From 4191aa236335d6fbb653339a9c8eb9d4b99b33a2 Mon Sep 17 00:00:00 2001
From: bde <bde@FreeBSD.org>
Date: Fri, 19 Dec 1997 18:58:14 +0000
Subject: Set the sender's low watermark to match the maximum size for atomic
 writes that we advertise (PIPE_BUF = 512).

---
 sys/miscfs/fifofs/fifo_vnops.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'sys/miscfs/fifofs')

diff --git a/sys/miscfs/fifofs/fifo_vnops.c b/sys/miscfs/fifofs/fifo_vnops.c
index 827ba99..358e540 100644
--- a/sys/miscfs/fifofs/fifo_vnops.c
+++ b/sys/miscfs/fifofs/fifo_vnops.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)fifo_vnops.c	8.10 (Berkeley) 5/27/95
- * $Id: fifo_vnops.c,v 1.39 1997/12/13 12:58:09 bde Exp $
+ * $Id: fifo_vnops.c,v 1.40 1997/12/13 13:49:59 bde Exp $
  */
 
 #include <sys/param.h>
@@ -189,6 +189,7 @@ fifo_open(ap)
 			return (error);
 		}
 		fip->fi_readers = fip->fi_writers = 0;
+		wso->so_snd.sb_lowat = PIPE_BUF;
 		rso->so_state |= SS_CANTRCVMORE;
 	}
 	if (ap->a_mode & FREAD) {
-- 
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