78 #define SDP_SRCAVAIL_ADV_TIMEOUT (1 * HZ)
79 #define SDP_SRCAVAIL_PAYLOAD_LEN 1
96 /* mb inlined data len - rest will be rx'ed into frags */
102 #define	SDP_MAX_PACKET	(1 << 16)
136 #define BZCOPY_STATE(mb)      (SDP_SKB_CB(mb)->bz)  argument
137 #define RX_SRCAVAIL_STATE(mb) (SDP_SKB_CB(mb)->rx_sa)  argument
138 #define TX_SRCAVAIL_STATE(mb) (SDP_SKB_CB(mb)->tx_sa)  argument
177         SDP_OOB_PRES = 1 << 0,
178         SDP_OOB_PEND = 1 << 1,
189 	SDP_DO_WAIT_MEM = -1
203         struct mbuf *mb;  member
399 	/* ZCOPY data: -1:use global; 0:disable zcopy; >0: zcopy threshold */
435 	return 1;  in rx_ring_trylock()
441 	rx_ring->destroyed = 1;  in rx_ring_destroy_lock()
507 	struct mbuf *mb;  in sdp_alloc_mb()  local
509 	MGETHDR(mb, wait, MT_DATA);  in sdp_alloc_mb()
510 	if (mb == NULL)  in sdp_alloc_mb()
512 	mb->m_pkthdr.len = mb->m_len = sizeof(struct sdp_bsdh);  in sdp_alloc_mb()
513 	h = mtod(mb, struct sdp_bsdh *);  in sdp_alloc_mb()
516 	return mb;  in sdp_alloc_mb()
531 mb_put(struct mbuf *mb, int len)  in mb_put()  argument
535 	data = mb->m_data;  in mb_put()
536 	data += mb->m_len;  in mb_put()
537 	mb->m_len += len;  in mb_put()
544 	struct mbuf *mb;  in sdp_alloc_mb_chrcvbuf_ack()  local
547 	mb = sdp_alloc_mb(sk, SDP_MID_CHRCVBUF_ACK, sizeof(*resp_size), wait);  in sdp_alloc_mb_chrcvbuf_ack()
548 	if (mb == NULL)  in sdp_alloc_mb_chrcvbuf_ack()
550 	resp_size = (struct sdp_chrecvbuf *)mb_put(mb, sizeof *resp_size);  in sdp_alloc_mb_chrcvbuf_ack()
553 	return mb;  in sdp_alloc_mb_chrcvbuf_ack()
559 	struct mbuf *mb;  in sdp_alloc_mb_srcavail()  local
562 	mb = sdp_alloc_mb(sk, SDP_MID_SRCAVAIL, sizeof(*srcah), wait);  in sdp_alloc_mb_srcavail()
563 	if (mb == NULL)  in sdp_alloc_mb_srcavail()
565 	srcah = (struct sdp_srcah *)mb_put(mb, sizeof(*srcah));  in sdp_alloc_mb_srcavail()
570 	return mb;  in sdp_alloc_mb_srcavail()
582 	struct mbuf *mb;  in sdp_alloc_mb_rdmardcompl()  local
585 	mb = sdp_alloc_mb(sk, SDP_MID_RDMARDCOMPL, sizeof(*rrch), wait);  in sdp_alloc_mb_rdmardcompl()
586 	if (mb == NULL)  in sdp_alloc_mb_rdmardcompl()
588 	rrch = (struct sdp_rrch *)mb_put(mb, sizeof(*rrch));  in sdp_alloc_mb_rdmardcompl()
591 	return mb;  in sdp_alloc_mb_rdmardcompl()
628 	struct mbuf *mb;  in sdp_cleanup_sdp_buf()  local
632 	for (i = 0, mb = sbuf->mb; mb != NULL; mb = mb->m_next, i++)  in sdp_cleanup_sdp_buf()
633 		ib_dma_unmap_single(dev, sbuf->mapping[i], mb->m_len, dir);  in sdp_cleanup_sdp_buf()
639 void sdp_urg(struct sdp_sock *ssk, struct mbuf *mb);
652 void sdp_post_send(struct sdp_sock *ssk, struct mbuf *mb);
673 int sdp_rdma_to_iovec(struct socket *sk, struct iovec *iov, struct mbuf *mb,