Bug 641835

Summary: Can not commit copy-on-write image's data to raw backing-image
Product: Red Hat Enterprise Linux 6 Reporter: RHEL Program Management <pm-rhel>
Component: qemu-kvmAssignee: Virtualization Maintenance <virt-maint>
Status: CLOSED ERRATA QA Contact: Virtualization Bugs <virt-bugs>
Severity: high Docs Contact:
Priority: urgent    
Version: 6.0CC: akong, bcao, ddumas, kwolf, lihuang, michen, mjenner, mkenneth, ndai, pm-eus, syeghiay, tburke, virt-maint
Target Milestone: rcKeywords: Regression, ZStream
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: qemu-kvm-0.12.1.2-2.113.el6_0.2 Doc Type: Bug Fix
Doc Text:
Previously, attempting to commit a copy-on-write image to a raw backing disk image using the "quemu-img commit" command may have failed with the following error: qemu-img: Error while committing image With this update, this error no longer occurs, and such images can now be committed as expected.
Story Points: ---
Clone Of: Environment:
Last Closed: 2010-11-10 18:59:55 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:
Bug Depends On: 635354    
Bug Blocks:    

Description RHEL Program Management 2010-10-11 08:33:18 UTC
This bug has been copied from bug #635354 and has been proposed
to be backported to 6.0 z-stream (EUS).

Comment 7 Mike Cao 2010-10-14 05:24:37 UTC
Verified this issue on
# uname -r
2.6.32-71.3.1.el6_0.x86_64
# rpm -q qemu-kvm
qemu-kvm-0.12.1.2-2.113.el6_0.2.x86_64

backing-image (block_device with qcow2 format) -->pass
backing-image (block_deivce with raw format) -->pass
backing-image (file with qcow2 format) --> pass
backing-image (file with raw format) ---> pass


based on above ,this issue has already been fixed.

Comment 9 Jaromir Hradilek 2010-10-27 13:53:41 UTC
    Technical note added. If any revisions are required, please edit the "Technical Notes" field
    accordingly. All revisions will be proofread by the Engineering Content Services team.
    
    New Contents:
Previously, attempting to commit a copy-on-write image to a raw backing disk image using the "quemu-img commit" command may have failed with the following error:

  qemu-img: Error while committing image

With this update, this error no longer occurs, and such images can now be committed as expected.

Comment 11 errata-xmlrpc 2010-11-10 18:59:55 UTC
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/RHBA-2010-0855.html