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Message-Id: <20090413.132040.262391712.davem@davemloft.net> Date: Mon, 13 Apr 2009 13:20:40 -0700 (PDT) From: David Miller <davem@...emloft.net> To: shen@...fujitsu.com Cc: akpm@...ux-foundation.org, linux-kernel@...r.kernel.org, netdev@...r.kernel.org Subject: Re: [PATCH] doc: update Documentation/sysctl/net.txt From: Shen Feng <shen@...fujitsu.com> Date: Mon, 13 Apr 2009 16:56:59 +0800 Please always CC: netdev@...r.kernel.org on networking patches so that they get properly tracked at: http://patchwork.ozlabs.org/project/netdev/list/ Thank you. > Update Documentation/sysctl/net.txt with the kernel 2.6.29. Move > some of the file discriptions from ip-sysctl.txt to net.txt. > ip-sysctl.txt only describes the INET(6) parameters. > net.txt describes all of the net parameters. > > Signed-off-by: Shen Feng <shen@...fujitsu.com> > --- > Documentation/networking/ip-sysctl.txt | 25 --------- > Documentation/sysctl/net.txt | 89 +++++++++++++++++++++++++++----- > 2 files changed, 76 insertions(+), 38 deletions(-) > > diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt > index ec5de02..4b7381e 100644 > --- a/Documentation/networking/ip-sysctl.txt > +++ b/Documentation/networking/ip-sysctl.txt > @@ -107,11 +107,6 @@ inet_peer_gc_maxtime - INTEGER > > TCP variables: > > -somaxconn - INTEGER > - Limit of socket listen() backlog, known in userspace as SOMAXCONN. > - Defaults to 128. See also tcp_max_syn_backlog for additional tuning > - for TCP sockets. > - > tcp_abc - INTEGER > Controls Appropriate Byte Count (ABC) defined in RFC3465. > ABC is a way of increasing congestion window (cwnd) more slowly > @@ -1266,23 +1261,3 @@ sctp_rmem - vector of 3 INTEGERs: min, default, max > sctp_wmem - vector of 3 INTEGERs: min, default, max > See tcp_wmem for a description. > > -UNDOCUMENTED: > - > -/proc/sys/net/core/* > - dev_weight FIXME > - > -/proc/sys/net/unix/* > - max_dgram_qlen FIXME > - > -/proc/sys/net/irda/* > - fast_poll_increase FIXME > - warn_noreply_time FIXME > - discovery_slots FIXME > - slot_timeout FIXME > - max_baud_rate FIXME > - discovery_timeout FIXME > - lap_keepalive_time FIXME > - max_noreply_time FIXME > - max_tx_data_size FIXME > - max_tx_window FIXME > - min_tx_turn_time FIXME > diff --git a/Documentation/sysctl/net.txt b/Documentation/sysctl/net.txt > index a34d55b..c675e4c 100644 > --- a/Documentation/sysctl/net.txt > +++ b/Documentation/sysctl/net.txt > @@ -1,4 +1,4 @@ > -Documentation for /proc/sys/net/* kernel version 2.4.0-test11-pre4 > +Documentation for /proc/sys/net/* kernel version 2.6.29 > (c) 1999 Terrehon Bowden <terrehon@...bell.net> > Bodo Bauer <bb@...ochet.net> > (c) 2000 Jorge Nerin <comandante@...alinux.com> > @@ -9,7 +9,7 @@ For general info and legal blurb, please look in README. > ============================================================== > > This file contains the documentation for the sysctl files in > -/proc/sys/net and is valid for Linux kernel version 2.4.0-test11-pre4. > +/proc/sys/net and is valid for Linux kernel version 2.6.29. > > The interface to the networking parts of the kernel is located in > /proc/sys/net. The following table shows all possible subdirectories.You may > @@ -26,7 +26,8 @@ Table : Subdirectories in /proc/sys/net > ipv4 IP version 4 x25 X.25 protocol > ipx IPX token-ring IBM token ring > bridge Bridging decnet DEC net > - ipv6 IP version 6 > + ipv6 IP version 6 sctp SCTP protocol > + irda IrDA protocol > .............................................................................. > > 1. /proc/sys/net/core - Network core options > @@ -40,17 +41,17 @@ The default setting of the socket receive buffer in bytes. > rmem_max > -------- > > -The maximum receive socket buffer size in bytes. > +The maximum socket receive buffer size in bytes. > > wmem_default > ------------ > > -The default setting (in bytes) of the socket send buffer. > +The default setting of the socket send buffer in bytes. > > wmem_max > -------- > > -The maximum send socket buffer size in bytes. > +The maximum socket send buffer size in bytes. > > message_burst and message_cost > ------------------------------ > @@ -90,21 +91,42 @@ optmem_max > Maximum ancillary buffer size allowed per socket. Ancillary data is a sequence > of struct cmsghdr structures with appended data. > > +dev_weight > +---------- > + > +FIXME. > + > +somaxconn - INTEGER > +---------- > + > +Limit of socket listen() backlog, known in userspace as SOMAXCONN. Defaults to > +128. See also ipv4/tcp_max_syn_backlog for additional tuning for TCP sockets. > + > +xfrm_* > +---------- > + > +Please see: Documentation/networking/xfrm_sysctl.txt for descriptions of these > +entries. > + > + > 2. /proc/sys/net/unix - Parameters for Unix domain sockets > ------------------------------------------------------- > > -There is only one file in this directory. > -unix_dgram_qlen limits the max number of datagrams queued in Unix domain > -socket's buffer. It will not take effect unless PF_UNIX flag is spicified. > +unix_dgram_qlen > +---------- > + > +Limit of the max number of datagrams queued in Unix domain socket buffer. > +It will not take effect unless PF_UNIX flag is specified. > > > 3. /proc/sys/net/ipv4 - IPV4 settings > ------------------------------------------------------- > + > Please see: Documentation/networking/ip-sysctl.txt and ipvs-sysctl.txt for > descriptions of these entries. > > > -4. Appletalk > +4. /proc/sys/net/appletalk - Appletalk settings > ------------------------------------------------------- > > The /proc/sys/net/appletalk directory holds the Appletalk configuration data > @@ -149,12 +171,15 @@ interface. > route flags, and the device the route is using. > > > -5. IPX > +5. /proc/sys/net/ipx/ - IPX settings > ------------------------------------------------------- > > -The IPX protocol has no tunable values in proc/sys/net. > +ipx_pprop_broadcasting > +--------------------- > + > +FIXME. > > -The IPX protocol does, however, provide proc/net/ipx. This lists each IPX > +The IPX protocol does, however, provide /proc/net/ipx. This lists each IPX > socket giving the local and remote addresses in Novell format (that is > network:node:port). In accordance with the strange Novell tradition, > everything but the port is in hex. Not_Connected is displayed for sockets that > @@ -173,3 +198,41 @@ IPX. > The /proc/net/ipx_route table holds a list of IPX routes. For each route it > gives the destination network, the router node (or Directly) and the network > address of the router (or Connected) for internal networks. > + > + > +6. /proc/sys/net/ipv6 - IPV6 settings > +------------------------------------------------------- > + > +Please see: Documentation/networking/ip-sysctl.txt for descriptions of these > +entries. > + > + > +7. /proc/sys/net/sctp - SCTP settings > +------------------------------------------------------- > + > +Please see: Documentation/networking/ip-sysctl.txt for descriptions of these > +entries. > + > + > +8. /proc/sys/net/bridge > +------------------------------------------------------- > + > +Please see: Documentation/networking/ip-sysctl.txt for descriptions of these > +entries. > + > + > +9. /proc/sys/net/irda > +------------------------------------------------------- > + > + fast_poll_increase FIXME > + warn_noreply_time FIXME > + discovery_slots FIXME > + slot_timeout FIXME > + max_baud_rate FIXME > + discovery_timeout FIXME > + lap_keepalive_time FIXME > + max_noreply_time FIXME > + max_tx_data_size FIXME > + max_tx_window FIXME > + min_tx_turn_time FIXME > + > -- > 1.6.0.6 > > > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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