diff options
| author |   Eric Dumazet <edumazet@google.com> | 2016-06-04 12:55:13 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-06-07 14:49:56 -0700 |
| commit | 80e509db54c81247b32fcb75bb1730fc789b893d (patch) | |
| tree | 6252613ac72781d36051be76b3248cce6f9c3e9a /lib/interval_tree.c | |
| parent | bpf, trace: use READ_ONCE for retrieving file ptr (diff) | |
| download | linux-dev-80e509db54c81247b32fcb75bb1730fc789b893d.tar.xz linux-dev-80e509db54c81247b32fcb75bb1730fc789b893d.zip | |
fq_codel: fix NET_XMIT_CN behavior
My prior attempt to fix the backlogs of parents failed.
If we return NET_XMIT_CN, our parents wont increase their backlog,
so our qdisc_tree_reduce_backlog() should take this into account.
v2: Florian Westphal pointed out that we could drop the packet,
so we need to save qdisc_pkt_len(skb) in a temp variable before
calling fq_codel_drop()
Fixes: 9d18562a2278 ("fq_codel: add batch ability to fq_codel_drop()")
Fixes: 2ccccf5fb43f ("net_sched: update hierarchical backlog too")
Reported-by: Stas Nichiporovich <stasn77@gmail.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: WANG Cong <xiyou.wangcong@gmail.com>
Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Acked-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib/interval_tree.c')
0 files changed, 0 insertions, 0 deletions