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authorAlexander Aring <aring@mojatatu.com>2017-12-20 20:35:21 +0300
committerDavid S. Miller <davem@davemloft.net>2017-12-21 20:32:51 +0300
commita38a98821c939e67e5906bddbed1d15af5ca860d (patch)
tree9f6274490d3b996c5bbdd6cf6505f76f79b0920d /net/sched/sch_prio.c
parentd0bd684dddab51ed017ece0359f26b038ec31940 (diff)
downloadlinux-a38a98821c939e67e5906bddbed1d15af5ca860d.tar.xz
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_prio.c')
-rw-r--r--net/sched/sch_prio.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c
index 502352762f03..fe1510eb111f 100644
--- a/net/sched/sch_prio.c
+++ b/net/sched/sch_prio.c
@@ -176,7 +176,8 @@ static int prio_tune(struct Qdisc *sch, struct nlattr *opt,
/* Before commit, make sure we can allocate all new qdiscs */
for (i = oldbands; i < qopt->bands; i++) {
queues[i] = qdisc_create_dflt(sch->dev_queue, &pfifo_qdisc_ops,
- TC_H_MAKE(sch->handle, i + 1));
+ TC_H_MAKE(sch->handle, i + 1),
+ extack);
if (!queues[i]) {
while (i > oldbands)
qdisc_destroy(queues[--i]);