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Description of problem: Boot guest without media present in guest. # eject -i on /dev/sr0 (qemu) info block ................. drive-ide0-1-0: type=cdrom removable=1 locked=0 [not inserted] the locked is still as 0 Version-Release number of selected component (if applicable): qemu-kvm-0.12.1.2-2.193.el6.x86_64 guest kernel #uname -r 2.6.32-195.el6.x86_64 How reproducible: 100% Steps to Reproduce: 1.boot guest without media present -drive if=none,media=cdrom,id=drive-ide0-1-0,readonly=on,format=raw -device ide-drive,bus=ide.1,unit=0,drive=drive-ide0-1-0 2.(qemu) info block .................. drive-ide0-1-0: type=cdrom removable=1 locked=0 [not inserted] 3.In guest eject -i on /dev/sr0 CD-Drive may NOT be ejected with device button 4.(qemu) info block .................. drive-ide0-1-0: type=cdrom removable=1 locked=0 [not inserted] Actual results: after step4,locked=0 Expected results: locked=1 Additional info:
http://post-office.corp.redhat.com/archives/rhvirt-patches/2011-September/msg00677.html According to our test results. with this patch fix this issue.add this issue into tracker bug(bz742458)
Verified with qemu-kvm-0.12.1.2-2.199.el6,the steps are as same as comment0. Result locked=1
Moving to ON_QA because Errata Tool did not do it
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: Cause: CD-ROM refused to let the guest lock an empty tray Consequence: Guest could not lock empty tray Fix: Permit locking regardless of media presence Result: Guest can lock empty tray
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. http://rhn.redhat.com/errata/RHSA-2011-1531.html