On 05/29/2014 03:07 AM, Peter Krempa wrote: > A internal snapshot of a active VM with the memory snapshot disabled > explicitly would actually still take the memory snapshot. Reject it > explicitly. > > Before: > $ virsh snapshot-create-as --domain VM --diskspec vda,snapshot=internal --memspec snapshot=no > Domain snapshot 1401353155 created > > After: > $ virsh snapshot-create-as --domain VM --diskspec vda,snapshot=internal --memspec snapshot=no > error: Operation not supported: internal snapshot of a running VM must include the memory state Technically, qemu 1.7 added blockdev-snapshot-internal-sync, so we CAN take internal disk-only snapshots now. But as that is more complex to implement, I agree with this patch as an intermediate fix (and we'll still have to keep this code path for qemu 1.6 and earlier, based on a qemu_capabilities.h bit). > > Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1083345 > --- > src/qemu/qemu_driver.c | 9 +++++++++ > 1 file changed, 9 insertions(+) ACK, safe for 1.2.5. -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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