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authorAlexander Aring <aring@mojatatu.com>2017-12-20 12:35:21 -0500
committerDavid S. Miller <davem@davemloft.net>2017-12-21 12:32:51 -0500
commita38a98821c939e67e5906bddbed1d15af5ca860d (patch)
tree9f6274490d3b996c5bbdd6cf6505f76f79b0920d /net/sched/sch_drr.c
parentd0bd684dddab51ed017ece0359f26b038ec31940 (diff)
downloadop-kernel-dev-a38a98821c939e67e5906bddbed1d15af5ca860d.zip
op-kernel-dev-a38a98821c939e67e5906bddbed1d15af5ca860d.tar.gz
net: sch: api: add extack support in qdisc_create_dflt
This patch adds extack support for the function qdisc_create_dflt which is a common used function in the tc subsystem. Callers which are interested in the receiving error can assign extack to get a more detailed information why qdisc_create_dflt failed. The function qdisc_create_dflt will also call an init callback which can fail by any per-qdisc specific handling. Cc: David Ahern <dsahern@gmail.com> Acked-by: Jamal Hadi Salim <jhs@mojatatu.com> Signed-off-by: Alexander Aring <aring@mojatatu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_drr.c')
-rw-r--r--net/sched/sch_drr.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c
index 9dfff06..bf638ce5 100644
--- a/net/sched/sch_drr.c
+++ b/net/sched/sch_drr.c
@@ -114,7 +114,8 @@ static int drr_change_class(struct Qdisc *sch, u32 classid, u32 parentid,
cl->common.classid = classid;
cl->quantum = quantum;
cl->qdisc = qdisc_create_dflt(sch->dev_queue,
- &pfifo_qdisc_ops, classid);
+ &pfifo_qdisc_ops, classid,
+ NULL);
if (cl->qdisc == NULL)
cl->qdisc = &noop_qdisc;
else
@@ -209,8 +210,8 @@ static int drr_graft_class(struct Qdisc *sch, unsigned long arg,
struct drr_class *cl = (struct drr_class *)arg;
if (new == NULL) {
- new = qdisc_create_dflt(sch->dev_queue,
- &pfifo_qdisc_ops, cl->common.classid);
+ new = qdisc_create_dflt(sch->dev_queue, &pfifo_qdisc_ops,
+ cl->common.classid, NULL);
if (new == NULL)
new = &noop_qdisc;
}
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