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Bug 512326

Summary:	The xenpv can't work on Rhel 4.8
Product:	Red Hat Enterprise Linux 4	Reporter:	koka xiong <kxiong>
Component:	xenpv-kmod	Assignee:	Xen Maintainance List <xen-maint>
Status:	CLOSED NOTABUG	QA Contact:	Virtualization Bugs <virt-bugs>
Severity:	medium	Docs Contact:
Priority:	low
Version:	4.8	CC:	clalance, xen-maint
Target Milestone:	rc
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2009-07-17 10:57:30 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description koka xiong 2009-07-17 10:43:42 UTC

Description of problem:
On rhel5.3 Dom0 install rhel4.8 DomU FV guest,then install kmod-xenpv.

Version-Release number of selected component (if applicable):
kmod-xenpv-0.1-10.el4.rpm
module-init-tools-3.1-0.pre5.3.4.el4_6.1
modversions-1.0-4.el4_6.1

How reproducible:
always

Steps to Reproduce:
1.On rhel 5.3 Dom0 install rhel 4.8 domU FV guest,then install kmod-xenpv
according to the documentation
2.Go to see /var/log/messages
It will show
Jul 17 06:39:26 localhost kernel: xen_vbd: Unknown symbol xenbus_dev_fatal
Jul 17 06:39:26 localhost kernel: xen_vbd: disagrees about version of symbol xenbus_switch_state
Jul 17 06:39:26 localhost kernel: xen_vbd: Unknown symbol xenbus_switch_state
Jul 17 06:39:26 localhost kernel: xen_vbd: disagrees about version of symbol xenbus_grant_ring
Jul 17 06:39:26 localhost kernel: xen_vbd: Unknown symbol xenbus_grant_ring
Jul 17 06:39:26 localhost kernel: xen_vbd: disagrees about version of symbol xenbus_unregister_driver
Jul 17 06:39:26 localhost kernel: xen_vbd: Unknown symbol xenbus_unregister_driver
Jul 17 06:39:26 localhost kernel: xen_vbd: disagrees about version of symbol xenbus_dev_error
Jul 17 06:39:26 localhost kernel: xen_vbd: Unknown symbol xenbus_dev_error
Jul 17 06:39:26 localhost kernel: xen_vbd: disagrees about version of symbol xenbus_frontend_closed
Jul 17 06:39:26 localhost kernel: xen_vbd: Unknown symbol xenbus_frontend_closed
  
Actual results:


Expected results:
The kmod-xenpv can work well on rhel4.8

Additional info:
The kmod-xenpv can work well on rhel 4.6

Comment 1 Chris Lalancette 2009-07-17 10:57:30 UTC

No, that's expected.  The PV-on-HVM drivers are *built-in* to the 4.8 kernel, so you don't need to (and shouldn't) install the xenpv-kmod package.  Just try to modprobe xen-vnif after a 4.8 installation, and it will work fine.

Chris Lalancette