From: Eric Dumazet <eric.dumazet@gmail.com>
To: David Miller <davem@davemloft.net>
Cc: netdev <netdev@vger.kernel.org>
Subject: [PATCH net-next] sch_tbf: report backlog information
Date: Thu, 29 Dec 2011 10:27:44 +0100 [thread overview]
Message-ID: <1325150864.2607.37.camel@edumazet-laptop> (raw)
Provide child qdisc backlog (byte count) information so that "tc -s
qdisc" can report it to user.
qdisc netem 30: root refcnt 18 limit 1000 delay 20.0ms 10.0ms
Sent 948517 bytes 898 pkt (dropped 0, overlimits 0 requeues 1)
rate 175056bit 16pps backlog 114b 1p requeues 1
qdisc tbf 40: parent 30: rate 256000bit burst 20Kb/8 mpu 0b lat 0us
Sent 948517 bytes 898 pkt (dropped 15, overlimits 611 requeues 0)
backlog 18168b 12p requeues 0
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
---
net/sched/sch_tbf.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index 1dcfb52..b8e1563 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -346,6 +346,7 @@ static int tbf_dump(struct Qdisc *sch, struct sk_buff *skb)
struct nlattr *nest;
struct tc_tbf_qopt opt;
+ sch->qstats.backlog = q->qdisc->qstats.backlog;
nest = nla_nest_start(skb, TCA_OPTIONS);
if (nest == NULL)
goto nla_put_failure;
next reply other threads:[~2011-12-29 9:27 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-29 9:27 Eric Dumazet [this message]
2011-12-29 20:07 ` [PATCH net-next] sch_tbf: report backlog information David Miller
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1325150864.2607.37.camel@edumazet-laptop \
--to=eric.dumazet@gmail.com \
--cc=davem@davemloft.net \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox