From: Martin Hunt <hunt@redhat.com>
Date: Tue, 18 Dec 2001 18:54:18 +0000 (+0000)
Subject: 2001-12-18  Martin M. Hunt  <hunt@redhat.com>
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=67a59bc02d4e7bd331e648efcf1d5a09fe048c56;p=binutils-gdb.git

2001-12-18  Martin M. Hunt  <hunt@redhat.com>

	* ser-tcp.c (tcp_open): Disable Nagle algorithm which
	improves performance in some cases.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 32a404d40fe..e51664cdda8 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2001-12-18  Martin M. Hunt  <hunt@redhat.com>
+
+	* ser-tcp.c (tcp_open): Disable Nagle algorithm which
+	improves performance in some cases.
+
 2001-12-17  Ben Harris  <bjh21@netbsd.org>
 
 	* armbsd-nat.c: Remove file, renamed to armnbsd-nat.c.
diff --git a/gdb/ser-tcp.c b/gdb/ser-tcp.c
index 6a6517744be..6dc82846b6f 100644
--- a/gdb/ser-tcp.c
+++ b/gdb/ser-tcp.c
@@ -165,6 +165,11 @@ tcp_open (struct serial *scb, const char *name)
   tmp = 0;
   ioctl (scb->fd, FIONBIO, &tmp);
 
+  /* Disable Nagle algorithm. Needed in some cases. */
+  tmp = 1;
+  setsockopt (scb->fd, IPPROTO_TCP, TCP_NODELAY,
+	      (char *)&tmp, sizeof (tmp));
+  
   /* If we don't do this, then GDB simply exits
      when the remote side dies.  */
   signal (SIGPIPE, SIG_IGN);