ptp_skb_ring
static int __aq_ptp_skb_put(struct ptp_skb_ring *ring, struct sk_buff *skb)
static int aq_ptp_skb_put(struct ptp_skb_ring *ring, struct sk_buff *skb)
static struct sk_buff *__aq_ptp_skb_get(struct ptp_skb_ring *ring)
static struct sk_buff *aq_ptp_skb_get(struct ptp_skb_ring *ring)
static unsigned int aq_ptp_skb_buf_len(struct ptp_skb_ring *ring)
static int aq_ptp_skb_ring_init(struct ptp_skb_ring *ring, unsigned int size)
static void aq_ptp_skb_ring_clean(struct ptp_skb_ring *ring)
static void aq_ptp_skb_ring_release(struct ptp_skb_ring *ring)
struct ptp_skb_ring skb_ring;