[libvirt] [PATCH] qemu: snapshot: Forbid snapshots when backing is a scsi passthrough disk

Peter Krempa pkrempa at redhat.com
Wed Jan 22 08:52:06 UTC 2014

On 01/21/14 17:01, Eric Blake wrote:
> On 01/21/2014 08:57 AM, Peter Krempa wrote:
>> https://bugzilla.redhat.com/show_bug.cgi?id=1034993
>> SCSI passthrough disks (<disk .. device="lun">) can't be used as backing
>> for snapshots. Currently with upstream qemu the vm crashes on such
>> attempt.
>> This patch adds a early check to catch an attempt to do such a snapshot
>> and rejects it right away. qemu will fix the issue but this will let us
>> control the error message.
> ACK.

Pushed; Thanks.


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