From: Alexander Aring <aring@mojatatu.com>
Date: Wed, 20 Dec 2017 12:35:16 -0500
Subject: net: sched: sch: add extack for block callback
Patch-mainline: v4.16-rc1
Git-commit: cbaacc4e8a394d63bcd707775ca5bb7a51aaabee
References: bsc#1109837
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>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
include/net/sch_generic.h | 3 ++-
net/sched/cls_api.c | 4 ++--
net/sched/sch_api.c | 2 +-
net/sched/sch_atm.c | 3 ++-
net/sched/sch_cbq.c | 3 ++-
net/sched/sch_drr.c | 3 ++-
net/sched/sch_dsmark.c | 3 ++-
net/sched/sch_fq_codel.c | 3 ++-
net/sched/sch_hfsc.c | 3 ++-
net/sched/sch_htb.c | 3 ++-
net/sched/sch_ingress.c | 6 ++++--
net/sched/sch_multiq.c | 3 ++-
net/sched/sch_prio.c | 3 ++-
net/sched/sch_qfq.c | 3 ++-
net/sched/sch_sfb.c | 3 ++-
net/sched/sch_sfq.c | 3 ++-
16 files changed, 33 insertions(+), 18 deletions(-)
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -164,7 +164,8 @@ 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);
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -793,7 +793,7 @@ replay:
}
/* 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_buf
if (cl == 0)
goto out;
}
- block = cops->tcf_block(q, cl);
+ block = cops->tcf_block(q, cl, NULL);
if (!block)
goto out;
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -1758,7 +1758,7 @@ static void tc_bind_tclass(struct Qdisc
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) {
--- a/net/sched/sch_atm.c
+++ b/net/sched/sch_atm.c
@@ -357,7 +357,8 @@ static void atm_tc_walk(struct Qdisc *sc
}
}
-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;
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -1679,7 +1679,8 @@ static int cbq_delete(struct Qdisc *sch,
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;
--- a/net/sched/sch_drr.c
+++ b/net/sched/sch_drr.c
@@ -173,7 +173,8 @@ static unsigned long drr_search_class(st
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);
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -185,7 +185,8 @@ ignore:
}
}
-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);
--- a/net/sched/sch_fq_codel.c
+++ b/net/sched/sch_fq_codel.c
@@ -597,7 +597,8 @@ static void fq_codel_unbind(struct Qdisc
{
}
-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);
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -1247,7 +1247,8 @@ hfsc_unbind_tcf(struct Qdisc *sch, unsig
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;
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -1525,7 +1525,8 @@ failure:
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;
--- a/net/sched/sch_ingress.c
+++ b/net/sched/sch_ingress.c
@@ -48,7 +48,8 @@ static void ingress_walk(struct Qdisc *s
{
}
-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);
@@ -148,7 +149,8 @@ static unsigned long clsact_bind_filter(
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);
--- a/net/sched/sch_multiq.c
+++ b/net/sched/sch_multiq.c
@@ -371,7 +371,8 @@ static void multiq_walk(struct Qdisc *sc
}
}
-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);
--- a/net/sched/sch_prio.c
+++ b/net/sched/sch_prio.c
@@ -329,7 +329,8 @@ static void prio_walk(struct Qdisc *sch,
}
}
-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);
--- a/net/sched/sch_qfq.c
+++ b/net/sched/sch_qfq.c
@@ -565,7 +565,8 @@ static unsigned long qfq_search_class(st
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);
--- a/net/sched/sch_sfb.c
+++ b/net/sched/sch_sfb.c
@@ -668,7 +668,8 @@ static void sfb_walk(struct Qdisc *sch,
}
}
-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);
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -836,7 +836,8 @@ static void sfq_unbind(struct Qdisc *q,
{
}
-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);