|   xen-users
Re: [Xen-users] Hotplug scripts not working -	netback_uevent+0x73/0x100  
| | Looking a bit further at this the XEND is actually de-referencing a null ptr when starting up the VM.  I've added the traceback to the opensuse bugzilla report: 
 https://bugzilla.novell.com/show_bug.cgi?id=612006
 
 
 I've yet to look at netback_uevent (and dont really have the time to ;o( right
 now.
 
 Mike.
 
 
 --- On Tue, 6/8/10, Michael Cook <michaelcook_mjc@xxxxxxxxx> wrote:
 
 From: Michael Cook <michaelcook_mjc@xxxxxxxxx>
 Subject: Re: [Xen-users] Hotplug scripts not working - (opensuse 11.3 m7 with XEN4 on W510 Thinkpad)
 To: "xen-users mailing list" <xen-users@xxxxxxxxxxxxxxxxxxx>, "Helmut Wieser" <helmut.wieser@xxxxxxxx>
 Received: Tuesday, June 8, 2010, 8:54 AM
 
 
 | If I try and unpause the domUs they start booting although the WinXP starts complaining about scandisk and wants to run through that, if I skip that, I then get to log in, but then the ~100sec timeout hits and simply closes the domU
 VM.  So the behaviour seems unrelated to the content in the VM IMO but rather something XEN environment is waiting on. 
 This may also suggest that networking or disk access is actually fine and the hotplug script error message is a bit of a red-herring.
 
 I will try building a VM from scratch to see if this makes any difference but I have several VMs I need running which would be time consuming to say the least to re-create from scratch.  Hence my hope for a solution to this timeout error.
 
 Mike.
 
 --
 Text/Cell: +1.613.447.7407   Email: michael@xxxxxxx
 
 
 --- On Tue, 6/8/10, Helmut Wieser <helmut.wieser@xxxxxxxx> wrote:
 
 From: Helmut Wieser <helmut.wieser@xxxxxxxx>
 Subject: Re: [Xen-users] Hotplug scripts not working - Networking woes on opensuse 11.3 m7 with XEN4 on W510 Thinkpad
 To: "xen-users mailing list" <xen-users@xxxxxxxxxxxxxxxxxxx>
 Cc: michael@xxxxxxx, "Michael Cook" <michaelcook_mjc@xxxxxxxxx>
 Received: Tuesday, June 8, 2010, 8:41 AM
 
 
 
  
Hi Mike, 
Then you are definitely facing a different problem than I am. After a
dom0 reboot, my domU machines come up and stay up fine. 
Did you try to unpause a domU using xm? Turn on a VNC console to track
whats going on. I suspect it's working, and then shut down after 100
seconds.
 
Make sure all required modules are loaded, or built into the kernel.
Also try to add devices as you go, start with a minimum VM first, and
expand as you go.
 
To downgrade udev you don't need to compile a kernel. You need to
update your initrd though. Some more info on downgrading can be found
here: http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1612 
regards, 
Helmut
 
On 08.06.2010 14:22, Michael Cook wrote:
 
  
    
      
        | Does what not come up?  The dom0 comes up everytime but the domUs start
up and then timeout, in a paused state, with hotplug scripts not
working error every time.  Its very reproducable.
 
 Was there any substance to the MAKEDEV posting circa 2006 as there are
no vnd* devices present for the psudeo-virtual-disks.  I tried this (as
per opensuse bug comment I added yesterday) and MAKEDEV pumped out a
bunch of errors.  To be honest I do not know what I'm doing, other than
surfing for workarounds/solutions.  Hopefully someone on this list is
more experienced.
 
 Perhaps a XEN4.0 vs XEN3.x issue?  Just guessing but all of this works
fine on XEN3.x on a CentOS 5.4 machine... but CentOS5.4 has no support
for my latest laptop.
 
 I may try the udev downgrade.  Do you have any suggestions on how to do
this, is it a package downgrade or do I need to recompile the kernel. 
(I'm trying to avoid recompiling/manually compiling stuff as I dont
want to diverge from maintained releases ideally).
 
 Thx,
 Mike.
 
 --- On Tue, 6/8/10, Helmut Wieser <helmut.wieser@xxxxxxxx>
wrote:
 
 From: Helmut Wieser <helmut.wieser@xxxxxxxx>
 Subject: Re: [Xen-users] Hotplug scripts not working - Networking woes
on opensuse 11.3 m7 with XEN4 on W510 Thinkpad
 To: xen-users@xxxxxxxxxxxxxxxxxxx
 Received: Tuesday, June 8, 2010, 5:15 AM
 
 
 
          
Does it not even come up after you rebooted the dom0? Because that's
the issue I experienced. 
At first I thougt it was different module load order, or different
kernel parameters, but in the end it turned out that a dom0 reboot is
required to "fix" the hotplug scripts not working issue. Some people
say that downgrading udev to <= 151 works for them. Unfortunately
I'm not one of them.
           
Can you verify that?
           
regards, 
Helmut
           
On 07.06.2010 05:58, Michael Cook wrote:
           
            
              
                
                  | Hi Mark, 
 Thanks for your help.  I will try and provide you some info.  Some
background first may help.  But please let me know if there are other
logs of interest.
 
 I've tried many distributions from my original use of Centos5.3 with
XEN3.x. I have the following domUs which work well in CentOS but I now
wanted to move to a newer, faster host.
 
 domUs: WinXP, Ubuntu 10.04 and RHEL5.3.
 
 The first two are hvms, the second is a pvm, which I've not tried yet
and I really want the first two to work as WinXP cannot run as a PVM
from what I know.
 
 I originally found Ubuntu 10.04 supported this W510 laptop pretty well
although they are busy writing driver fixes for USB and screen.  Mostly
NVIDIA and Nouveau.  Running dom0 Ubunut with NVIDIA or Nouveau doesn't
work well at all.  I think there is an mmap issue from what I've read
about it, circa March2010 there were hacks to get it work which have
yet to appear within the kernel drivers and manually trying to add
these to the kernel from XEN git for Ubuntu (Jeremys') didn't work.
 
 Ubuntu 10.04 (2.6.32.x) came up nicely on bare-metal.  I then
thought/hoped I could find a number of guides that would get me Ubuntu
10.04 dom0.  This took some work but there are a couple of guides to
recompiling and installing with XEN4.0 - then I got stuck with an
earlier kernel which didn't seem to support any recent updates to W510
drivers (including wlan) and there was still Nouveau bug fixes for the
W510 chipset which to be honest I gave up on trying to manually fix.
 
 I also wasn't happy with 800x600 resolution and finally found Opensuse
11.3 milestone 7 worked as Opensuse 11.2 is 2.6.31.x and nothing worked
on the W510.  CentOS5.4 on the W510 was even worse and with limited
interest & support on CentOS I figured it would be a fair time
until they support W510.
 
 There is a wiki on the W510 which shows a lot of activity in Ubuntu to
fix up the drivers etc for W510 in Ubuntu 10.04.  So I'm guessing by
U10.10 things will be sorted but I doubt XEN will be well integrated...
it seems unlikely from all the forum readings I've found on the
subject.  I've added my findings so far wrt XEN to this wiki which
keeps track of the major issues for W510 (mostly in Ubuntu distro)
 
 http://www.thinkwiki.org/wiki/Category:W510
 
 This brought me to opensuse which I dont know very well.  The
networking piece is quite different to Ubuntu and even in Ubuntu their
Network Manager drives me nuts.  Opensuse seem to have a Network
Manager too through which I created br0 and br1 after reading the
comment in the xend-config.sxp file saying "Opensuse users should not
configure anything here but use the YaST Network configuration tool". 
So I've probably not set this up properly.
 
 None the less I was surprised as you point out that br0 didn't have an
IP addr and doesn't seem able to be tied to the wlan0 interface
(operation not supported message).
 
 Further more the basic network provisioning between eth0 and wlan0
seems awkward and quirky as when eth0 is not connected it still gets an
IP addr.  Oddly, it has not done this on this most recent bootup...
eth0 is now provisioned but not assigned an address.  "Change Default
Route via DHCP" has always been set.  So this is yet another puzzle
with YaST Network Settings.  Both br0 and br1 (I tried to bridge one to
eth0 and one to wlan0) are set to DHCP but only one bridge manages to
bridge to eth0.  br1 doesn't because "operation not supported"
(presumably from ethtool or mii) for the wlan0 driver (new chipset
support for this laptop?).
 
 linux-oit2:/etc/xen # brctl show
 bridge name    bridge id        STP enabled    interfaces
 br0        8000.00262dfac618    no        eth0
 br1        8000.000000000000    no
 pan0        8000.000000000000    no
 
 
 Anyway, I was expecting to see peth0 and xenbr0 and the scripts I've
run on centos5.3 which create these bridges to specific physical
devices doesn't seem to work well at all.
 
 Right now I dont know what to trust and obviously I'm using a
pre-release of Opensuse.  I'm hoping its a simple case of
misprovisioning the native network settings along iwth the XEN
installation.
 
 I used the example HVM file with XEN4.0 virt-manager under
/etc/xen//examples/ and simply updated the UUID, vif and harddrive
image with that of these domUs.  I get the same behaviour in all of
them... timeout with some hotplug script not working.
 
 So for the BIOS, yes, VT-d was disabled and xm info didn't show any hvm
support.  I enabled this in the W510 BIOS and then virt-manager would
allow me to create a new HVM based VM.  However... it would then
complain "couldn't find image" although it wouldn't let me (couldn't
find) a place to define the name of this image.  I assume only creating
an image from CD has been tested, then it complained I had no CD in the
drive.
 
 I can try creating a VM (para-virtual for example from scratch) but my
hope was to move these three VMs which are in themselves complete
systems I dont realy want to rebuild from scratch.  I also have other
RHEL5.3 VMs that cannot be easily rebuilt.
 
 Obviously I will try and create a new VM from scratch using the
Virt-Manager wizard.
 
 During the opensuse installation I chose partition based disk-set which
is similar ot the Ubuntu installation.  The CentOS one uses LVM but I
dont think this would make any difference to running these domUs.  Eg
config script which works on CentOS dom0:
 
 name = "WinXP_sp3"
 uuid = "79178fd8-d542-4c76-36ec-4791e104aad9"
 maxmem = 512
 memory = 512
 cpus = 1
 builder = "hvm"
 kernel = "/usr/lib/xen/boot/hvmloader"
 boot = "c"
 pae = 1
 acpi = 1
 apic = 1
 localtime = 1
 
 
 
 device_model = "/usr/lib64/xen/bin/qemu-dm"
 usb = 1
 usbdevice = "tablet"
 sdl = 0
 vnc = 1
 vncunused = 1
 keymap = "en-us"
 disk = [ "file:/var/lib/libvirt/images/XP-Pro_sp3.img,hda,w"
]
 vif = [ "mac=00:16:36:f7:27:39,bridge=xenbr0,script=vif-bridge" ]
 parallel = "none"
 serial = "pty"
 
 I'd be very interested in working with you to figure out this mystery
as I feel I'm very close after a couple of weeks of pulling my hair out
over kernel support for the W510 and trying to work with XEN.
 
 Ideally, I'd rather not use another distro like opensuse but it has
been the least painful way to at least get XEN & Linux & W510
working together and fortunately the latest candidate release does do
this in a pretty stable environment.  This final hurdle of hotplg
scripts is hopefully not too complicated to figure out.
 
 lsmod, lspci and xm info follow....
 
 linux-oit2:/etc/xen # xm info
 host                   : linux-oit2
 release                : 2.6.34-8-xen
 version                : #1 SMP 2010-05-17 17:30:24 +0200
 machine                : x86_64
 nr_cpus                : 8
 nr_nodes               : 1
 cores_per_socket       : 4
 threads_per_core       : 2
 cpu_mhz                : 1596
 hw_caps                :
bfebfbff:28100800:00000000:00001b40:0098e3fd:00000000:00000001:00000000
 virt_caps              : hvm hvm_directio
 total_memory           : 8088
 free_memory            : 149
 free_cpus              : 0
 max_free_memory        : 7495
 max_para_memory        : 7491
 max_hvm_memory         : 7465
 node_to_cpu            : node0:0-7
 node_to_memory         : node0:149
 node_to_dma32_mem      : node0:89
 max_node_id            : 0
 xen_major              : 4
 xen_minor              : 0
 xen_extra              : .0_21091_05-2.1
 xen_caps               : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32
hvm-3.0-x86_32p hvm-3.0-x86_64
 xen_scheduler          : credit
 xen_pagesize           : 4096
 platform_params        : virt_start=0xffff800000000000
 xen_changeset          : 21091
 xen_commandline        : vgamode=0x314 iommu=1
 cc_compiler            : gcc version 4.5.0 20100420 [gcc-4_5-branch
revision 158562] (SU
 cc_compile_by          : abuild
 cc_compile_domain      :
 cc_compile_date        : Wed May 19 19:06:40 UTC 2010
 xend_config_format     : 4
 
 
 linux-oit2:/etc/xen # lsmod
 Module                  Size  Used by
 usbbk                  23911  0
 gntdev                  8579  0
 netbk                  41281  0 [permanent]
 rfcomm                 81560  4
 blkbk                  28782  0 [permanent]
 blkback_pagemap         2806  1 blkbk
 snd_pcm_oss            53455  0
 blktap                126702  2 [permanent]
 snd_mixer_oss          18817  1 snd_pcm_oss
 sco                    20103  2
 domctl                  3227  2 blkbk,blktap
 bnep                   18047  2
 xenbus_be               3706  4 usbbk,netbk,blkbk,blktap
 snd_seq                67923  0
 snd_seq_device          7834  1 snd_seq
 l2cap                  62034  16 rfcomm,bnep
 edd                    10176  0
 bridge                 85815  3
 stp                     2331  1 bridge
 llc                     6103  2 bridge,stp
 nouveau               552206  2
 ttm                    68464  1 nouveau
 drm_kms_helper         33008  1 nouveau
 drm                   220232  4 nouveau,ttm,drm_kms_helper
 agpgart                42953  2 ttm,drm
 i2c_algo_bit            6696  1 nouveau
 af_packet              23133  8
 fuse                   77053  3
 loop                   18239  0
 dm_mod                 86435  0
 snd_hda_codec_nvhdmi    15727  4
 arc4                    1601  2
 firewire_ohci          26970  0
 ecb                     2495  2
 firewire_core          61402  1 firewire_ohci
 snd_hda_intel          29133  2
 crc_itu_t               1747  1 firewire_core
 snd_hda_codec         112731  2 snd_hda_codec_nvhdmi,snd_hda_intel
 iwlagn                238807  0
 uvcvideo               67755  0
 iwlcore               299287  1 iwlagn
 sdhci_pci               8668  0
 snd_hwdep               7708  1 snd_hda_codec
 iTCO_wdt               12406  0
 mac80211              283755  2 iwlagn,iwlcore
 ohci1394               33510  0
 videodev               43764  1 uvcvideo
 v4l1_compat            16833  2 uvcvideo,videodev
 8250_pci               25671  0
 snd_pcm               107675  3 snd_pcm_oss,snd_hda_intel,snd_hda_codec
 btusb                  18511  2
 sdhci                  23126  1 sdhci_pci
 v4l2_compat_ioctl32    11225  1 videodev
 8250                   31155  1 8250_pci
 video                  25192  0
 snd_timer              27486  2 snd_seq,snd_pcm
 sr_mod                 16396  0
 e1000e                152237  0
 bluetooth             108637  9 rfcomm,sco,bnep,l2cap,btusb
 sg                     32951  0
 mmc_core               83419  1 sdhci
 iTCO_vendor_support     3150  1 iTCO_wdt
 pcspkr                  2222  0
 tpm_tis                13134  0
 thinkpad_acpi          83412  0
 xhci_hcd               98228  0
 cfg80211              182345  3 iwlagn,iwlcore,mac80211
 i2c_i801               11881  0
 ieee1394              104278  1 ohci1394
 i2c_core               32104  6
nouveau,drm_kms_helper,drm,i2c_algo_bit,videodev,i2c_i801
 serial_core            25223  1 8250
 output                  2727  1 video
 tpm                    17388  1 tpm_tis
 rfkill                 21959  4 bluetooth,thinkpad_acpi,cfg80211
 snd                    83486  15
snd_pcm_oss,snd_mixer_oss,snd_seq,snd_seq_device,snd_hda_codec_nvhdmi,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_timer,thinkpad_acpi
 snd_page_alloc          9473  2 snd_hda_intel,snd_pcm
 wmi                     8750  0
 battery                12270  0
 soundcore               8757  1 snd
 ac                      4023  0
 tpm_bios                6652  1 tpm
 button                  6925  1 nouveau
 joydev                 12230  0
 ext4                  395274  1
 jbd2                   98208  1 ext4
 crc16                   1715  2 l2cap,ext4
 sd_mod                 41170  3
 ehci_hcd               60206  0
 usbcore               233034  6 usbbk,uvcvideo,btusb,xhci_hcd,ehci_hcd
 xenblk                 26162  0
 cdrom                  43083  2 sr_mod,xenblk
 xennet                 37763  0
 fan                     4527  0
 processor              42918  0
 ahci                   42648  2
 libata                211362  1 ahci
 scsi_mod              191176  4 sr_mod,sg,sd_mod,libata
 thermal                20593  0
 thermal_sys            18006  4 video,fan,processor,thermal
 hwmon                   2712  2 thinkpad_acpi,thermal_sys
 
 
 linux-oit2:/etc/xen # lspci
 00:00.0 Host bridge: Intel Corporation Core Processor DMI (rev 11)
 00:03.0 PCI bridge: Intel Corporation Core Processor PCI Express Root
Port 1 (rev 11)
 00:08.0 System peripheral: Intel Corporation Core Processor System
Management Registers (rev 11)
 00:08.1 System peripheral: Intel Corporation Core Processor Semaphore
and Scratchpad Registers (rev 11)
 00:08.2 System peripheral: Intel Corporation Core Processor System
Control and Status Registers (rev 11)
 00:08.3 System peripheral: Intel Corporation Core Processor
Miscellaneous Registers (rev 11)
 00:10.0 System peripheral: Intel Corporation Core Processor QPI Link
(rev 11)
 00:10.1 System peripheral: Intel Corporation Core Processor QPI Routing
and Protocol Registers (rev 11)
 00:16.0 Communication controller: Intel Corporation 5 Series/3400
Series Chipset HECI Controller (rev 06)
 00:16.3 Serial controller: Intel Corporation 5 Series/3400 Series
Chipset KT Controller (rev 06)
 00:19.0 Ethernet controller: Intel Corporation 82577LM Gigabit Network
Connection (rev 06)
 00:1a.0 USB Controller: Intel Corporation 5 Series/3400 Series Chipset
USB2 Enhanced Host Controller (rev 06)
 00:1b.0 Audio device: Intel Corporation 5 Series/3400 Series Chipset
High Definition Audio (rev 06)
 00:1c.0 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI
Express Root Port 1 (rev 06)
 00:1c.1 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI
Express Root Port 2 (rev 06)
 00:1c.3 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI
Express Root Port 4 (rev 06)
 00:1c.4 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI
Express Root Port 5 (rev 06)
 00:1c.6 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI
Express Root Port 7 (rev 06)
 00:1c.7 PCI bridge: Intel Corporation 5 Series/3400 Series Chipset PCI
Express Root Port 8 (rev 06)
 00:1d.0 USB Controller: Intel Corporation 5 Series/3400 Series Chipset
USB2 Enhanced Host Controller (rev 06)
 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev a6)
 00:1f.0 ISA bridge: Intel Corporation Mobile 5 Series Chipset LPC
Interface Controller (rev 06)
 00:1f.2 SATA controller: Intel Corporation 5 Series/3400 Series Chipset
6 port SATA AHCI Controller (rev 06)
 00:1f.3 SMBus: Intel Corporation 5 Series/3400 Series Chipset SMBus
Controller (rev 06)
 01:00.0 VGA compatible controller: nVidia Corporation GT216 [Quadro FX
880M] (rev a2)
 01:00.1 Audio device: nVidia Corporation High Definition Audio
Controller (rev a1)
 03:00.0 Network controller: Intel Corporation Centrino Ultimate-N 6300
(rev 35)
 0d:00.0 SD Host controller: Ricoh Co Ltd Device e822 (rev 01)
 0d:00.1 System peripheral: Ricoh Co Ltd Device e230 (rev 01)
 0f:00.0 USB Controller: NEC Corporation uPD720200 USB 3.0 Host
Controller (rev 03)
 17:00.0 SD Host controller: Ricoh Co Ltd Device e822 (rev 01)
 17:00.3 FireWire (IEEE 1394): Ricoh Co Ltd Device e832 (rev 01)
 ff:00.0 Host bridge: Intel Corporation Core Processor QuickPath
Architecture Generic Non-Core Registers (rev 04)
 ff:00.1 Host bridge: Intel Corporation Core Processor QuickPath
Architecture System Address Decoder (rev 04)
 ff:02.0 Host bridge: Intel Corporation Core Processor QPI Link 0 (rev
04)
 ff:02.1 Host bridge: Intel Corporation Core Processor QPI Physical 0
(rev 04)
 ff:03.0 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller (rev 04)
 ff:03.1 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Target Address Decoder (rev 04)
 ff:03.4 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Test Registers (rev 04)
 ff:04.0 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 0 Control Registers (rev 04)
 ff:04.1 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 0 Address Registers (rev 04)
 ff:04.2 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 0 Rank Registers (rev 04)
 ff:04.3 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 0 Thermal Control Registers (rev 04)
 ff:05.0 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 1 Control Registers (rev 04)
 ff:05.1 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 1 Address Registers (rev 04)
 ff:05.2 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 1 Rank Registers (rev 04)
 ff:05.3 Host bridge: Intel Corporation Core Processor Integrated Memory
Controller Channel 1 Thermal Control Registers (rev 04)
 
 
 
 
 
 --- On Sun, 6/6/10, Mark Pryor <tlviewer@xxxxxxxxx>
wrote:
 
 From: Mark Pryor <tlviewer@xxxxxxxxx>
 Subject: Re: [Xen-users] Hotplug scripts not working - Networking woes
on opensuse 11.3 m7 with XEN4 on W510 Thinkpad
 To: michael@xxxxxxx
 Received: Sunday, June 6, 2010, 9:48 PM
 
 
 
                    
                      
                        
                          | Mike, 
 Let me give you a broad checklist of things that may be important.
 
 I just did a search of the lists.xensource.com/xen-users list and there
are no posts about
 your hardware.
 
 The Thinkpad w510 Notebook.
 ------------
 many times a notebook like this will have a stealth bios, or a
limited bios. Are you
 sure that HVM is enabled?
 
 Your choice of suse 11.3 is good and should make it much easier to get
Xen 4.0 working. I like the way your Network looks, but I didn't see
any IP address for your
 br0- why not? This should work with a non-xen kernel too.
 
 Your first domU is Winxp sp3. This might be a problem if your HD needs
AHCI or strange raid/SATA drivers not included with Winxp.
 
 I think a better domU would be the same source you used for dom0. This
should work PV and won't depend if your bios supports HVM.
 
 Oh, can you post your
 #xm info
 
 #lsmod
 
 #lspci
 
 for dom0
 
 --
 Mark
 
 
 
 --- On Sun, 6/6/10, Michael Cook <michaelcook_mjc@xxxxxxxxx>
wrote:
 
 From: Michael Cook <michaelcook_mjc@xxxxxxxxx>
 Subject: Re: [Xen-users] Hotplug scripts not working - Networking woes
on opensuse 11.3 m7 with XEN4 on W510 Thinkpad
 To: "Mark Pryor" <tlviewer@xxxxxxxxx>
 Date: Sunday, June 6, 2010, 3:40 PM
 
 
 
                            
                              
                                
                                  | Yes, I tried this, and hte same error.  I then removed
the vif altogether and the similiar hotplugin error appeared for the
harddrive.  Following that, found the MAKEDEV issue but I'm not sure
what needs to be done there. 
 
 --- On Sun, 6/6/10, Mark Pryor <tlviewer@xxxxxxxxx>
wrote:
 
 From: Mark Pryor <tlviewer@xxxxxxxxx>
 Subject: Re: [Xen-users] Hotplug scripts not working - Networking woes
on opensuse 11.3 m7 with XEN4 on W510 Thinkpad
 To: michael@xxxxxxx
 Received: Sunday, June 6, 2010, 5:57 PM
 
 
 
                                    
                                      
                                        
                                          | Mike, 
 Manual bridge is br0/br1.
 
 In your HVM guest config, you should have
 vif = [ 'bridge=br0' ]
 
 if you put xenbr0 above that would explain the problem too.
 
 --
 Mark
 
 --- On Sun, 6/6/10, Michael Cook <michaelcook_mjc@xxxxxxxxx>
wrote:
 
 From: Michael Cook <michaelcook_mjc@xxxxxxxxx>
 Subject: Re: [Xen-users] Hotplug scripts not working - Networking woes
on opensuse 11.3 m7 with XEN4 on W510 Thinkpad
 To: xen-users@xxxxxxxxxxxxxxxxxxx
 Date: Sunday, June 6, 2010, 2:34 PM
 
 
 
                                            
                                              
                                                
                                                  | Thanks
for
the suggestion, I assume I should keep the br0/br1... but trying
your suggestion I still see the same error.  If I comment out the vif
in the HVM config file, I get a similar error hotplug script but for
the disk. 
 After mucking about with this some more I think the HVM should boot
(and not timeout) even if I have the wrong bridges/network scripts. 
I'm not at the stage yet where I have no connectivity... the VM
doesn't' stay up long enough because of these hotplugin script
timeout/crash.
 
 Hence my ramblings towards the end of the bug about finding postings on
MAKEDEV and missing /dev/ entries but haven't managed to add these as
MAKEDEV doesn't seem to exist on my vanilla installation and I've not
had to do this on say a Centos XEN environment but that doens't work
for other reasons (hw support) on my newer laptop.
 
 --- On Sun,
6/6/10,
Mark Pryor <tlviewer@xxxxxxxxx>
wrote:
 
 From: Mark Pryor <tlviewer@xxxxxxxxx>
 Subject: Re: [Xen-users] Hotplug scripts not working - Networking woes
on opensuse 11.3 m7 with XEN4 on W510 Thinkpad
 To: michael@xxxxxxx
 Received: Sunday, June 6, 2010, 5:04 PM
 
 
 
                                                    
                                                      
                                                        
                                                          | Mike, 
 In your Xen config: xend-config.sxp
 try to comment out
 #(network-script network-bridge)
 
 and uncomment
 (network-script network-dummy)
 
 and restart xend.
 once you have a manual bridge, there is no need for Xen's
 network-bridge script.
 
 --
 Mark
 
 --- On Sun, 6/6/10, Michael Cook <michaelcook_mjc@xxxxxxxxx>
wrote:
 
 From: Michael Cook <michaelcook_mjc@xxxxxxxxx>
 Subject: [Xen-users] Hotplug scripts not working - Networking woes on
opensuse 11.3 m7 with XEN4 on W510 Thinkpad
 To: xen-users@xxxxxxxxxxxxxxxxxxx
 Date: Sunday, June 6, 2010, 12:52 PM
 
 
 
                                                            
                                                              
                                                                
                                                                  | Anyone can help me with this problem I've described here: 
 https://bugzilla.novell.com/show_bug.cgi?id=612006
 
 I've had XEN4.0 working on CentOS 5.4 platform without these problems. 
I'm trying to do the same now with a newer laptop and CentOS didn't
recognise half hte drivers.  The latest opensuse 11.3 does have these
drivers and specifically nouveau integration and XEN which has got me
98% of the way there... I'm presently stuck on the networking part
which looks different/problematic compared my experience on CentOS
machine.
 
 Now the VMs launch but I see various Hotplug scripts not working
messages and the VM instantly stops running.
 
 Thanks in advance,
 Mike
 
 
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