From c28149016c24f4399c0a1eb0ebc15c92611223f0 Mon Sep 17 00:00:00 2001
From: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Date: Wed, 21 Nov 2007 10:14:31 -0200
Subject: [DCCP]: Update documentation on ioctls

Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Acked-by: Ian McDonald <ian.mcdonald@jandi.co.nz>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 Documentation/networking/dccp.txt | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'Documentation')

diff --git a/Documentation/networking/dccp.txt b/Documentation/networking/dccp.txt
index ffb9ca937d65..d76905a5a087 100644
--- a/Documentation/networking/dccp.txt
+++ b/Documentation/networking/dccp.txt
@@ -136,6 +136,12 @@ sync_ratelimit = 125 ms
 	sequence-invalid packets on the same socket (RFC 4340, 7.5.4). The unit
 	of this parameter is milliseconds; a value of 0 disables rate-limiting.
 
+IOCTLS
+======
+FIONREAD
+	Works as in udp(7): returns in the `int' argument pointer the size of
+	the next pending datagram in bytes, or 0 when no datagram is pending.
+
 Notes
 =====
 
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