linux/net/ipv4/tcp_dctcp.h

#ifndef _TCP_DCTCP_H
#define _TCP_DCTCP_H

static inline void dctcp_ece_ack_cwr(struct sock *sk, u32 ce_state)
{ … }

/* Minimal DCTP CE state machine:
 *
 * S:	0 <- last pkt was non-CE
 *	1 <- last pkt was CE
 */
static inline void dctcp_ece_ack_update(struct sock *sk, enum tcp_ca_event evt,
					u32 *prior_rcv_nxt, u32 *ce_state)
{ … }

#endif