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Message-Id: <20171206160845.6646-3-aring@mojatatu.com>
Date: Wed, 6 Dec 2017 11:08:41 -0500
From: Alexander Aring <aring@...atatu.com>
To: davem@...emloft.net
Cc: jhs@...atatu.com, xiyou.wangcong@...il.com, jiri@...nulli.us,
netdev@...r.kernel.org, kernel@...atatu.com,
Alexander Aring <aring@...atatu.com>,
David Ahern <dsahern@...il.com>
Subject: [PATCH net-next 2/6] net: sched: sch: add extack for init callback
This patch adds extack support for init callback to prepare per-qdisc
specific changes for extack.
Cc: David Ahern <dsahern@...il.com>
Signed-off-by: Alexander Aring <aring@...atatu.com>
---
include/net/sch_generic.h | 3 ++-
net/sched/sch_api.c | 2 +-
net/sched/sch_cbq.c | 3 ++-
net/sched/sch_cbs.c | 3 ++-
net/sched/sch_choke.c | 3 ++-
net/sched/sch_codel.c | 3 ++-
net/sched/sch_drr.c | 3 ++-
net/sched/sch_dsmark.c | 3 ++-
net/sched/sch_fifo.c | 14 ++++++++++----
net/sched/sch_fq.c | 3 ++-
net/sched/sch_fq_codel.c | 3 ++-
net/sched/sch_generic.c | 8 +++++---
net/sched/sch_gred.c | 3 ++-
net/sched/sch_hfsc.c | 3 ++-
net/sched/sch_hhf.c | 3 ++-
net/sched/sch_htb.c | 3 ++-
net/sched/sch_ingress.c | 6 ++++--
net/sched/sch_mq.c | 3 ++-
net/sched/sch_mqprio.c | 3 ++-
net/sched/sch_multiq.c | 3 ++-
net/sched/sch_netem.c | 3 ++-
net/sched/sch_pie.c | 3 ++-
net/sched/sch_plug.c | 3 ++-
net/sched/sch_prio.c | 3 ++-
net/sched/sch_qfq.c | 3 ++-
net/sched/sch_red.c | 3 ++-
net/sched/sch_sfb.c | 3 ++-
net/sched/sch_sfq.c | 3 ++-
net/sched/sch_tbf.c | 3 ++-
net/sched/sch_teql.c | 3 ++-
30 files changed, 72 insertions(+), 36 deletions(-)
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 7dd8b0b0d244..a6974a46c9da 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -186,7 +186,8 @@ struct Qdisc_ops {
struct sk_buff * (*dequeue)(struct Qdisc *);
struct sk_buff * (*peek)(struct Qdisc *);
- int (*init)(struct Qdisc *sch, struct nlattr *arg);
+ int (*init)(struct Qdisc *sch, struct nlattr *arg,
+ struct netlink_ext_ack *extack);
void (*reset)(struct Qdisc *);
void (*destroy)(struct Qdisc *);
int (*change)(struct Qdisc *sch,
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 7b52a16d2fea..c9b9136a3e30 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -1083,7 +1083,7 @@ static struct Qdisc *qdisc_create(struct net_device *dev,
}
if (ops->init) {
- err = ops->init(sch, tca[TCA_OPTIONS]);
+ err = ops->init(sch, tca[TCA_OPTIONS], extack);
if (err != 0)
goto err_out5;
}
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 525eb3a6d625..845f1ebbb217 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -1132,7 +1132,8 @@ static const struct nla_policy cbq_policy[TCA_CBQ_MAX + 1] = {
[TCA_CBQ_POLICE] = { .len = sizeof(struct tc_cbq_police) },
};
-static int cbq_init(struct Qdisc *sch, struct nlattr *opt)
+static int cbq_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct cbq_sched_data *q = qdisc_priv(sch);
struct nlattr *tb[TCA_CBQ_MAX + 1];
diff --git a/net/sched/sch_cbs.c b/net/sched/sch_cbs.c
index 7a72980c1509..d77c632a276c 100644
--- a/net/sched/sch_cbs.c
+++ b/net/sched/sch_cbs.c
@@ -291,7 +291,8 @@ static int cbs_change(struct Qdisc *sch, struct nlattr *opt)
return 0;
}
-static int cbs_init(struct Qdisc *sch, struct nlattr *opt)
+static int cbs_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct cbs_sched_data *q = qdisc_priv(sch);
struct net_device *dev = qdisc_dev(sch);
diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c
index b30a2c70bd48..f3f773ff9ac4 100644
--- a/net/sched/sch_choke.c
+++ b/net/sched/sch_choke.c
@@ -428,7 +428,8 @@ static int choke_change(struct Qdisc *sch, struct nlattr *opt)
return 0;
}
-static int choke_init(struct Qdisc *sch, struct nlattr *opt)
+static int choke_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
return choke_change(sch, opt);
}
diff --git a/net/sched/sch_codel.c b/net/sched/sch_codel.c
index c518a1efcb9d..7221244e7f3b 100644
--- a/net/sched/sch_codel.c
+++ b/net/sched/sch_codel.c
@@ -184,7 +184,8 @@ static int codel_change(struct Qdisc *sch, struct nlattr *opt)
return 0;
}
-static int codel_init(struct Qdisc *sch, struct nlattr *opt)
+static int codel_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct codel_sched_data *q = qdisc_priv(sch);
diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c
index 5bbcef3dcd8c..1a88473cd768 100644
--- a/net/sched/sch_drr.c
+++ b/net/sched/sch_drr.c
@@ -408,7 +408,8 @@ static struct sk_buff *drr_dequeue(struct Qdisc *sch)
return NULL;
}
-static int drr_init_qdisc(struct Qdisc *sch, struct nlattr *opt)
+static int drr_init_qdisc(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct drr_sched *q = qdisc_priv(sch);
int err;
diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c
index fb4fb71c68cf..16dd480b5583 100644
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -330,7 +330,8 @@ static struct sk_buff *dsmark_peek(struct Qdisc *sch)
return p->q->ops->peek(p->q);
}
-static int dsmark_init(struct Qdisc *sch, struct nlattr *opt)
+static int dsmark_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct dsmark_qdisc_data *p = qdisc_priv(sch);
struct nlattr *tb[TCA_DSMARK_MAX + 1];
diff --git a/net/sched/sch_fifo.c b/net/sched/sch_fifo.c
index 1e37247656f8..a2d1c9f9b798 100644
--- a/net/sched/sch_fifo.c
+++ b/net/sched/sch_fifo.c
@@ -55,7 +55,8 @@ static int pfifo_tail_enqueue(struct sk_buff *skb, struct Qdisc *sch,
return NET_XMIT_CN;
}
-static int fifo_init(struct Qdisc *sch, struct nlattr *opt)
+static int fifo_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
bool bypass;
bool is_bfifo = sch->ops == &bfifo_qdisc_ops;
@@ -88,6 +89,11 @@ static int fifo_init(struct Qdisc *sch, struct nlattr *opt)
return 0;
}
+static int fifo_change(struct Qdisc *sch, struct nlattr *opt)
+{
+ return fifo_init(sch, opt, NULL);
+}
+
static int fifo_dump(struct Qdisc *sch, struct sk_buff *skb)
{
struct tc_fifo_qopt opt = { .limit = sch->limit };
@@ -108,7 +114,7 @@ struct Qdisc_ops pfifo_qdisc_ops __read_mostly = {
.peek = qdisc_peek_head,
.init = fifo_init,
.reset = qdisc_reset_queue,
- .change = fifo_init,
+ .change = fifo_change,
.dump = fifo_dump,
.owner = THIS_MODULE,
};
@@ -122,7 +128,7 @@ struct Qdisc_ops bfifo_qdisc_ops __read_mostly = {
.peek = qdisc_peek_head,
.init = fifo_init,
.reset = qdisc_reset_queue,
- .change = fifo_init,
+ .change = fifo_change,
.dump = fifo_dump,
.owner = THIS_MODULE,
};
@@ -136,7 +142,7 @@ struct Qdisc_ops pfifo_head_drop_qdisc_ops __read_mostly = {
.peek = qdisc_peek_head,
.init = fifo_init,
.reset = qdisc_reset_queue,
- .change = fifo_init,
+ .change = fifo_change,
.dump = fifo_dump,
.owner = THIS_MODULE,
};
diff --git a/net/sched/sch_fq.c b/net/sched/sch_fq.c
index 263d16e3219e..c9f61ffe220e 100644
--- a/net/sched/sch_fq.c
+++ b/net/sched/sch_fq.c
@@ -788,7 +788,8 @@ static void fq_destroy(struct Qdisc *sch)
qdisc_watchdog_cancel(&q->watchdog);
}
-static int fq_init(struct Qdisc *sch, struct nlattr *opt)
+static int fq_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct fq_sched_data *q = qdisc_priv(sch);
int err;
diff --git a/net/sched/sch_fq_codel.c b/net/sched/sch_fq_codel.c
index 0305d791ea94..5d0b20898ffa 100644
--- a/net/sched/sch_fq_codel.c
+++ b/net/sched/sch_fq_codel.c
@@ -458,7 +458,8 @@ static void fq_codel_destroy(struct Qdisc *sch)
kvfree(q->flows);
}
-static int fq_codel_init(struct Qdisc *sch, struct nlattr *opt)
+static int fq_codel_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct fq_codel_sched_data *q = qdisc_priv(sch);
int i;
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 3839cbbdc32b..0f26a6026988 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -434,7 +434,8 @@ struct Qdisc noop_qdisc = {
};
EXPORT_SYMBOL(noop_qdisc);
-static int noqueue_init(struct Qdisc *qdisc, struct nlattr *opt)
+static int noqueue_init(struct Qdisc *qdisc, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
/* register_qdisc() assigns a default of noop_enqueue if unset,
* but __dev_queue_xmit() treats noqueue only as such
@@ -567,7 +568,8 @@ static int pfifo_fast_dump(struct Qdisc *qdisc, struct sk_buff *skb)
return -1;
}
-static int pfifo_fast_init(struct Qdisc *qdisc, struct nlattr *opt)
+static int pfifo_fast_init(struct Qdisc *qdisc, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
int prio;
struct pfifo_fast_priv *priv = qdisc_priv(qdisc);
@@ -666,7 +668,7 @@ struct Qdisc *qdisc_create_dflt(struct netdev_queue *dev_queue,
}
sch->parent = parentid;
- if (!ops->init || ops->init(sch, NULL) == 0)
+ if (!ops->init || ops->init(sch, NULL, NULL) == 0)
return sch;
qdisc_destroy(sch);
diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c
index 17c7130454bd..be22b1f4ee12 100644
--- a/net/sched/sch_gred.c
+++ b/net/sched/sch_gred.c
@@ -462,7 +462,8 @@ static int gred_change(struct Qdisc *sch, struct nlattr *opt)
return err;
}
-static int gred_init(struct Qdisc *sch, struct nlattr *opt)
+static int gred_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct nlattr *tb[TCA_GRED_MAX + 1];
int err;
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index d04068a97d81..eca5e34ceb6f 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -1388,7 +1388,8 @@ hfsc_schedule_watchdog(struct Qdisc *sch)
}
static int
-hfsc_init_qdisc(struct Qdisc *sch, struct nlattr *opt)
+hfsc_init_qdisc(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct hfsc_sched *q = qdisc_priv(sch);
struct tc_hfsc_qopt *qopt;
diff --git a/net/sched/sch_hhf.c b/net/sched/sch_hhf.c
index 73a53c08091b..b3a80f0ed4b0 100644
--- a/net/sched/sch_hhf.c
+++ b/net/sched/sch_hhf.c
@@ -571,7 +571,8 @@ static int hhf_change(struct Qdisc *sch, struct nlattr *opt)
return 0;
}
-static int hhf_init(struct Qdisc *sch, struct nlattr *opt)
+static int hhf_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct hhf_sched_data *q = qdisc_priv(sch);
int i;
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index fa0380730ff0..41d9b7da9273 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -1017,7 +1017,8 @@ static void htb_work_func(struct work_struct *work)
rcu_read_unlock();
}
-static int htb_init(struct Qdisc *sch, struct nlattr *opt)
+static int htb_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct htb_sched *q = qdisc_priv(sch);
struct nlattr *tb[TCA_HTB_MAX + 1];
diff --git a/net/sched/sch_ingress.c b/net/sched/sch_ingress.c
index 5ecc38f35d47..c703cf3a0bed 100644
--- a/net/sched/sch_ingress.c
+++ b/net/sched/sch_ingress.c
@@ -62,7 +62,8 @@ static void clsact_chain_head_change(struct tcf_proto *tp_head, void *priv)
mini_qdisc_pair_swap(miniqp, tp_head);
}
-static int ingress_init(struct Qdisc *sch, struct nlattr *opt)
+static int ingress_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct ingress_sched_data *q = qdisc_priv(sch);
struct net_device *dev = qdisc_dev(sch);
@@ -166,7 +167,8 @@ static struct tcf_block *clsact_tcf_block(struct Qdisc *sch, unsigned long cl)
}
}
-static int clsact_init(struct Qdisc *sch, struct nlattr *opt)
+static int clsact_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct clsact_sched_data *q = qdisc_priv(sch);
struct net_device *dev = qdisc_dev(sch);
diff --git a/net/sched/sch_mq.c b/net/sched/sch_mq.c
index 213b586a06a0..c4f160495366 100644
--- a/net/sched/sch_mq.c
+++ b/net/sched/sch_mq.c
@@ -35,7 +35,8 @@ static void mq_destroy(struct Qdisc *sch)
kfree(priv->qdiscs);
}
-static int mq_init(struct Qdisc *sch, struct nlattr *opt)
+static int mq_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct net_device *dev = qdisc_dev(sch);
struct mq_sched *priv = qdisc_priv(sch);
diff --git a/net/sched/sch_mqprio.c b/net/sched/sch_mqprio.c
index b85885a9d8a1..9355c4a4686c 100644
--- a/net/sched/sch_mqprio.c
+++ b/net/sched/sch_mqprio.c
@@ -132,7 +132,8 @@ static int parse_attr(struct nlattr *tb[], int maxtype, struct nlattr *nla,
return 0;
}
-static int mqprio_init(struct Qdisc *sch, struct nlattr *opt)
+static int mqprio_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct net_device *dev = qdisc_dev(sch);
struct mqprio_sched *priv = qdisc_priv(sch);
diff --git a/net/sched/sch_multiq.c b/net/sched/sch_multiq.c
index 012216386c0b..7ed50e653d1a 100644
--- a/net/sched/sch_multiq.c
+++ b/net/sched/sch_multiq.c
@@ -236,7 +236,8 @@ static int multiq_tune(struct Qdisc *sch, struct nlattr *opt)
return 0;
}
-static int multiq_init(struct Qdisc *sch, struct nlattr *opt)
+static int multiq_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct multiq_sched_data *q = qdisc_priv(sch);
int i, err;
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index dd70924cbcdf..6490ce08d29e 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -984,7 +984,8 @@ static int netem_change(struct Qdisc *sch, struct nlattr *opt)
return ret;
}
-static int netem_init(struct Qdisc *sch, struct nlattr *opt)
+static int netem_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct netem_sched_data *q = qdisc_priv(sch);
int ret;
diff --git a/net/sched/sch_pie.c b/net/sched/sch_pie.c
index 776c694c77c7..c4c87ed3971f 100644
--- a/net/sched/sch_pie.c
+++ b/net/sched/sch_pie.c
@@ -439,7 +439,8 @@ static void pie_timer(struct timer_list *t)
}
-static int pie_init(struct Qdisc *sch, struct nlattr *opt)
+static int pie_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct pie_sched_data *q = qdisc_priv(sch);
diff --git a/net/sched/sch_plug.c b/net/sched/sch_plug.c
index 1c6cbab3e7b9..d9c6fbe55ae5 100644
--- a/net/sched/sch_plug.c
+++ b/net/sched/sch_plug.c
@@ -123,7 +123,8 @@ static struct sk_buff *plug_dequeue(struct Qdisc *sch)
return qdisc_dequeue_head(sch);
}
-static int plug_init(struct Qdisc *sch, struct nlattr *opt)
+static int plug_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct plug_sched_data *q = qdisc_priv(sch);
diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c
index 2c79559a0d31..8632d795e6ee 100644
--- a/net/sched/sch_prio.c
+++ b/net/sched/sch_prio.c
@@ -205,7 +205,8 @@ static int prio_tune(struct Qdisc *sch, struct nlattr *opt)
return 0;
}
-static int prio_init(struct Qdisc *sch, struct nlattr *opt)
+static int prio_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct prio_sched_data *q = qdisc_priv(sch);
int err;
diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c
index 6962b37a3ad3..7c1b976314bd 100644
--- a/net/sched/sch_qfq.c
+++ b/net/sched/sch_qfq.c
@@ -1413,7 +1413,8 @@ static void qfq_qlen_notify(struct Qdisc *sch, unsigned long arg)
qfq_deactivate_class(q, cl);
}
-static int qfq_init_qdisc(struct Qdisc *sch, struct nlattr *opt)
+static int qfq_init_qdisc(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct qfq_sched *q = qdisc_priv(sch);
struct qfq_group *grp;
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 7f8ea9e297c3..bf1b72b8f0de 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -262,7 +262,8 @@ static inline void red_adaptative_timer(struct timer_list *t)
spin_unlock(root_lock);
}
-static int red_init(struct Qdisc *sch, struct nlattr *opt)
+static int red_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct red_sched_data *q = qdisc_priv(sch);
diff --git a/net/sched/sch_sfb.c b/net/sched/sch_sfb.c
index 0678debdd856..b2205eaa0f51 100644
--- a/net/sched/sch_sfb.c
+++ b/net/sched/sch_sfb.c
@@ -549,7 +549,8 @@ static int sfb_change(struct Qdisc *sch, struct nlattr *opt)
return 0;
}
-static int sfb_init(struct Qdisc *sch, struct nlattr *opt)
+static int sfb_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct sfb_sched_data *q = qdisc_priv(sch);
int err;
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index 09c1203c1711..0af813ed67c2 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -718,7 +718,8 @@ static void sfq_destroy(struct Qdisc *sch)
kfree(q->red_parms);
}
-static int sfq_init(struct Qdisc *sch, struct nlattr *opt)
+static int sfq_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct sfq_sched_data *q = qdisc_priv(sch);
int i;
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index 120f4f365967..6fbfce047d4c 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -421,7 +421,8 @@ static int tbf_change(struct Qdisc *sch, struct nlattr *opt)
return err;
}
-static int tbf_init(struct Qdisc *sch, struct nlattr *opt)
+static int tbf_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct tbf_sched_data *q = qdisc_priv(sch);
diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c
index 9fe6b427afed..93f04cf5cac1 100644
--- a/net/sched/sch_teql.c
+++ b/net/sched/sch_teql.c
@@ -167,7 +167,8 @@ teql_destroy(struct Qdisc *sch)
}
}
-static int teql_qdisc_init(struct Qdisc *sch, struct nlattr *opt)
+static int teql_qdisc_init(struct Qdisc *sch, struct nlattr *opt,
+ struct netlink_ext_ack *extack)
{
struct net_device *dev = qdisc_dev(sch);
struct teql_master *m = (struct teql_master *)sch->ops;
--
2.11.0
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