net: sched: act: add extack for lookup callback

This patch adds extack support for act lookup callback api. This
prepares to handle extack support inside each specific act
implementation.

Cc: David Ahern <dsahern@gmail.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 2018-02-15 10:54:57 -05:00 committed by David S. Miller
parent 589dad6d71
commit 331a9295de
18 changed files with 37 additions and 19 deletions

View File

@ -87,7 +87,8 @@ struct tc_action_ops {
struct tcf_result *);
int (*dump)(struct sk_buff *, struct tc_action *, int, int);
void (*cleanup)(struct tc_action *);
int (*lookup)(struct net *net, struct tc_action **a, u32 index);
int (*lookup)(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack);
int (*init)(struct net *net, struct nlattr *nla,
struct nlattr *est, struct tc_action **act, int ovr,
int bind, struct netlink_ext_ack *extack);

View File

@ -901,7 +901,7 @@ static struct tc_action *tcf_action_get_1(struct net *net, struct nlattr *nla,
goto err_out;
}
err = -ENOENT;
if (ops->lookup(net, &a, index) == 0)
if (ops->lookup(net, &a, index, extack) == 0)
goto err_mod;
module_put(ops->owner);

View File

@ -374,7 +374,8 @@ static int tcf_bpf_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_bpf_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_bpf_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, bpf_net_id);

View File

@ -184,7 +184,8 @@ static int tcf_connmark_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_connmark_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_connmark_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, connmark_net_id);

View File

@ -638,7 +638,8 @@ static int tcf_csum_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_csum_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_csum_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, csum_net_id);

View File

@ -208,7 +208,8 @@ static int tcf_gact_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_gact_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_gact_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, gact_net_id);

View File

@ -831,7 +831,8 @@ static int tcf_ife_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_ife_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_ife_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, ife_net_id);

View File

@ -310,7 +310,8 @@ static int tcf_ipt_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_ipt_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_ipt_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, ipt_net_id);
@ -358,7 +359,8 @@ static int tcf_xt_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_xt_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_xt_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, xt_net_id);

View File

@ -272,7 +272,8 @@ static int tcf_mirred_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_mirred_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_mirred_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, mirred_net_id);

View File

@ -285,7 +285,8 @@ static int tcf_nat_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_nat_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_nat_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, nat_net_id);

View File

@ -426,7 +426,8 @@ static int tcf_pedit_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_pedit_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_pedit_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, pedit_net_id);

View File

@ -305,7 +305,8 @@ nla_put_failure:
return -1;
}
static int tcf_police_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_police_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, police_net_id);

View File

@ -209,7 +209,8 @@ static int tcf_sample_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_sample_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_sample_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, sample_net_id);

View File

@ -177,7 +177,8 @@ static int tcf_simp_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_simp_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_simp_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, simp_net_id);

View File

@ -215,7 +215,8 @@ static int tcf_skbedit_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_skbedit_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_skbedit_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, skbedit_net_id);

View File

@ -239,7 +239,8 @@ static int tcf_skbmod_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_skbmod_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_skbmod_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, skbmod_net_id);

View File

@ -298,7 +298,8 @@ static int tunnel_key_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tunnel_key_search(struct net *net, struct tc_action **a, u32 index)
static int tunnel_key_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, tunnel_key_net_id);

View File

@ -274,7 +274,8 @@ static int tcf_vlan_walker(struct net *net, struct sk_buff *skb,
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_vlan_search(struct net *net, struct tc_action **a, u32 index)
static int tcf_vlan_search(struct net *net, struct tc_action **a, u32 index,
struct netlink_ext_ack *extack)
{
struct tc_action_net *tn = net_generic(net, vlan_net_id);