Bug 616660 – mrg buffers: migration breaks between systems with/without vhost

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Bug 616660 - mrg buffers: migration breaks between systems with/without vhost

Summary:	mrg buffers: migration breaks between systems with/without vhost

Status:	CLOSED ERRATA

Aliases:	None

Product:	Red Hat Enterprise Linux 6
Classification:	Red Hat
Component:	kernel (Show other bugs)
Sub Component:
Version:	6.0
Hardware:	All Linux

Priority	medium Severity medium
Target Milestone:	rc
Target Release:	6.1
Assigned To:	jason wang
QA Contact:	Virtualization Bugs
Docs Contact:

URL:
Whiteboard:
Keywords:

Depends On:	616659
Blocks:	Rhel6KvmTier1
	Show dependency tree / graph

Reported:	2010-07-21 01:00 EDT by Michael S. Tsirkin
Modified:	2013-01-09 17:54 EST (History)
CC List:	9 users (show)

See Also:	https://bugzilla.redhat.com/show_bug.cgi?id=632745
Fixed In Version:	kernel-2.6.32-94.el6
Doc Type:	Bug Fix
Doc Text:
Story Points:	---
Clone Of:	616659
Environment:
Last Closed:	2011-05-23 16:42:59 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
Add an attachment (proposed patch, testcase, etc.)

External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2011:0542	normal	SHIPPED_LIVE	Important: Red Hat Enterprise Linux 6.1 kernel security, bug fix and enhancement update	2011-05-19 07:58:07 EDT

Groups: None (edit)

Comment 4 RHEL Product and Program Management 2010-10-04 21:56:03 EDT

This request was evaluated by Red Hat Product Management for inclusion
in a Red Hat Enterprise Linux maintenance release. Product Management has 
requested further review of this request by Red Hat Engineering, for potential
inclusion in a Red Hat Enterprise Linux Update release for currently deployed 
products. This request is not yet committed for inclusion in an Update release.

Comment 8 Aristeu Rozanski 2011-01-07 07:41:38 EST

Patch(es) available on kernel-2.6.32-94.el6

Comment 11 Mike Cao 2011-01-13 04:37:30 EST

note :should   migration from vhost off to vhost on
reproduced on
# uname -r
2.6.32-92.el6.x86_64
# rpm -q qemu-kvm
qemu-kvm-0.12.1.2-2.90.el6.x86_64

Actual Result:
Features 0x100fffe3 unsupported. Allowed features: 0x511f7fe3
load of migration failed


Verified on 
# uname -r
2.6.32-94.el6.x86_64
# rpm -q qemu-kvm
qemu-kvm-0.12.1.2-2.129.el6.x86_64

Actual result:
After migration ,guest works well.

Base on above ,this issue has been fixed already.

Comment 13 Miya Chen 2011-02-23 04:37:49 EST

Change status to verified based on comment#11

Comment 14 errata-xmlrpc 2011-05-23 16:42:59 EDT

An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2011-0542.html

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