Il 05/03/2012 20:44, Paolo Bonzini ha scritto: > Il 05/03/2012 19:55, Eric Blake ha scritto: >> Right now, libvirt has an API virDomainSnapshotCreateXML with a flag >> VIR_DOMAIN_SNAPSHOT_CREATE_REUSE_EXT, which should map to this new mode >> operand. Am I guaranteed that if I pass a 'mode' argument of 'existing' >> to an older qemu that lacked mode, I will get a sane error? If so, then >> this rewrite looks fine from libvirt's point of view. > > Not sure... Luiz?
Well, you could always use the transaction command if the flag is there. That command will have it always. Paolo
