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Diffstat (limited to 'net/sched/act_simple.c')
-rw-r--r--net/sched/act_simple.c64
1 files changed, 15 insertions, 49 deletions
diff --git a/net/sched/act_simple.c b/net/sched/act_simple.c
index 8ef2f1fcbfb..992c2317ce8 100644
--- a/net/sched/act_simple.c
+++ b/net/sched/act_simple.c
@@ -25,7 +25,6 @@
#include <net/tc_act/tc_defact.h>
#define SIMP_TAB_MASK 7
-static struct tcf_hashinfo simp_hash_info;
#define SIMP_MAX_DATA 32
static int tcf_simp(struct sk_buff *skb, const struct tc_action *a,
@@ -47,20 +46,10 @@ static int tcf_simp(struct sk_buff *skb, const struct tc_action *a,
return d->tcf_action;
}
-static int tcf_simp_release(struct tcf_defact *d, int bind)
+static void tcf_simp_release(struct tc_action *a, int bind)
{
- int ret = 0;
- if (d) {
- if (bind)
- d->tcf_bindcnt--;
- d->tcf_refcnt--;
- if (d->tcf_bindcnt <= 0 && d->tcf_refcnt <= 0) {
- kfree(d->tcfd_defdata);
- tcf_hash_destroy(&d->common, &simp_hash_info);
- ret = 1;
- }
- }
- return ret;
+ struct tcf_defact *d = to_defact(a);
+ kfree(d->tcfd_defdata);
}
static int alloc_defdata(struct tcf_defact *d, char *defdata)
@@ -94,7 +83,6 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
struct nlattr *tb[TCA_DEF_MAX + 1];
struct tc_defact *parm;
struct tcf_defact *d;
- struct tcf_common *pc;
char *defdata;
int ret = 0, err;
@@ -114,29 +102,25 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
parm = nla_data(tb[TCA_DEF_PARMS]);
defdata = nla_data(tb[TCA_DEF_DATA]);
- pc = tcf_hash_check(parm->index, a, bind);
- if (!pc) {
- pc = tcf_hash_create(parm->index, est, a, sizeof(*d), bind);
- if (IS_ERR(pc))
- return PTR_ERR(pc);
+ if (!tcf_hash_check(parm->index, a, bind)) {
+ ret = tcf_hash_create(parm->index, est, a, sizeof(*d), bind);
+ if (ret)
+ return ret;
- d = to_defact(pc);
+ d = to_defact(a);
ret = alloc_defdata(d, defdata);
if (ret < 0) {
- if (est)
- gen_kill_estimator(&pc->tcfc_bstats,
- &pc->tcfc_rate_est);
- kfree_rcu(pc, tcfc_rcu);
+ tcf_hash_cleanup(a, est);
return ret;
}
d->tcf_action = parm->action;
ret = ACT_P_CREATED;
} else {
- d = to_defact(pc);
+ d = to_defact(a);
if (bind)
return 0;
- tcf_simp_release(d, bind);
+ tcf_hash_release(a, bind);
if (!ovr)
return -EEXIST;
@@ -144,19 +128,10 @@ static int tcf_simp_init(struct net *net, struct nlattr *nla,
}
if (ret == ACT_P_CREATED)
- tcf_hash_insert(pc, a->ops->hinfo);
+ tcf_hash_insert(a);
return ret;
}
-static int tcf_simp_cleanup(struct tc_action *a, int bind)
-{
- struct tcf_defact *d = a->priv;
-
- if (d)
- return tcf_simp_release(d, bind);
- return 0;
-}
-
static int tcf_simp_dump(struct sk_buff *skb, struct tc_action *a,
int bind, int ref)
{
@@ -187,12 +162,11 @@ nla_put_failure:
static struct tc_action_ops act_simp_ops = {
.kind = "simple",
- .hinfo = &simp_hash_info,
.type = TCA_ACT_SIMP,
.owner = THIS_MODULE,
.act = tcf_simp,
.dump = tcf_simp_dump,
- .cleanup = tcf_simp_cleanup,
+ .cleanup = tcf_simp_release,
.init = tcf_simp_init,
};
@@ -202,23 +176,15 @@ MODULE_LICENSE("GPL");
static int __init simp_init_module(void)
{
- int err, ret;
- err = tcf_hashinfo_init(&simp_hash_info, SIMP_TAB_MASK);
- if (err)
- return err;
-
- ret = tcf_register_action(&act_simp_ops);
+ int ret;
+ ret = tcf_register_action(&act_simp_ops, SIMP_TAB_MASK);
if (!ret)
pr_info("Simple TC action Loaded\n");
- else
- tcf_hashinfo_destroy(&simp_hash_info);
-
return ret;
}
static void __exit simp_cleanup_module(void)
{
- tcf_hashinfo_destroy(&simp_hash_info);
tcf_unregister_action(&act_simp_ops);
}