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    SubjectRe: [DOCUMENTATION PATCH] Missing net sysctls, some fixed, rest flagged

    Looks fine, I applied it with some minor changes as follows:

    # This is a BitKeeper generated diff -Nru style patch.
    #
    # ChangeSet
    # 2004/06/15 20:20:25-07:00 ahu@ds9a.nl
    # [NET]: Update some sysctl documentation.
    #
    # I ran the following (crappy) script:
    # ...
    # In /proc/sys/ and found a host of undocumented sysctls. This patch documents
    # a number of them, and at least mentions the rest as 'TODO'. Please verify my
    # code-inspired documentation before applying!
    #
    # Signed-off-by: Bert Hubert <ahu@ds9a.nl>
    # Signed-off-by: David S. Miller <davem@redhat.com>
    #
    # Documentation/networking/ip-sysctl.txt
    # 2004/06/15 20:19:32-07:00 ahu@ds9a.nl +57 -0
    # [NET]: Update some sysctl documentation.
    #
    # I ran the following (crappy) script:
    # ...
    # In /proc/sys/ and found a host of undocumented sysctls. This patch documents
    # a number of them, and at least mentions the rest as 'TODO'. Please verify my
    # code-inspired documentation before applying!
    #
    # Signed-off-by: Bert Hubert <ahu@ds9a.nl>
    # Signed-off-by: David S. Miller <davem@redhat.com>
    #
    # Documentation/filesystems/proc.txt
    # 2004/06/15 20:19:32-07:00 ahu@ds9a.nl +2 -1
    # [NET]: Update some sysctl documentation.
    #
    # I ran the following (crappy) script:
    # ...
    # In /proc/sys/ and found a host of undocumented sysctls. This patch documents
    # a number of them, and at least mentions the rest as 'TODO'. Please verify my
    # code-inspired documentation before applying!
    #
    # Signed-off-by: Bert Hubert <ahu@ds9a.nl>
    # Signed-off-by: David S. Miller <davem@redhat.com>
    #
    diff -Nru a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt
    --- a/Documentation/filesystems/proc.txt 2004-06-15 20:20:56 -07:00
    +++ b/Documentation/filesystems/proc.txt 2004-06-15 20:20:56 -07:00
    @@ -1640,7 +1640,8 @@

    Writing to this file results in a flush of the routing cache.

    -gc_elastic, gc_interval, gc_min_interval, gc_tresh, gc_timeout
    +gc_elasticity, gc_interval, gc_min_interval, gc_tresh, gc_timeout,
    +gc_thresh, gc_thresh1, gc_thresh2, gc_thresh3
    --------------------------------------------------------------

    Values to control the frequency and behavior of the garbage collection
    diff -Nru a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
    --- a/Documentation/networking/ip-sysctl.txt 2004-06-15 20:20:56 -07:00
    +++ b/Documentation/networking/ip-sysctl.txt 2004-06-15 20:20:56 -07:00
    @@ -17,6 +17,16 @@
    Disable Path MTU Discovery.
    default FALSE

    +min_pmtu - INTEGER
    + default 562 - minimum discovered Path MTU
    +
    +mtu_expires - INTEGER
    + Time, in seconds, that cached PMTU information is kept.
    +
    +min_adv_mss - INTEGER
    + The advertised MSS depends on the first hop route MTU, but will
    + never be lower than this setting.
    +
    IP Fragmentation:

    ipfrag_high_thresh - INTEGER
    @@ -345,6 +355,19 @@
    conections.
    Default: 7

    +
    +tcp_frto - BOOLEAN
    + Enables F-RTO, an enhanced recovery algorithm for TCP retransmission
    + timeouts. It is particularly beneficial in wireless environments
    + where packet loss is typically due to random radio interference
    + rather than intermediate router congestion.
    +
    +somaxconn - INTEGER
    + Limit of TCP listen backlog, known in userspace as SOMAXCONN.
    + Defaults to 128
    +
    +IP Variables:
    +
    ip_local_port_range - 2 INTEGERS
    Defines the local port range that is used by TCP and UDP to
    choose the local port. The first number is the first, the
    @@ -586,6 +609,19 @@
    The max value from conf/{all,interface}/arp_ignore is used
    when ARP request is received on the {interface}

    +app_solicit - INTEGER
    + The maximum number of probes to send to the user space ARP daemon
    + via netlink before dropping back to multicast probes (see
    + mcast_solicit). Defaults to 0.
    +
    +disable_policy - BOOLEAN
    + Disable IPSEC policy (SPD) for this interface
    +
    +disable_xfrm - BOOLEAN
    + Disable IPSEC encryption on this interface, whatever the policy
    +
    +
    +
    tag - INTEGER
    Allows you to write a number, which can be used as required.
    Default value is 0.
    @@ -803,5 +839,26 @@
    0 : disable this.
    Default: 1

    +
    +UNDOCUMENTED:
    +
    +dev_weight FIXME
    +discovery_slots FIXME
    +discovery_timeout FIXME
    +fast_poll_increase FIXME
    +ip6_queue_maxlen FIXME
    +lap_keepalive_time FIXME
    +lo_cong FIXME
    +max_baud_rate FIXME
    +max_dgram_qlen FIXME
    +max_noreply_time FIXME
    +max_tx_data_size FIXME
    +max_tx_window FIXME
    +min_tx_turn_time FIXME
    +mod_cong FIXME
    +no_cong FIXME
    +no_cong_thresh FIXME
    +slot_timeout FIXME
    +warn_noreply_time FIXME

    $Id: ip-sysctl.txt,v 1.20 2001/12/13 09:00:18 davem Exp $
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