XDP_NUM_FRAMES
assert(xsk->umem->umem_frame_free < XDP_NUM_FRAMES);
for (uint32_t i = 0; i < XDP_NUM_FRAMES; ++i) {
xsk_info->umem->umem_frame_free = XDP_NUM_FRAMES;
#define XDP_BUFFER_SIZE XDP_NUM_FRAMES * XDP_FRAME_SIZE
uint64_t umem_frame_addr[XDP_NUM_FRAMES];