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[TCP]: Do not present confusing congestion control options by default.

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Create TCP_CONG_ADVANCED option, akin to IP_ADVANCED_ROUTER, which
when disabled will bypass all of the congestion control Kconfig
options and leave the user with a safe default.

That safe default is currently BIC-TCP with new Reno as a fallback.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2005-06-24 18:07:51 -07:00
parent bb298ca3ce
commit a6484045fd
1 changed files with 19 additions and 1 deletions
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20
net/ipv4/Kconfig
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@ -445,9 +445,22 @@ config IP_TCPDIAG
config IP_TCPDIAG_IPV6
def_bool (IP_TCPDIAG=y && IPV6=y) || (IP_TCPDIAG=m && IPV6)
config TCP_CONG_ADVANCED
bool "TCP: advanced congestion control"
depends on INET
default y
---help---
Support for selection of various TCP congestion control
modules.
Nearly all users can safely say no here, and a safe default
selection will be made (BIC-TCP with new Reno as a fallback).
If unsure, say N.
# TCP Reno is builtin (required as fallback)
menu "TCP congestion control"
depends on INET
depends on TCP_CONG_ADVANCED
config TCP_CONG_BIC
tristate "Binary Increase Congestion (BIC) control"
@ -535,5 +548,10 @@ config TCP_CONG_SCALABLE
endmenu
config TCP_CONG_BIC
boolean
depends on !TCP_CONG_ADVANCED
default y
source "net/ipv4/ipvs/Kconfig"