Re: [Xen-users] PV networking issue in 2.6.38.6 and 2.6.39-rc7 pvops dom0 kernels

[Mario <mario@xxxxxxxxxxxxxx>]

On 05/16/2011 03:00 PM, Ian Campbell wrote:
> On Mon, 2011-05-16 at 13:56 +0100, Mario wrote:
> > On 05/16/2011 02:46 PM, Ian Campbell wrote:
> > > On Mon, 2011-05-16 at 12:04 +0100, Mario wrote:
> > > > On 05/16/2011 11:03 AM, Mario wrote:
> > > > > On 05/16/2011 10:59 AM, Ian Campbell wrote:
> > > > > > On Mon, 2011-05-16 at 09:56 +0100, Mario wrote:
> > > > > > > On 05/16/2011 09:58 AM, Ian Campbell wrote:
> > > > > > > > On Mon, 2011-05-16 at 07:51 +0100, Pasi KÃrkkÃinen wrote:
> > > > > > > > > Hello,
> > > > > > > > >
> > > > > > > > > Ian: Any idea what could cause this error message (more info below):
> > > > > > > > >
> > > > > > > > > "XENBUS: Timeout connecting to device: device/vif/0 (state 1)"
> > > > > > > > Is this from the domU or the dom0?
> > > > > > > This is from the domU.
> > > > > > >
> > > > > > > > Do other devices work ok?
> > > > > > > Yes, everything else seems to be working fine.
> > > > > > >
> > > > > > >
> > > > > > > > > User says replacing 2.6.38/2.6.39 pvops dom0 kernel with xenlinux one
> > > > > > > > > fixes the problem..
> > > > > > > > 2.6.38 didn't have netback, only 2.6.39-rc1 did. Mario, please can you
> > > > > > > > supply the .config you used with the 2.6.39 kernel and the exact commit
> > > > > > > > id you are using. It would also be useful to see a complete log from
> > > > > > > > both dom0 and domU.
> > > >
> > > > Pvops kernel configs are here:
> > > >
> > > > http://dev.slackverse.org/tmp/config-2.6.39-rc7-xen
> > > This contains:
> > >
> > > # CONFIG_XEN_NETDEV_BACKEND is not set
> > >
> > > > http://dev.slackverse.org/tmp/config-2.6.37.6-xenU
> > > >
> > > > They are both based on default configs shipped with Slackware, with
> > > > minimal xen-only options enabled.
> > > Too minimal ;-)
> > >
> > > > # xenstore-ls /local/domain/$(xl domid slackware)/devices/vif
> > > > xenstore-ls: xs_directory (/local/domain/1/devices/vif): No such file or
> > > > directory
> > > Should be "device" not "devices", I got this wrong in my original mail.
> > > Sorry.
> > >
> > > (I stopped reading here since I think it's all explained by the missing
> > > config option).
> > >
> > > Ian.
> > Ehm, you are right, my bad, but what about 2.6.38.6 ?
> >
> > # grep XEN_NETDEV /tmp/linux-2.6.38.6-xen/.config
> > CONFIG_XEN_NETDEV_FRONTEND=y
> >
> > I was under impression that userspace driver would kick in..?
> I don't think so, that only happens for disks AFAIK.
>
> Ian.
So you are telling me that 2.6.38 does not have a working networking on 
PV guests, but HVM does?

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