Date: Fri, 1 Sep 2017 01:34:13 +0000 (UTC) From: Navdeep Parhar <np@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r323082 - head/sys/dev/cxgbe/iw_cxgbe Message-ID: <201709010134.v811YDFu031978@repo.freebsd.org>
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Author: np Date: Fri Sep 1 01:34:12 2017 New Revision: 323082 URL: https://svnweb.freebsd.org/changeset/base/323082 Log: cxgbe/iw_cxgbe: Set TCP_NODELAY before initiating connection so that t4_tom picks it up right away. This is less work than waiting for the connection to be established before applying the setting. MFC after: 2 weeks Sponsored by: Chelsio Communications Modified: head/sys/dev/cxgbe/iw_cxgbe/cm.c Modified: head/sys/dev/cxgbe/iw_cxgbe/cm.c ============================================================================== --- head/sys/dev/cxgbe/iw_cxgbe/cm.c Fri Sep 1 00:16:03 2017 (r323081) +++ head/sys/dev/cxgbe/iw_cxgbe/cm.c Fri Sep 1 01:34:12 2017 (r323082) @@ -108,6 +108,7 @@ static void process_peer_close(struct c4iw_ep *ep); static void process_conn_error(struct c4iw_ep *ep); static void process_close_complete(struct c4iw_ep *ep); static void ep_timeout(unsigned long arg); +static void setiwsockopt(struct socket *so); static void init_iwarp_socket(struct socket *so, void *arg); static void uninit_iwarp_socket(struct socket *so); static void process_data(struct c4iw_ep *ep); @@ -616,16 +617,12 @@ process_close_complete(struct c4iw_ep *ep) } static void -init_iwarp_socket(struct socket *so, void *arg) +setiwsockopt(struct socket *so) { int rc; struct sockopt sopt; int on = 1; - SOCKBUF_LOCK(&so->so_rcv); - soupcall_set(so, SO_RCV, c4iw_so_upcall, arg); - so->so_state |= SS_NBIO; - SOCKBUF_UNLOCK(&so->so_rcv); sopt.sopt_dir = SOPT_SET; sopt.sopt_level = IPPROTO_TCP; sopt.sopt_name = TCP_NODELAY; @@ -640,6 +637,16 @@ init_iwarp_socket(struct socket *so, void *arg) } static void +init_iwarp_socket(struct socket *so, void *arg) +{ + + SOCKBUF_LOCK(&so->so_rcv); + soupcall_set(so, SO_RCV, c4iw_so_upcall, arg); + so->so_state |= SS_NBIO; + SOCKBUF_UNLOCK(&so->so_rcv); +} + +static void uninit_iwarp_socket(struct socket *so) { @@ -734,6 +741,7 @@ process_newconn(struct iw_cm_id *parent_cm_id, struct free(local, M_SONAME); free(remote, M_SONAME); + setiwsockopt(child_so); init_iwarp_socket(child_so, &child_ep->com); c4iw_get_ep(&parent_ep->com); init_timer(&child_ep->timer); @@ -2235,6 +2243,7 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_ } fib4_free_nh_ext(RT_DEFAULT_FIB, &nh4); + setiwsockopt(cm_id->so); state_set(&ep->com, CONNECTING); ep->tos = 0; ep->com.local_addr = cm_id->local_addr;
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