search for: virdomainmigratesetmaxdowntime

I would like to use the virDomainMigrateSetMaxDowntime but I'm a bit confused about how to use it. If I try to set the downtime before I call domain.migrate(), I get the error "domain is not being migrated". But I cannot call it afterwards because domain.migrate() does not return until the migration has completed. Am I meant to put the...

Hello everyone, Can somebody point where I can find the code where libvirt makes the decision to complete a live migration? I mean, at some point syncronising the VM state, it has to decide that the delta left to be migrate is low enough to achieve downtime 0, so libvirt finishes the migration. This "low enough" must be defined somewhere in the code, but I am unable to find it.