rss-ladder should distribute interrupts between all numa nodes if netdev isn't bound

[strizhechenko]

# cat /sys/class/net/eth0/device/numa_node 
-1
# rss-ladder eth0 --dry-run
- distribute interrupts of eth0 (-TxRx-) on socket 0
WARNING: some CPUs process multiple queues, consider reduce queue count for this network device
  - eth0: queue eth0-TxRx-0 (irq 60) bound to CPU0
  - eth0: queue eth0-TxRx-1 (irq 61) bound to CPU2
  - eth0: queue eth0-TxRx-2 (irq 62) bound to CPU4
  - eth0: queue eth0-TxRx-3 (irq 63) bound to CPU6
  - eth0: queue eth0-TxRx-4 (irq 64) bound to CPU8
  - eth0: queue eth0-TxRx-5 (irq 65) bound to CPU10
  - eth0: queue eth0-TxRx-6 (irq 66) bound to CPU0
  - eth0: queue eth0-TxRx-7 (irq 67) bound to CPU2
  - eth0: queue eth0-TxRx-8 (irq 68) bound to CPU4
  - eth0: queue eth0-TxRx-9 (irq 69) bound to CPU6
  - eth0: queue eth0-TxRx-10 (irq 70) bound to CPU8
  - eth0: queue eth0-TxRx-11 (irq 71) bound to CPU10