kernel: remove linux 3.18 support

No targets are using it anymore

Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>

1 files changed, 0 insertions, 63 deletions

diff --git a/target/linux/generic/pending-3.18/657-qdisc_reduce_truesize.patch b/target/linux/generic/pending-3.18/657-qdisc_reduce_truesize.patch
deleted file mode 100644
index 410e0b763d..0000000000
--- a/target/linux/generic/pending-3.18/657-qdisc_reduce_truesize.patch
+++ /dev/null
@@ -1,63 +0,0 @@
-From bc9fec2f87d57bdbff30d296605e24504513f65c Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Dave=20T=C3=A4ht?= <dave.taht@bufferbloat.net>
-Date: Mon, 17 Sep 2012 19:20:22 -0700
-Subject: [PATCH 4/7] net: add skb_reduce_truesize support to common qdiscs
-
-Reduce skb size under load when queues begin to fill on the
-commont qdiscs.
----
- net/sched/sch_codel.c    |    2 ++
- net/sched/sch_fifo.c     |   12 ++++++++----
- net/sched/sch_fq_codel.c |    2 ++
- 3 files changed, 12 insertions(+), 4 deletions(-)
-
---- a/net/sched/sch_codel.c
-+++ b/net/sched/sch_codel.c
-@@ -97,6 +97,8 @@ static int codel_qdisc_enqueue(struct sk
- 	struct codel_sched_data *q;
- 
- 	if (likely(qdisc_qlen(sch) < sch->limit)) {
-+		if(qdisc_qlen(sch) > 128)
-+			skb = skb_reduce_truesize(skb);
- 		codel_set_enqueue_time(skb);
- 		return qdisc_enqueue_tail(skb, sch);
- 	}
---- a/net/sched/sch_fifo.c
-+++ b/net/sched/sch_fifo.c
-@@ -29,17 +29,21 @@ static int bfifo_enqueue(struct sk_buff
- 
- static int pfifo_enqueue(struct sk_buff *skb, struct Qdisc *sch)
- {
--	if (likely(skb_queue_len(&sch->q) < sch->limit))
-+	if (likely(skb_queue_len(&sch->q) < sch->limit)) {
-+		if (skb_queue_len(&sch->q) > 128)
-+			skb = skb_reduce_truesize(skb);
- 		return qdisc_enqueue_tail(skb, sch);
--
-+	}
- 	return qdisc_reshape_fail(skb, sch);
- }
- 
- static int pfifo_tail_enqueue(struct sk_buff *skb, struct Qdisc *sch)
- {
--	if (likely(skb_queue_len(&sch->q) < sch->limit))
-+	if (likely(skb_queue_len(&sch->q) < sch->limit)) {
-+		if (skb_queue_len(&sch->q) > 128)
-+			skb = skb_reduce_truesize(skb);
- 		return qdisc_enqueue_tail(skb, sch);
--
-+	}
- 	/* queue full, remove one skb to fulfill the limit */
- 	__qdisc_queue_drop_head(sch, &sch->q);
- 	qdisc_qstats_drop(sch);
---- a/net/sched/sch_fq_codel.c
-+++ b/net/sched/sch_fq_codel.c
-@@ -185,6 +185,8 @@ static int fq_codel_enqueue(struct sk_bu
- 		return ret;
- 	}
- 	idx--;
-+	if (sch->q.qlen > 128)
-+		skb = skb_reduce_truesize(skb);
- 
- 	codel_set_enqueue_time(skb);
- 	flow = &q->flows[idx];