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Message-ID: <20070131143522.GB3521@ff.dom.local>
Date: Wed, 31 Jan 2007 15:35:22 +0100
From: Jarek Poplawski <jarkao2@...pl>
To: Patrick McHardy <kaber@...sh.net>
Cc: netdev@...r.kernel.org
Subject: [PATCH][NET_SCHED] sch_prio: class statistics printing enabled
(Take 2)
This patch adds a dump_stats callback to enable
printing of basic statistics of prio classes.
Signed-off-by: Jarek Poplawski <jarkao2@...pl>
---
diff -Nurp linux-2.6.20-rc6-/net/sched/sch_prio.c linux-2.6.20-rc6/net/sched/sch_prio.c
--- linux-2.6.20-rc6-/net/sched/sch_prio.c 2007-01-08 20:23:58.000000000 +0100
+++ linux-2.6.20-rc6/net/sched/sch_prio.c 2007-01-31 15:10:27.000000000 +0100
@@ -372,6 +372,23 @@ static int prio_dump_class(struct Qdisc
return 0;
}
+static int prio_dump_class_stats(struct Qdisc *sch, unsigned long cl,
+ struct gnet_dump *d)
+{
+ struct prio_sched_data *q = qdisc_priv(sch);
+ struct Qdisc *cl_q;
+
+ if (cl - 1 > q->bands)
+ return -1;
+
+ cl_q = q->queues[cl - 1];
+ if (gnet_stats_copy_basic(d, &cl_q->bstats) < 0 ||
+ gnet_stats_copy_queue(d, &cl_q->qstats) < 0)
+ return -1;
+
+ return 0;
+}
+
static void prio_walk(struct Qdisc *sch, struct qdisc_walker *arg)
{
struct prio_sched_data *q = qdisc_priv(sch);
@@ -414,6 +431,7 @@ static struct Qdisc_class_ops prio_class
.bind_tcf = prio_bind,
.unbind_tcf = prio_put,
.dump = prio_dump_class,
+ .dump_stats = prio_dump_class_stats,
};
static struct Qdisc_ops prio_qdisc_ops = {
-
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