Re: [Xen-devel] vif backend configuration times out

[Olaf Hering <olaf@xxxxxxxxx>]

On Thu, Aug 09, Olaf Hering wrote:

> Indeed, netback_probe is appearently never called in my case. I will
> check why that happens.

What I have seen so far is that in 4.2+xl the vif driver is not
registered, while in 4.1+xm there is a vif driver registered. Thats so
far the difference I could spot.
I will post more results why that happens later.

Olaf

root@satriani:~ # grep xen-backend xl-dmesg-3.0.34-sles11sp2_olh-xen.txt 
[    0.149879] bus: 'xen-backend': registered
[    0.149879] device: 'xen-backend': device_add
[    0.149879] PM: Adding info for No Bus:xen-backend
[   90.055240] bus: 'xen-backend': add device qdisk-1-768
[   90.055252] PM: Adding info for xen-backend:qdisk-1-768
[   90.064575] bus: 'xen-backend': add device qdisk-1-5632
[   90.064584] PM: Adding info for xen-backend:qdisk-1-5632
[   90.073196] bus: 'xen-backend': add device console-1-0
[   90.073205] PM: Adding info for xen-backend:console-1-0
[   90.081771] bus: 'xen-backend': add device vkbd-1-0
[   90.081776] PM: Adding info for xen-backend:vkbd-1-0
[   90.378494] bus: 'xen-backend': add device vif-1-0
[   90.378504] PM: Adding info for xen-backend:vif-1-0
[  100.401586] PM: Removing info for xen-backend:console-1-0
[  100.401596] bus: 'xen-backend': remove device console-1-0
[  102.400202] PM: Removing info for xen-backend:qdisk-1-768
[  102.400212] bus: 'xen-backend': remove device qdisk-1-768
[  102.406016] PM: Removing info for xen-backend:qdisk-1-5632
[  102.406025] bus: 'xen-backend': remove device qdisk-1-5632
[  102.411464] PM: Removing info for xen-backend:vkbd-1-0
[  102.411473] bus: 'xen-backend': remove device vkbd-1-0
[  110.410600] PM: Removing info for xen-backend:vif-1-0
[  110.410610] bus: 'xen-backend': remove device vif-1-0
root@satriani:~ # grep xen-backend xm-dmesg-3.0.34-sles11sp2_olh-xen.txt 
[    0.150119] bus: 'xen-backend': registered
[    0.150119] device: 'xen-backend': device_add
[    0.150119] PM: Adding info for No Bus:xen-backend
[   44.319441] bus: 'xen-backend': add driver tap
[   44.338383] bus: 'xen-backend': add driver vbd
[   44.367501] bus: 'xen-backend': add driver vif
[   44.378095] bus: 'xen-backend': add driver vusb
[  204.002506] bus: 'xen-backend': add device vfb-1-0
[  204.002514] PM: Adding info for xen-backend:vfb-1-0
[  204.017641] bus: 'xen-backend': add device vbd-1-768
[  204.017650] PM: Adding info for xen-backend:vbd-1-768
[  204.017663] bus: 'xen-backend': driver_probe_device: matched device 
vbd-1-768 with driver vbd
[  204.017667] bus: 'xen-backend': really_probe: probing driver vbd with device 
vbd-1-768
[  204.018903] bus: 'xen-backend': really_probe: bound device vbd-1-768 to 
driver vbd
[  204.032488] bus: 'xen-backend': add device vbd-1-5632
[  204.032494] PM: Adding info for xen-backend:vbd-1-5632
[  204.032502] bus: 'xen-backend': driver_probe_device: matched device 
vbd-1-5632 with driver vbd
[  204.032504] bus: 'xen-backend': really_probe: probing driver vbd with device 
vbd-1-5632
[  204.033534] bus: 'xen-backend': really_probe: bound device vbd-1-5632 to 
driver vbd
[  204.043973] bus: 'xen-backend': add device vif-1-0
[  204.043980] PM: Adding info for xen-backend:vif-1-0
[  204.043988] bus: 'xen-backend': driver_probe_device: matched device vif-1-0 
with driver vif
[  204.043990] bus: 'xen-backend': really_probe: probing driver vif with device 
vif-1-0
[  204.049398] bus: 'xen-backend': really_probe: bound device vif-1-0 to driver 
vif
[  204.739981] bus: 'xen-backend': add device console-1-0
[  204.739993] PM: Adding info for xen-backend:console-1-0
[  340.548887] PM: Removing info for xen-backend:console-1-0
[  340.548902] bus: 'xen-backend': remove device console-1-0
[  340.570464] PM: Removing info for xen-backend:vfb-1-0
[  340.570470] bus: 'xen-backend': remove device vfb-1-0
[  340.577394] PM: Removing info for xen-backend:vbd-1-768
[  340.577403] bus: 'xen-backend': remove device vbd-1-768
[  340.578784] PM: Removing info for xen-backend:vbd-1-5632
[  340.578791] bus: 'xen-backend': remove device vbd-1-5632
[  340.581006] PM: Removing info for xen-backend:vif-1-0
[  340.581014] bus: 'xen-backend': remove device vif-1-0


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