net: Add sysctl to toggle early demux for tcp and udp

[linux-2.6-block.git] / Documentation / networking / ip-sysctl.txt

diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index eaee2c8d4c00add74b162bbcdeb555934586cf24..b1c6500e7a8df4d7377b291e9afc09363e66cd17 100644 (file)
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -856,12 +856,21 @@ ip_dynaddr - BOOLEAN
 ip_early_demux - BOOLEAN
        Optimize input packet processing down to one demux for
        certain kinds of local sockets.  Currently we only do this
-       for established TCP sockets.
+       for established TCP and connected UDP sockets.
 
        It may add an additional cost for pure routing workloads that
        reduces overall throughput, in such case you should disable it.
        Default: 1
 
+tcp_early_demux - BOOLEAN
+       Enable early demux for established TCP sockets.
+       Default: 1
+
+udp_early_demux - BOOLEAN
+       Enable early demux for connected UDP sockets. Disable this if
+       your system could experience more unconnected load.
+       Default: 1
+
 icmp_echo_ignore_all - BOOLEAN
        If set non-zero, then the kernel will ignore all ICMP ECHO
        requests sent to it.