Re: [libvirt-users] deadlock on connection loosing

Michal Privoznik
Mon, 08 Jul 2013 12:39:57 -0000

On 07.07.2013 01:53, Александр wrote:
> В письме от Воскресенье, 30-июн-2013 03:41:37 пользователь Александр
написал:
>> В письме от Вторник, 25-июн-2013 11:47:10 пользователь Michal Privoznik
....
>
> i have found source of problem, my code looks like this:
>
> int count = virConnectListAllDomains(connection, NULL, 0);
> ....
> domain = virDomainDefineXML(connection, d.write_to_string().c_str());
>
>
> call to virConnectListAllDomains always cause libvirt deadlock.
>
> and another question, is here exists any other way to determinate number of
> persistent domains ?
>

This code is just a reproducer. Client shouldn't be able to deadlock
libvirtd at all. Any API call should be deadlock safe (unless called
from a callback). Which reminds me - do you use callbacks?

Michal