- if (!is_pow2 (rx_ring_sz))
- {
- errmsg ("rx ring size must be power of 2. ");
- return -99;
- }
- if (rx_ring_sz > 32768)
- {
- errmsg ("rx ring size must be 32768 or lower. ");
- return -99;
- }
- if (!is_pow2 (tx_ring_sz))
- {
- errmsg ("tx ring size must be power of 2. ");
- return -99;
- }
- if (tx_ring_sz > 32768)
- {
- errmsg ("tx ring size must be 32768 or lower. ");
- return -99;
- }