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author | Imre Kaloz <kaloz@openwrt.org> | 2015-03-26 09:42:59 +0000 |
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committer | Imre Kaloz <kaloz@openwrt.org> | 2015-03-26 09:42:59 +0000 |
commit | b22936646d66f2a36a70ddeb9c66a44f07b8c4ac (patch) | |
tree | 485bf7cec86903e0ab0d5cbf0daa13e36e3ab5f1 /target/linux/generic/patches-3.19/657-qdisc_reduce_truesize.patch | |
parent | 90cd852f2508f82c8e02c5ee6b97ba7bf1823c55 (diff) | |
download | upstream-b22936646d66f2a36a70ddeb9c66a44f07b8c4ac.tar.gz upstream-b22936646d66f2a36a70ddeb9c66a44f07b8c4ac.tar.bz2 upstream-b22936646d66f2a36a70ddeb9c66a44f07b8c4ac.zip |
drop 3.19 support
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@45002 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-3.19/657-qdisc_reduce_truesize.patch')
-rw-r--r-- | target/linux/generic/patches-3.19/657-qdisc_reduce_truesize.patch | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/target/linux/generic/patches-3.19/657-qdisc_reduce_truesize.patch b/target/linux/generic/patches-3.19/657-qdisc_reduce_truesize.patch deleted file mode 100644 index 6777eecf5a..0000000000 --- a/target/linux/generic/patches-3.19/657-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 -@@ -96,6 +96,8 @@ 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]; |