* ``iface`` - name of the Kernel interface to attach to (required);
* ``start_queue`` - starting netdev queue id (optional, default 0);
* ``queue_count`` - total netdev queue number (optional, default 1);
-* ``pmd_zero_copy`` - enable zero copy or not (optional, default 0);
Prerequisites
-------------
<kernel src tree>/tools/lib/bpf;
* A Kernel bound interface to attach to;
* For need_wakeup feature, it requires kernel version later than v5.3-rc1;
+* For PMD zero copy, it requires kernel version later than v5.4-rc1;
Set up an af_xdp interface
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