Re: [Libguestfs] [PATCH] v2v: -i libvirt: If <vcpu> is missing, calculate it from CPU topology.

+ (* Get the <vcpu> field from the input XML. If not set then + * try calculating it from the <cpu> <topology> node. If that's + * not set either, then assume 1 vCPU. + *) + let vcpu = xpath_int "/domain/vcpu/text()" in + let vcpu = + match vcpu, cpu_sockets, cpu_cores, cpu_threads with + | Some vcpu, _, _, _ -> vcpu + | None, None, None, None -> 1 + | None, _, _, _ -> + let sockets = match cpu_sockets with None -> 1 | Some v -> v in + let cores = match cpu_cores with None -> 1 | Some v -> v in + let threads = match cpu_threads with None -> 1 | Some v -> v in + sockets * cores * threads in