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authorPatrick McHardy <kaber@trash.net>2008-07-06 02:40:21 -0400
committerDavid S. Miller <davem@davemloft.net>2008-07-06 02:40:21 -0400
commitfb0305ce1b03f6ff17f84f2c63daccecb45f2805 (patch)
treecd0a024459000123cd45b6862b8eb5c7789a72a0 /net/sched/sch_netem.c
parentaee18a8cf28808b7302ef698d77fa73883e60f1b (diff)
net-sched: consolidate default fifo qdisc setup
Signed-off-by: Patrick McHardy <kaber@trash.net> Acked-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_netem.c')
-rw-r--r--net/sched/sch_netem.c24
1 files changed, 1 insertions, 23 deletions
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index c9c649b26eaa..24697667247c 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -310,28 +310,6 @@ static void netem_reset(struct Qdisc *sch)
310 qdisc_watchdog_cancel(&q->watchdog); 310 qdisc_watchdog_cancel(&q->watchdog);
311} 311}
312 312
313/* Pass size change message down to embedded FIFO */
314static int set_fifo_limit(struct Qdisc *q, int limit)
315{
316 struct nlattr *nla;
317 int ret = -ENOMEM;
318
319 /* Hack to avoid sending change message to non-FIFO */
320 if (strncmp(q->ops->id + 1, "fifo", 4) != 0)
321 return 0;
322
323 nla = kmalloc(nla_attr_size(sizeof(struct tc_fifo_qopt)), GFP_KERNEL);
324 if (nla) {
325 nla->nla_type = RTM_NEWQDISC;
326 nla->nla_len = nla_attr_size(sizeof(struct tc_fifo_qopt));
327 ((struct tc_fifo_qopt *)nla_data(nla))->limit = limit;
328
329 ret = q->ops->change(q, nla);
330 kfree(nla);
331 }
332 return ret;
333}
334
335/* 313/*
336 * Distribution data is a variable size payload containing 314 * Distribution data is a variable size payload containing
337 * signed 16 bit values. 315 * signed 16 bit values.
@@ -416,7 +394,7 @@ static int netem_change(struct Qdisc *sch, struct nlattr *opt)
416 if (ret < 0) 394 if (ret < 0)
417 return ret; 395 return ret;
418 396
419 ret = set_fifo_limit(q->qdisc, qopt->limit); 397 ret = fifo_set_limit(q->qdisc, qopt->limit);
420 if (ret) { 398 if (ret) {
421 pr_debug("netem: can't set fifo limit\n"); 399 pr_debug("netem: can't set fifo limit\n");
422 return ret; 400 return ret;