minios: Revert 16206:7b5b65fbaf61 (xenbus wait fixup) Already fixed by 14432:f40079acf646.
minios: Revert 16206:7b5b65fbaf61 (xenbus wait fixup)
Already fixed by 14432:f40079acf646.

rowhit/xen-minios,rowhit/xen-minios,rowhit/xen-minios