Date: Fri, 7 Jul 2017 17:21:53 +0200
Subject: hack: net: fq_codel: tune defaults for small devices
+Assume that x86_64 devices always have a big memory and do not need this
+optimization compared to devices with only 32 MB or 64 MB RAM.
+
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
net/sched/sch_fq_codel.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
-diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c
-index a5ea0e9b6be4..4467b95795bf 100644
--- a/net/sched/sch_fq_codel.c
+++ b/net/sched/sch_fq_codel.c
-@@ -479,7 +479,7 @@ static int fq_codel_init(struct Qdisc *sch, struct nlattr *opt)
+@@ -485,7 +485,11 @@ static int fq_codel_init(struct Qdisc *s
sch->limit = 10*1024;
q->flows_cnt = 1024;
-- q->memory_limit = 32 << 20; /* 32 MBytes */
++#ifdef CONFIG_X86_64
+ q->memory_limit = 32 << 20; /* 32 MBytes */
++#else
+ q->memory_limit = 4 << 20; /* 4 MBytes */
++#endif
q->drop_batch_size = 64;
q->quantum = psched_mtu(qdisc_dev(sch));
q->perturbation = prandom_u32();
---
-2.11.0
-