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-rw-r--r--package/kernel/linux/modules/netsupport.mk31
1 files changed, 31 insertions, 0 deletions
diff --git a/package/kernel/linux/modules/netsupport.mk b/package/kernel/linux/modules/netsupport.mk
index ff76720636..050541488c 100644
--- a/package/kernel/linux/modules/netsupport.mk
+++ b/package/kernel/linux/modules/netsupport.mk
@@ -777,6 +777,37 @@ endef
$(eval $(call KernelPackage,sched))
+define KernelPackage/tcp-bbr
+ SUBMENU:=$(NETWORK_SUPPORT_MENU)
+ TITLE:=BBR TCP congestion control
+ DEPENDS:=@!LINUX_3_18 @!LINUX_4_1 @!LINUX_4_4 +LINUX_4_9:kmod-sched
+ KCONFIG:= \
+ CONFIG_TCP_CONG_ADVANCED=y \
+ CONFIG_TCP_CONG_BBR
+ FILES:=$(LINUX_DIR)/net/ipv4/tcp_bbr.ko
+ AUTOLOAD:=$(call AutoLoad,74,tcp_bbr)
+endef
+
+define KernelPackage/tcp-bbr/description
+ Kernel module for BBR (Bottleneck Bandwidth and RTT) TCP congestion
+ control. It requires the fq ("Fair Queue") pacing packet scheduler.
+ For kernel 4.13+, TCP internal pacing is implemented as fallback.
+endef
+
+ifdef CONFIG_LINUX_4_9
+ TCP_BBR_SYSCTL_CONF:=sysctl-tcp-bbr-k4_9.conf
+else
+ TCP_BBR_SYSCTL_CONF:=sysctl-tcp-bbr.conf
+endif
+
+define KernelPackage/tcp-bbr/install
+ $(INSTALL_DIR) $(1)/etc/sysctl.d
+ $(INSTALL_DATA) ./files/$(TCP_BBR_SYSCTL_CONF) $(1)/etc/sysctl.d/12-tcp-bbr.conf
+endef
+
+$(eval $(call KernelPackage,tcp-bbr))
+
+
define KernelPackage/ax25
SUBMENU:=$(NETWORK_SUPPORT_MENU)
TITLE:=AX25 support