[DCCP]: Adds the tx buffer sysctls
This one got lost on the way from Ian to Gerrit to me, fix it.
Signed-off-by: Ian McDonald <ian.mcdonald@jandi.co.nz>
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
diff --git a/Documentation/networking/dccp.txt b/Documentation/networking/dccp.txt
index 1910d09..dda1588 100644
--- a/Documentation/networking/dccp.txt
+++ b/Documentation/networking/dccp.txt
@@ -100,6 +100,10 @@
seq_window = 100
The initial sequence window (sec. 7.5.2).
+tx_qlen = 5
+ The size of the transmit buffer in packets. A value of 0 corresponds
+ to an unbounded transmit buffer.
+
Notes
=====
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 2e8c5ad..61dd99c6 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -617,6 +617,7 @@
NET_DCCP_DEFAULT_REQ_RETRIES = 7,
NET_DCCP_DEFAULT_RETRIES1 = 8,
NET_DCCP_DEFAULT_RETRIES2 = 9,
+ NET_DCCP_DEFAULT_TX_QLEN = 10,
};
/* /proc/sys/net/ipx */
diff --git a/net/dccp/sysctl.c b/net/dccp/sysctl.c
index 8b62061..4775ba3 100644
--- a/net/dccp/sysctl.c
+++ b/net/dccp/sysctl.c
@@ -91,6 +91,15 @@
.mode = 0644,
.proc_handler = proc_dointvec,
},
+ {
+ .ctl_name = NET_DCCP_DEFAULT_TX_QLEN,
+ .procname = "tx_qlen",
+ .data = &sysctl_dccp_tx_qlen,
+ .maxlen = sizeof(sysctl_dccp_tx_qlen),
+ .mode = 0644,
+ .proc_handler = proc_dointvec,
+ },
+
{ .ctl_name = 0, }
};