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authorJeff Garzik <jeff@garzik.org>2006-09-26 13:13:19 -0400
committerJeff Garzik <jeff@garzik.org>2006-09-26 13:13:19 -0400
commitc226951b93f7cd7c3a10b17384535b617bd43fd0 (patch)
tree07b8796a5c99fbbf587b8d0dbcbc173cfe5e381e /net/ipv4/Kconfig
parentb0df3bd1e553e901ec7297267611a5db88240b38 (diff)
parente8216dee838c09776680a6f1a2e54d81f3cdfa14 (diff)
Merge branch 'master' into upstream
Diffstat (limited to 'net/ipv4/Kconfig')
-rw-r--r--net/ipv4/Kconfig53
1 files changed, 44 insertions, 9 deletions
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index 1650b64415a..30af4a4dfcc 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -448,24 +448,22 @@ config INET_TCP_DIAG
depends on INET_DIAG
def_tristate INET_DIAG
-config TCP_CONG_ADVANCED
+menuconfig TCP_CONG_ADVANCED
bool "TCP: advanced congestion control"
---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).
+ selection will be made (CUBIC with new Reno as a fallback).
If unsure, say N.
-# TCP Reno is builtin (required as fallback)
-menu "TCP congestion control"
- depends on TCP_CONG_ADVANCED
+if TCP_CONG_ADVANCED
config TCP_CONG_BIC
tristate "Binary Increase Congestion (BIC) control"
- default y
+ default m
---help---
BIC-TCP is a sender-side only change that ensures a linear RTT
fairness under large windows while offering both scalability and
@@ -479,7 +477,7 @@ config TCP_CONG_BIC
config TCP_CONG_CUBIC
tristate "CUBIC TCP"
- default m
+ default y
---help---
This is version 2.0 of BIC-TCP which uses a cubic growth function
among other techniques.
@@ -574,12 +572,49 @@ config TCP_CONG_VENO
loss packets.
See http://www.ntu.edu.sg/home5/ZHOU0022/papers/CPFu03a.pdf
-endmenu
+choice
+ prompt "Default TCP congestion control"
+ default DEFAULT_CUBIC
+ help
+ Select the TCP congestion control that will be used by default
+ for all connections.
-config TCP_CONG_BIC
+ config DEFAULT_BIC
+ bool "Bic" if TCP_CONG_BIC=y
+
+ config DEFAULT_CUBIC
+ bool "Cubic" if TCP_CONG_CUBIC=y
+
+ config DEFAULT_HTCP
+ bool "Htcp" if TCP_CONG_HTCP=y
+
+ config DEFAULT_VEGAS
+ bool "Vegas" if TCP_CONG_VEGAS=y
+
+ config DEFAULT_WESTWOOD
+ bool "Westwood" if TCP_CONG_WESTWOOD=y
+
+ config DEFAULT_RENO
+ bool "Reno"
+
+endchoice
+
+endif
+
+config TCP_CONG_CUBIC
tristate
depends on !TCP_CONG_ADVANCED
default y
+config DEFAULT_TCP_CONG
+ string
+ default "bic" if DEFAULT_BIC
+ default "cubic" if DEFAULT_CUBIC
+ default "htcp" if DEFAULT_HTCP
+ default "vegas" if DEFAULT_VEGAS
+ default "westwood" if DEFAULT_WESTWOOD
+ default "reno" if DEFAULT_RENO
+ default "cubic"
+
source "net/ipv4/ipvs/Kconfig"