> From: Neo Jia [mailto:cjia@xxxxxxxxxx] > Sent: Wednesday, February 17, 2016 3:32 PM > > On Wed, Feb 17, 2016 at 07:52:53AM +0100, Gerd Hoffmann wrote: > > Hi, > > > > > The answer is simple, having a UUID as part of the device name will give you a > > > unique sysfs path that will be opened by QEMU. > > > > A descriptive name will work too, and I think it'll be easier to make > > those names persistent because you don't have to store the uuids > > somewhere to re-create the same setup afer reboot. > > Hi Gerd, > > Right, UUID will be persistent cross reboot. The qemu vgpu path for a given VM will > not get changed when it gets reboots and multiple other devices have been > created in the middle. Curious why persistence matters here. It's completely OK to assign another vgpu to this VM across reboot, as long as the new vgpu provides same capability to previous one. Thanks Kevin -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
