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net: sched: Add extack to Qdisc_class_ops.delete

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In a following commit, sch_htb will start using extack in the delete
class operation to pass hardware errors in offload mode. This commit
prepares for that by adding the extack parameter to this callback and
converting usage of the existing qdiscs.

Signed-off-by: Maxim Mikityanskiy <maximmi@mellanox.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Maxim Mikityanskiy
2021-01-19 14:08:12 +02:00
committed by Jakub Kicinski
parent ca1e4ab199
commit 4dd78a7373
10 changed files with 22 additions and 12 deletions
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7
net/sched/sch_api.c
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@ -1866,7 +1866,8 @@ static int tclass_notify(struct net *net, struct sk_buff *oskb,
static int tclass_del_notify(struct net *net,
const struct Qdisc_class_ops *cops,
struct sk_buff *oskb, struct nlmsghdr *n,
struct Qdisc *q, unsigned long cl)
struct Qdisc *q, unsigned long cl,
struct netlink_ext_ack *extack)
{
u32 portid = oskb ? NETLINK_CB(oskb).portid : 0;
struct sk_buff *skb;
@ -1885,7 +1886,7 @@ static int tclass_del_notify(struct net *net,
return -EINVAL;
}
err = cops->delete(q, cl);
err = cops->delete(q, cl, extack);
if (err) {
kfree_skb(skb);
return err;
@ -2088,7 +2089,7 @@ static int tc_ctl_tclass(struct sk_buff *skb, struct nlmsghdr *n,
goto out;
break;
case RTM_DELTCLASS:
err = tclass_del_notify(net, cops, skb, n, q, cl);
err = tclass_del_notify(net, cops, skb, n, q, cl, extack);
/* Unbind the class with flilters with 0 */
tc_bind_tclass(q, portid, clid, 0);
goto out;