Re: CURRENT: net/igb broken

Oliver,

did you try Sean's suggestion?

- Eric

On Tue, Sep 22, 2015 at 1:10 PM Sean Bruno <sbruno_at_freebsd.org> wrote:

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> On 09/21/15 23:23, O. Hartmann wrote:
> > On Mon, 21 Sep 2015 21:13:18 +0000 Eric Joyner <ricera10_at_gmail.com>
> > wrote:
> >
> >> If you do a diff between r288057 and r287761, there are no
> >> differences between the sys/dev/e1000, sys/modules/em, and
> >> sys/modules/igb directories. Are you sure r287761 actually
> >> works?
> >
> > I'm quite sure r287761 works (and r287762 doesn't), double checked
> > this this morning again. I also checked r288093 and it is still not
> > working.
> >
> > The ensure that I'm not the culprit and stupid here:
> >
> > I use a NanoBSD environment and the only thing that gets exchanged,
> > is the underlying OS/OS revision. The configuration always stays
> > the same. The base system for all of my tests is built from a clean
> > source - (deleted obj/ dir, clean, fresh build into obj/ for every
> > test I ran).
> >
> > I realised a funny thing. Playing around with enabling/disabling
> > TSO (I have been told that could be the culprit in an earlier Email
> > from this list) with the commend sequence:
> >
> > ifconfig igb1 down ifconfig igb1 -tso ifconfig igb1 up ifconfig
> > igb1 down ifconfig igb1 tso ifconfig igb1 up . . .
> >
> > while a ping is pinging in the background a remote host connected
> > to that specific interface, the ping does work for a while and dies
> > then after a round trip of roughly 10 - 20. I can reproduce this.
> >
> > is that observation of any help?
> >
> > Regards,
> >
> > oh
> >
> >>
> >> On Mon, Sep 21, 2015 at 1:58 AM O. Hartmann
> >> <ohartman_at_zedat.fu-berlin.de> wrote:
> >>
> >>> On Sat, 19 Sep 2015 11:23:44 -0700 Sean Bruno
> >>> <sbruno_at_freebsd.org> wrote:
> >>>
> >
> >
> > On 09/18/15 10:20, Eric Joyner wrote:
> >>>>>> He has an i210 -- he would want to revert
> >>>>>> e1000_i210.[ch], too.
> >>>>>>
> >>>>>> Sorry for the thrash Sean -- it sounds like it would be a
> >>>>>> good idea for you should revert this patch, and Jeff and
> >>>>>> I can go look at trying these shared code updates and igb
> >>>>>> changes internally again. We at Intel really could've
> >>>>>> done a better job of making sure these changes worked
> >>>>>> across a wider variety of devices.
> >>>>>>
> >>>>>> - Eric
> >
> > I've reverted the changes to head.  I'll reopen the reviews and we
> > can proceed from there.
> >
> > sean
> >
> >
> >>>>>>
> >>>>>> On Fri, Sep 18, 2015 at 9:50 AM Sean Bruno
> >>>>>> <sbruno_at_freebsd.org <mailto:sbruno_at_freebsd.org>> wrote:
> >>>>>>
> >>>>>>
> >>>>>>>
> >>>>>>> r287762 broke the system
> >>>>>>
> >>>>>>
> >>>>>> Before I revert this changeset *again* can you test
> >>>>>> revert r287762 from if_igb.c, e1000_82575.c and
> >>>>>> e1000_82575.h *only*
> >>>>>>
> >>>>>> That narrows down the change quite a bit.
> >>>>>>
> >>>>>> sean _______________________________________________
> >>>>>> freebsd-current_at_freebsd.org
> >>>>>> <mailto:freebsd-current_at_freebsd.org> mailing list
> >>>>>> https://lists.freebsd.org/mailman/listinfo/freebsd-current
> >>>>>> To unsubscribe, send any mail to
> >>>>>> "freebsd-current-unsubscribe_at_freebsd.org
> >>>>>> <mailto:freebsd-current-unsubscribe_at_freebsd.org>"
> >>>>>>
> >>>
> >>> I'm now on r288057 on that specific machine, supposedly
> >>> reverted changes that seemingly has been identified as the
> >>> culprit. Still NO change in behaviour!
> >>>
> >>> r287761 works with the same configuration on igb (i210), any
> >>> further does not. Not ping/connect from the outside, no
> >>> ping/connect from the inside. Tried different protocols (SAMBA,
> >>> ssh, LDAP, DNS). Affected is/are only boxes with the igb driver
> >>> and i210 chipset (we do not have other chips covered by igb).
> >>>
> >>> Regards, Oliver
> >>>
> >> _______________________________________________
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> >> https://lists.freebsd.org/mailman/listinfo/freebsd-current To
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> >
> >
>
>
> For my entertainment (and HPS's), can you run HEAD and revert r287775?
>
> sean
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