On Tue, May 10, 2016 at 09:14:26AM +0100, Richard W.M. Jones wrote: > However I didn't test the write-shareable case (the libvirt > <shareable/> flag which should map to a shared lock -- is that right Dan?).
To Dan (mainly): I think setting the <shareable/> flag in libvirt only sets cache=unsafe on the qemu drive (it may have other effects for virtlockd). Should there be an extra qemu drive flag to communicate that the drive is write-shareable? Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com libguestfs lets you edit virtual machines. Supports shell scripting, bindings from many languages. http://libguestfs.org
