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authorDanny Lin <danny@kdrag0n.dev>2020-07-01 16:01:52 -0700
committerDavid S. Miller <davem@davemloft.net>2020-07-01 17:43:27 -0700
commitb97e9d9d67c88bc413a3c27734d45d98d8d52b00 (patch)
tree69be6fcad90647e2ba13290cba11ccb8492fe81b /net/sched/Kconfig
parentMerge branch '40GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue (diff)
downloadlinux-dev-b97e9d9d67c88bc413a3c27734d45d98d8d52b00.tar.xz
linux-dev-b97e9d9d67c88bc413a3c27734d45d98d8d52b00.zip
net: sched: Allow changing default qdisc to FQ-PIE
Similar to fq_codel and the other qdiscs that can set as default, fq_pie is also suitable for general use without explicit configuration, which makes it a valid choice for this. This is useful in situations where a painless out-of-the-box solution for reducing bufferbloat is desired but fq_codel is not necessarily the best choice. For example, fq_pie can be better for DASH streaming, but there could be more cases where it's the better choice of the two simple AQMs available in the kernel. Signed-off-by: Danny Lin <danny@kdrag0n.dev> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/Kconfig')
-rw-r--r--net/sched/Kconfig4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/sched/Kconfig b/net/sched/Kconfig
index 84badf00647e..a3b37d88800e 100644
--- a/net/sched/Kconfig
+++ b/net/sched/Kconfig
@@ -468,6 +468,9 @@ choice
config DEFAULT_FQ_CODEL
bool "Fair Queue Controlled Delay" if NET_SCH_FQ_CODEL
+ config DEFAULT_FQ_PIE
+ bool "Flow Queue Proportional Integral controller Enhanced" if NET_SCH_FQ_PIE
+
config DEFAULT_SFQ
bool "Stochastic Fair Queue" if NET_SCH_SFQ
@@ -480,6 +483,7 @@ config DEFAULT_NET_SCH
default "pfifo_fast" if DEFAULT_PFIFO_FAST
default "fq" if DEFAULT_FQ
default "fq_codel" if DEFAULT_FQ_CODEL
+ default "fq_pie" if DEFAULT_FQ_PIE
default "sfq" if DEFAULT_SFQ
default "pfifo_fast"
endif