On Mon, Jan 16, 2017 at 10:57:42AM -0800, Ben Warren wrote: > I think we have a misunderstanding here. I’m storing the VM > Generation ID __data__ (a GUID) in a fw_cfg blob, not the address.
Yes, I think I gathered this much from the discussion. This is what I'm saying - don't. Have guest loader reserve guest memory and write the address into a fw cfg blob, and have qemu write the id at that address. This way you can update guest memory at any time. -- MST
