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Date:      Fri, 22 Apr 2011 18:06:09 -0700
From:      Jack Vogel <jfvogel@gmail.com>
To:        Andrew Boyer <aboyer@averesystems.com>
Cc:        freebsd-net@freebsd.org, Steven Hartland <killing@multiplay.co.uk>, "Vogel, Jack" <jack.vogel@intel.com>
Subject:   Re: Intel ix (X520) disconnects when manipulating ips?
Message-ID:  <BANLkTim1zQpftMUM5O4=3No%2B96OSOaSbcg@mail.gmail.com>
In-Reply-To: <036FCFE4-98BA-4B90-A060-4597B68A3596@averesystems.com>
References:  <4E85F36598CB480AA8B9706881573CB9@multiplay.co.uk> <521514204B99427691043FF127B6E841@multiplay.co.uk> <BANLkTim8AYL4q63QqRasMm_s9sQ7etBW6g@mail.gmail.com> <EFEE51362EF946398B49940E7B869F52@multiplay.co.uk> <BANLkTimJpU119K=4-SD56WMBycW08GhkBA@mail.gmail.com> <BANLkTimJX5HPOnX=3hqf0Y=_n-Aqc4UoUg@mail.gmail.com> <A38BF553D0DF4B9385E88EBB2CEDC103@multiplay.co.uk> <036FCFE4-98BA-4B90-A060-4597B68A3596@averesystems.com>

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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@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@gmail.com>
> > To: "Steven Hartland" <killing@multiplay.co.uk>
> > Cc: <freebsd-net@freebsd.org>; "Vogel, Jack" <jack.vogel@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@averesystems.com
>
>
>
>
>



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