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net: sched: sch: add extack for block callback

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This patch adds extack support for block callback to prepare per-qdisc
specific changes for extack.

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>
This commit is contained in:
Alexander Aring 2017-12-20 12:35:16 -05:00 committed by David S. Miller
parent 793d81d6a1
commit cbaacc4e8a
16 changed files with 33 additions and 18 deletions
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3
include/net/sch_generic.h
View file

@ -165,7 +165,8 @@ struct Qdisc_class_ops {
/* Filter manipulation */
struct tcf_block * (*tcf_block)(struct Qdisc *sch,
unsigned long arg);
unsigned long arg,
struct netlink_ext_ack *extack);
unsigned long (*bind_tcf)(struct Qdisc *, unsigned long,
u32 classid);
void (*unbind_tcf)(struct Qdisc *, unsigned long);

4
net/sched/cls_api.c
View file

@ -793,7 +793,7 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n,
}
/* And the last stroke */
block = cops->tcf_block(q, cl);
block = cops->tcf_block(q, cl, extack);
if (!block) {
err = -EINVAL;
goto errout;
@ -1040,7 +1040,7 @@ static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb)
if (cl == 0)
goto out;
}
block = cops->tcf_block(q, cl);
block = cops->tcf_block(q, cl, NULL);
if (!block)
goto out;

2
net/sched/sch_api.c
View file

@ -1760,7 +1760,7 @@ static void tc_bind_tclass(struct Qdisc *q, u32 portid, u32 clid,
cl = cops->find(q, portid);
if (!cl)
return;
block = cops->tcf_block(q, cl);
block = cops->tcf_block(q, cl, NULL);
if (!block)
return;
list_for_each_entry(chain, &block->chain_list, list) {

3
net/sched/sch_atm.c
View file

@ -357,7 +357,8 @@ static void atm_tc_walk(struct Qdisc *sch, struct qdisc_walker *walker)
}
}
static struct tcf_block *atm_tc_tcf_block(struct Qdisc *sch, unsigned long cl)
static struct tcf_block *atm_tc_tcf_block(struct Qdisc *sch, unsigned long cl,
struct netlink_ext_ack *extack)
{
struct atm_qdisc_data *p = qdisc_priv(sch);
struct atm_flow_data *flow = (struct atm_flow_data *)cl;

3
net/sched/sch_cbq.c
View file

@ -1679,7 +1679,8 @@ static int cbq_delete(struct Qdisc *sch, unsigned long arg)
return 0;
}
static struct tcf_block *cbq_tcf_block(struct Qdisc *sch, unsigned long arg)
static struct tcf_block *cbq_tcf_block(struct Qdisc *sch, unsigned long arg,
struct netlink_ext_ack *extack)
{
struct cbq_sched_data *q = qdisc_priv(sch);
struct cbq_class *cl = (struct cbq_class *)arg;

3
net/sched/sch_drr.c
View file

@ -173,7 +173,8 @@ static unsigned long drr_search_class(struct Qdisc *sch, u32 classid)
return (unsigned long)drr_find_class(sch, classid);
}
static struct tcf_block *drr_tcf_block(struct Qdisc *sch, unsigned long cl)
static struct tcf_block *drr_tcf_block(struct Qdisc *sch, unsigned long cl,
struct netlink_ext_ack *extack)
{
struct drr_sched *q = qdisc_priv(sch);

3
net/sched/sch_dsmark.c
View file

@ -185,7 +185,8 @@ static void dsmark_walk(struct Qdisc *sch, struct qdisc_walker *walker)
}
}
static struct tcf_block *dsmark_tcf_block(struct Qdisc *sch, unsigned long cl)
static struct tcf_block *dsmark_tcf_block(struct Qdisc *sch, unsigned long cl,
struct netlink_ext_ack *extack)
{
struct dsmark_qdisc_data *p = qdisc_priv(sch);

3
net/sched/sch_fq_codel.c
View file

@ -597,7 +597,8 @@ static void fq_codel_unbind(struct Qdisc *q, unsigned long cl)
{
}
static struct tcf_block *fq_codel_tcf_block(struct Qdisc *sch, unsigned long cl)
static struct tcf_block *fq_codel_tcf_block(struct Qdisc *sch, unsigned long cl,
struct netlink_ext_ack *extack)
{
struct fq_codel_sched_data *q = qdisc_priv(sch);

3
net/sched/sch_hfsc.c
View file

@ -1247,7 +1247,8 @@ hfsc_unbind_tcf(struct Qdisc *sch, unsigned long arg)
cl->filter_cnt--;
}
static struct tcf_block *hfsc_tcf_block(struct Qdisc *sch, unsigned long arg)
static struct tcf_block *hfsc_tcf_block(struct Qdisc *sch, unsigned long arg,
struct netlink_ext_ack *extack)
{
struct hfsc_sched *q = qdisc_priv(sch);
struct hfsc_class *cl = (struct hfsc_class *)arg;

3
net/sched/sch_htb.c
View file

@ -1525,7 +1525,8 @@ static int htb_change_class(struct Qdisc *sch, u32 classid,
return err;
}
static struct tcf_block *htb_tcf_block(struct Qdisc *sch, unsigned long arg)
static struct tcf_block *htb_tcf_block(struct Qdisc *sch, unsigned long arg,
struct netlink_ext_ack *extack)
{
struct htb_sched *q = qdisc_priv(sch);
struct htb_class *cl = (struct htb_class *)arg;

6
net/sched/sch_ingress.c
View file

@ -48,7 +48,8 @@ static void ingress_walk(struct Qdisc *sch, struct qdisc_walker *walker)
{
}
static struct tcf_block *ingress_tcf_block(struct Qdisc *sch, unsigned long cl)
static struct tcf_block *ingress_tcf_block(struct Qdisc *sch, unsigned long cl,
struct netlink_ext_ack *extack)
{
struct ingress_sched_data *q = qdisc_priv(sch);
@ -154,7 +155,8 @@ static unsigned long clsact_bind_filter(struct Qdisc *sch,
return clsact_find(sch, classid);
}
static struct tcf_block *clsact_tcf_block(struct Qdisc *sch, unsigned long cl)
static struct tcf_block *clsact_tcf_block(struct Qdisc *sch, unsigned long cl,
struct netlink_ext_ack *extack)
{
struct clsact_sched_data *q = qdisc_priv(sch);

3
net/sched/sch_multiq.c
View file

@ -371,7 +371,8 @@ static void multiq_walk(struct Qdisc *sch, struct qdisc_walker *arg)
}
}
static struct tcf_block *multiq_tcf_block(struct Qdisc *sch, unsigned long cl)
static struct tcf_block *multiq_tcf_block(struct Qdisc *sch, unsigned long cl,
struct netlink_ext_ack *extack)
{
struct multiq_sched_data *q = qdisc_priv(sch);

3
net/sched/sch_prio.c
View file

@ -329,7 +329,8 @@ static void prio_walk(struct Qdisc *sch, struct qdisc_walker *arg)
}
}
static struct tcf_block *prio_tcf_block(struct Qdisc *sch, unsigned long cl)
static struct tcf_block *prio_tcf_block(struct Qdisc *sch, unsigned long cl,
struct netlink_ext_ack *extack)
{
struct prio_sched_data *q = qdisc_priv(sch);

3
net/sched/sch_qfq.c
View file

@ -565,7 +565,8 @@ static unsigned long qfq_search_class(struct Qdisc *sch, u32 classid)
return (unsigned long)qfq_find_class(sch, classid);
}
static struct tcf_block *qfq_tcf_block(struct Qdisc *sch, unsigned long cl)
static struct tcf_block *qfq_tcf_block(struct Qdisc *sch, unsigned long cl,
struct netlink_ext_ack *extack)
{
struct qfq_sched *q = qdisc_priv(sch);

3
net/sched/sch_sfb.c
View file

@ -668,7 +668,8 @@ static void sfb_walk(struct Qdisc *sch, struct qdisc_walker *walker)
}
}
static struct tcf_block *sfb_tcf_block(struct Qdisc *sch, unsigned long cl)
static struct tcf_block *sfb_tcf_block(struct Qdisc *sch, unsigned long cl,
struct netlink_ext_ack *extack)
{
struct sfb_sched_data *q = qdisc_priv(sch);

3
net/sched/sch_sfq.c
View file

@ -837,7 +837,8 @@ static void sfq_unbind(struct Qdisc *q, unsigned long cl)
{
}
static struct tcf_block *sfq_tcf_block(struct Qdisc *sch, unsigned long cl)
static struct tcf_block *sfq_tcf_block(struct Qdisc *sch, unsigned long cl,
struct netlink_ext_ack *extack)
{
struct sfq_sched_data *q = qdisc_priv(sch);