011, at 7:06 PM, Steven Hartland wrote:
>
> > Just double checked on igb1 on the same machine, adding an alias causes
> > no loss in network from the primary or existing ip aliases for the nic.
> >
> > So this should be eliminating most variables except the driver?
> >
> >   Regards
> >   Steve
> >
> > ----- Original Message ----- From: "Jack Vogel" <jfvogel at gmail.com>
> > To: "Steven Hartland" <killing at multiplay.co.uk>
> > Cc: <freebsd-net at freebsd.org>; "Vogel, Jack" <jack.vogel at intel.com>
> > Sent: Friday, April 22, 2011 11:35 PM
> > Subject: Re: Intel ix (X520) disconnects when manipulating ips?
> >
> >
> >> OK, did some testing, this re-init with link transition will happen on
> both
> >> the 1G
> >> drivers as well as ixgbe, its due to the stack/ioctl behavior when  you
> do
> >> the
> >> ifconfig.
> >> So, what are you comparing this to that DOESN'T do this?? If this were
> to
> >> be kept from happening I'm not sure where the responsible code would be
> >> but I'm pretty sure its not in the driver :)
> >
> >
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> --------------------------------------------------
> Andrew Boyer    aboyer at averesystems.com
>
>
>
>
>