[libvirt-users] lock managers

[Whit Blauvelt]

On Mon, Jul 25, 2011 at 03:32:32PM -0600, Eric Blake wrote:

> Yes, both useful lock managers (sanlock and fcntl) work best with
> the use of a shared lock directory, at which point they correctly
> handle live migration between hosts.  

Where would I learn how to use fcntl for this? I see code for it in the
current git, but no hint on usage. Perhaps I should just be patient?

Thanks,
Whit