Commit 86062033 authored by WANG Cong's avatar WANG Cong Committed by David S. Miller

net_sched: act: hide struct tcf_common from API

Now we can totally hide it from modules. tcf_hash_*() API's
will operate on struct tc_action, modules don't need to care about
the details.

Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: default avatarCong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: default avatarJamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7282ec8c
......@@ -98,16 +98,14 @@ struct tc_action_ops {
};
int tcf_hash_search(struct tc_action *a, u32 index);
void tcf_hash_destroy(struct tcf_common *p, struct tcf_hashinfo *hinfo);
int tcf_hash_release(struct tcf_common *p, int bind,
struct tcf_hashinfo *hinfo);
void tcf_hash_destroy(struct tc_action *a);
int tcf_hash_release(struct tc_action *a, int bind);
u32 tcf_hash_new_index(struct tcf_hashinfo *hinfo);
struct tcf_common *tcf_hash_check(u32 index, struct tc_action *a,
int bind);
struct tcf_common *tcf_hash_create(u32 index, struct nlattr *est,
struct tc_action *a, int size,
int bind);
void tcf_hash_insert(struct tcf_common *p, struct tcf_hashinfo *hinfo);
int tcf_hash_check(u32 index, struct tc_action *a, int bind);
int tcf_hash_create(u32 index, struct nlattr *est, struct tc_action *a,
int size, int bind);
void tcf_hash_cleanup(struct tc_action *a, struct nlattr *est);
void tcf_hash_insert(struct tc_action *a);
int tcf_register_action(struct tc_action_ops *a);
int tcf_unregister_action(struct tc_action_ops *a);
......
......@@ -9,7 +9,7 @@ struct tcf_csum {
u32 update_flags;
};
#define to_tcf_csum(pc) \
container_of(pc,struct tcf_csum,common)
#define to_tcf_csum(a) \
container_of(a->priv,struct tcf_csum,common)
#endif /* __NET_TC_CSUM_H */
......@@ -8,7 +8,7 @@ struct tcf_defact {
u32 tcfd_datalen;
void *tcfd_defdata;
};
#define to_defact(pc) \
container_of(pc, struct tcf_defact, common)
#define to_defact(a) \
container_of(a->priv, struct tcf_defact, common)
#endif /* __NET_TC_DEF_H */
......@@ -11,7 +11,7 @@ struct tcf_gact {
int tcfg_paction;
#endif
};
#define to_gact(pc) \
container_of(pc, struct tcf_gact, common)
#define to_gact(a) \
container_of(a->priv, struct tcf_gact, common)
#endif /* __NET_TC_GACT_H */
......@@ -11,7 +11,7 @@ struct tcf_ipt {
char *tcfi_tname;
struct xt_entry_target *tcfi_t;
};
#define to_ipt(pc) \
container_of(pc, struct tcf_ipt, common)
#define to_ipt(a) \
container_of(a->priv, struct tcf_ipt, common)
#endif /* __NET_TC_IPT_H */
......@@ -11,7 +11,7 @@ struct tcf_mirred {
struct net_device *tcfm_dev;
struct list_head tcfm_list;
};
#define to_mirred(pc) \
container_of(pc, struct tcf_mirred, common)
#define to_mirred(a) \
container_of(a->priv, struct tcf_mirred, common)
#endif /* __NET_TC_MIR_H */
......@@ -13,9 +13,9 @@ struct tcf_nat {
u32 flags;
};
static inline struct tcf_nat *to_tcf_nat(struct tcf_common *pc)
static inline struct tcf_nat *to_tcf_nat(struct tc_action *a)
{
return container_of(pc, struct tcf_nat, common);
return container_of(a->priv, struct tcf_nat, common);
}
#endif /* __NET_TC_NAT_H */
......@@ -9,7 +9,7 @@ struct tcf_pedit {
unsigned char tcfp_flags;
struct tc_pedit_key *tcfp_keys;
};
#define to_pedit(pc) \
container_of(pc, struct tcf_pedit, common)
#define to_pedit(a) \
container_of(a->priv, struct tcf_pedit, common)
#endif /* __NET_TC_PED_H */
......@@ -29,7 +29,7 @@ struct tcf_skbedit {
u16 queue_mapping;
/* XXX: 16-bit pad here? */
};
#define to_skbedit(pc) \
container_of(pc, struct tcf_skbedit, common)
#define to_skbedit(a) \
container_of(a->priv, struct tcf_skbedit, common)
#endif /* __NET_TC_SKBEDIT_H */
......@@ -27,8 +27,11 @@
#include <net/act_api.h>
#include <net/netlink.h>
void tcf_hash_destroy(struct tcf_common *p, struct tcf_hashinfo *hinfo)
void tcf_hash_destroy(struct tc_action *a)
{
struct tcf_common *p = a->priv;
struct tcf_hashinfo *hinfo = a->ops->hinfo;
spin_lock_bh(&hinfo->lock);
hlist_del(&p->tcfc_head);
spin_unlock_bh(&hinfo->lock);
......@@ -42,9 +45,9 @@ void tcf_hash_destroy(struct tcf_common *p, struct tcf_hashinfo *hinfo)
}
EXPORT_SYMBOL(tcf_hash_destroy);
int tcf_hash_release(struct tcf_common *p, int bind,
struct tcf_hashinfo *hinfo)
int tcf_hash_release(struct tc_action *a, int bind)
{
struct tcf_common *p = a->priv;
int ret = 0;
if (p) {
......@@ -53,7 +56,7 @@ int tcf_hash_release(struct tcf_common *p, int bind,
p->tcfc_refcnt--;
if (p->tcfc_bindcnt <= 0 && p->tcfc_refcnt <= 0) {
tcf_hash_destroy(p, hinfo);
tcf_hash_destroy(a);
ret = 1;
}
}
......@@ -127,7 +130,8 @@ static int tcf_del_walker(struct sk_buff *skb, struct tc_action *a)
for (i = 0; i < (hinfo->hmask + 1); i++) {
head = &hinfo->htab[tcf_hash(i, hinfo->hmask)];
hlist_for_each_entry_safe(p, n, head, tcfc_head) {
if (ACT_P_DELETED == tcf_hash_release(p, 0, hinfo)) {
a->priv = p;
if (ACT_P_DELETED == tcf_hash_release(a, 0)) {
module_put(a->ops->owner);
n_i++;
}
......@@ -198,7 +202,7 @@ int tcf_hash_search(struct tc_action *a, u32 index)
}
EXPORT_SYMBOL(tcf_hash_search);
struct tcf_common *tcf_hash_check(u32 index, struct tc_action *a, int bind)
int tcf_hash_check(u32 index, struct tc_action *a, int bind)
{
struct tcf_hashinfo *hinfo = a->ops->hinfo;
struct tcf_common *p = NULL;
......@@ -207,19 +211,30 @@ struct tcf_common *tcf_hash_check(u32 index, struct tc_action *a, int bind)
p->tcfc_bindcnt++;
p->tcfc_refcnt++;
a->priv = p;
return 1;
}
return p;
return 0;
}
EXPORT_SYMBOL(tcf_hash_check);
struct tcf_common *tcf_hash_create(u32 index, struct nlattr *est,
struct tc_action *a, int size, int bind)
void tcf_hash_cleanup(struct tc_action *a, struct nlattr *est)
{
struct tcf_common *pc = a->priv;
if (est)
gen_kill_estimator(&pc->tcfc_bstats,
&pc->tcfc_rate_est);
kfree_rcu(pc, tcfc_rcu);
}
EXPORT_SYMBOL(tcf_hash_cleanup);
int tcf_hash_create(u32 index, struct nlattr *est, struct tc_action *a,
int size, int bind)
{
struct tcf_hashinfo *hinfo = a->ops->hinfo;
struct tcf_common *p = kzalloc(size, GFP_KERNEL);
if (unlikely(!p))
return ERR_PTR(-ENOMEM);
return -ENOMEM;
p->tcfc_refcnt = 1;
if (bind)
p->tcfc_bindcnt = 1;
......@@ -234,17 +249,19 @@ struct tcf_common *tcf_hash_create(u32 index, struct nlattr *est,
&p->tcfc_lock, est);
if (err) {
kfree(p);
return ERR_PTR(err);
return err;
}
}
a->priv = (void *) p;
return p;
return 0;
}
EXPORT_SYMBOL(tcf_hash_create);
void tcf_hash_insert(struct tcf_common *p, struct tcf_hashinfo *hinfo)
void tcf_hash_insert(struct tc_action *a)
{
struct tcf_common *p = a->priv;
struct tcf_hashinfo *hinfo = a->ops->hinfo;
unsigned int h = tcf_hash(p->tcfc_index, hinfo->hmask);
spin_lock_bh(&hinfo->lock);
......
......@@ -48,7 +48,6 @@ static int tcf_csum_init(struct net *n, struct nlattr *nla, struct nlattr *est,
{
struct nlattr *tb[TCA_CSUM_MAX + 1];
struct tc_csum *parm;
struct tcf_common *pc;
struct tcf_csum *p;
int ret = 0, err;
......@@ -63,38 +62,31 @@ static int tcf_csum_init(struct net *n, struct nlattr *nla, struct nlattr *est,
return -EINVAL;
parm = nla_data(tb[TCA_CSUM_PARMS]);
pc = tcf_hash_check(parm->index, a, bind);
if (!pc) {
pc = tcf_hash_create(parm->index, est, a, sizeof(*p), 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(*p), bind);
if (ret)
return ret;
ret = ACT_P_CREATED;
} else {
if (bind)/* dont override defaults */
return 0;
tcf_hash_release(pc, bind, a->ops->hinfo);
tcf_hash_release(a, bind);
if (!ovr)
return -EEXIST;
}
p = to_tcf_csum(pc);
p = to_tcf_csum(a);
spin_lock_bh(&p->tcf_lock);
p->tcf_action = parm->action;
p->update_flags = parm->update_flags;
spin_unlock_bh(&p->tcf_lock);
if (ret == ACT_P_CREATED)
tcf_hash_insert(pc, a->ops->hinfo);
tcf_hash_insert(a);
return ret;
}
static int tcf_csum_cleanup(struct tc_action *a, int bind)
{
struct tcf_csum *p = a->priv;
return tcf_hash_release(&p->common, bind, &csum_hash_info);
}
/**
* tcf_csum_skb_nextlayer - Get next layer pointer
* @skb: sk_buff to use
......@@ -574,7 +566,7 @@ static struct tc_action_ops act_csum_ops = {
.owner = THIS_MODULE,
.act = tcf_csum,
.dump = tcf_csum_dump,
.cleanup = tcf_csum_cleanup,
.cleanup = tcf_hash_release,
.init = tcf_csum_init,
};
......
......@@ -57,7 +57,6 @@ static int tcf_gact_init(struct net *net, struct nlattr *nla,
struct nlattr *tb[TCA_GACT_MAX + 1];
struct tc_gact *parm;
struct tcf_gact *gact;
struct tcf_common *pc;
int ret = 0;
int err;
#ifdef CONFIG_GACT_PROB
......@@ -86,21 +85,20 @@ static int tcf_gact_init(struct net *net, struct nlattr *nla,
}
#endif
pc = tcf_hash_check(parm->index, a, bind);
if (!pc) {
pc = tcf_hash_create(parm->index, est, a, sizeof(*gact), 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(*gact), bind);
if (ret)
return ret;
ret = ACT_P_CREATED;
} else {
if (bind)/* dont override defaults */
return 0;
tcf_hash_release(pc, bind, a->ops->hinfo);
tcf_hash_release(a, bind);
if (!ovr)
return -EEXIST;
}
gact = to_gact(pc);
gact = to_gact(a);
spin_lock_bh(&gact->tcf_lock);
gact->tcf_action = parm->action;
......@@ -113,19 +111,10 @@ static int tcf_gact_init(struct net *net, struct nlattr *nla,
#endif
spin_unlock_bh(&gact->tcf_lock);
if (ret == ACT_P_CREATED)
tcf_hash_insert(pc, a->ops->hinfo);
tcf_hash_insert(a);
return ret;
}
static int tcf_gact_cleanup(struct tc_action *a, int bind)
{
struct tcf_gact *gact = a->priv;
if (gact)
return tcf_hash_release(&gact->common, bind, a->ops->hinfo);
return 0;
}
static int tcf_gact(struct sk_buff *skb, const struct tc_action *a,
struct tcf_result *res)
{
......@@ -196,7 +185,7 @@ static struct tc_action_ops act_gact_ops = {
.owner = THIS_MODULE,
.act = tcf_gact,
.dump = tcf_gact_dump,
.cleanup = tcf_gact_cleanup,
.cleanup = tcf_hash_release,
.init = tcf_gact_init,
};
......
......@@ -69,8 +69,9 @@ static void ipt_destroy_target(struct xt_entry_target *t)
module_put(par.target->me);
}
static int tcf_ipt_release(struct tcf_ipt *ipt, int bind)
static int tcf_ipt_release(struct tc_action *a, int bind)
{
struct tcf_ipt *ipt = to_ipt(a);
int ret = 0;
if (ipt) {
if (bind)
......@@ -80,7 +81,7 @@ static int tcf_ipt_release(struct tcf_ipt *ipt, int bind)
ipt_destroy_target(ipt->tcfi_t);
kfree(ipt->tcfi_tname);
kfree(ipt->tcfi_t);
tcf_hash_destroy(&ipt->common, &ipt_hash_info);
tcf_hash_destroy(a);
ret = ACT_P_DELETED;
}
}
......@@ -99,7 +100,6 @@ static int tcf_ipt_init(struct net *net, struct nlattr *nla, struct nlattr *est,
{
struct nlattr *tb[TCA_IPT_MAX + 1];
struct tcf_ipt *ipt;
struct tcf_common *pc;
struct xt_entry_target *td, *t;
char *tname;
int ret = 0, err;
......@@ -125,21 +125,20 @@ static int tcf_ipt_init(struct net *net, struct nlattr *nla, struct nlattr *est,
if (tb[TCA_IPT_INDEX] != NULL)
index = nla_get_u32(tb[TCA_IPT_INDEX]);
pc = tcf_hash_check(index, a, bind);
if (!pc) {
pc = tcf_hash_create(index, est, a, sizeof(*ipt), bind);
if (IS_ERR(pc))
return PTR_ERR(pc);
if (!tcf_hash_check(index, a, bind) ) {
ret = tcf_hash_create(index, est, a, sizeof(*ipt), bind);
if (ret)
return ret;
ret = ACT_P_CREATED;
} else {
if (bind)/* dont override defaults */
return 0;
tcf_ipt_release(to_ipt(pc), bind);
tcf_ipt_release(a, bind);
if (!ovr)
return -EEXIST;
}
ipt = to_ipt(pc);
ipt = to_ipt(a);
hook = nla_get_u32(tb[TCA_IPT_HOOK]);
......@@ -170,7 +169,7 @@ static int tcf_ipt_init(struct net *net, struct nlattr *nla, struct nlattr *est,
ipt->tcfi_hook = hook;
spin_unlock_bh(&ipt->tcf_lock);
if (ret == ACT_P_CREATED)
tcf_hash_insert(pc, a->ops->hinfo);
tcf_hash_insert(a);
return ret;
err3:
......@@ -178,21 +177,11 @@ static int tcf_ipt_init(struct net *net, struct nlattr *nla, struct nlattr *est,
err2:
kfree(tname);
err1:
if (ret == ACT_P_CREATED) {
if (est)
gen_kill_estimator(&pc->tcfc_bstats,
&pc->tcfc_rate_est);
kfree_rcu(pc, tcfc_rcu);
}
if (ret == ACT_P_CREATED)
tcf_hash_cleanup(a, est);
return err;
}
static int tcf_ipt_cleanup(struct tc_action *a, int bind)
{
struct tcf_ipt *ipt = a->priv;
return tcf_ipt_release(ipt, bind);
}
static int tcf_ipt(struct sk_buff *skb, const struct tc_action *a,
struct tcf_result *res)
{
......@@ -289,7 +278,7 @@ static struct tc_action_ops act_ipt_ops = {
.owner = THIS_MODULE,
.act = tcf_ipt,
.dump = tcf_ipt_dump,
.cleanup = tcf_ipt_cleanup,
.cleanup = tcf_ipt_release,
.init = tcf_ipt_init,
};
......@@ -300,7 +289,7 @@ static struct tc_action_ops act_xt_ops = {
.owner = THIS_MODULE,
.act = tcf_ipt,
.dump = tcf_ipt_dump,
.cleanup = tcf_ipt_cleanup,
.cleanup = tcf_ipt_release,
.init = tcf_ipt_init,
};
......
......@@ -33,8 +33,9 @@
static LIST_HEAD(mirred_list);
static struct tcf_hashinfo mirred_hash_info;
static int tcf_mirred_release(struct tcf_mirred *m, int bind)
static int tcf_mirred_release(struct tc_action *a, int bind)
{
struct tcf_mirred *m = to_mirred(a);
if (m) {
if (bind)
m->tcf_bindcnt--;
......@@ -43,7 +44,7 @@ static int tcf_mirred_release(struct tcf_mirred *m, int bind)
list_del(&m->tcfm_list);
if (m->tcfm_dev)
dev_put(m->tcfm_dev);
tcf_hash_destroy(&m->common, &mirred_hash_info);
tcf_hash_destroy(a);
return 1;
}
}
......@@ -61,7 +62,6 @@ static int tcf_mirred_init(struct net *net, struct nlattr *nla,
struct nlattr *tb[TCA_MIRRED_MAX + 1];
struct tc_mirred *parm;
struct tcf_mirred *m;
struct tcf_common *pc;
struct net_device *dev;
int ret, ok_push = 0;
......@@ -101,21 +101,20 @@ static int tcf_mirred_init(struct net *net, struct nlattr *nla,
dev = NULL;
}
pc = tcf_hash_check(parm->index, a, bind);
if (!pc) {
if (!tcf_hash_check(parm->index, a, bind)) {
if (dev == NULL)
return -EINVAL;
pc = tcf_hash_create(parm->index, est, a, sizeof(*m), bind);
if (IS_ERR(pc))
return PTR_ERR(pc);
ret = tcf_hash_create(parm->index, est, a, sizeof(*m), bind);
if (ret)
return ret;
ret = ACT_P_CREATED;
} else {
if (!ovr) {
tcf_mirred_release(to_mirred(pc), bind);
tcf_mirred_release(a, bind);
return -EEXIST;
}
}
m = to_mirred(pc);
m = to_mirred(a);
spin_lock_bh(&m->tcf_lock);
m->tcf_action = parm->action;
......@@ -131,21 +130,12 @@ static int tcf_mirred_init(struct net *net, struct nlattr *nla,
spin_unlock_bh(&m->tcf_lock);
if (ret == ACT_P_CREATED) {
list_add(&m->tcfm_list, &mirred_list);
tcf_hash_insert(pc, a->ops->hinfo);
tcf_hash_insert(a);
}
return ret;
}
static int tcf_mirred_cleanup(struct tc_action *a, int bind)
{
struct tcf_mirred *m = a->priv;
if (m)
return tcf_mirred_release(m, bind);
return 0;
}
static int tcf_mirred(struct sk_buff *skb, const struct tc_action *a,
struct tcf_result *res)
{
......@@ -259,7 +249,7 @@ static struct tc_action_ops act_mirred_ops = {
.owner = THIS_MODULE,
.act = tcf_mirred,
.dump = tcf_mirred_dump,
.cleanup = tcf_mirred_cleanup,
.cleanup = tcf_mirred_release,
.init = tcf_mirred_init,
};
......
......@@ -44,7 +44,6 @@ static int tcf_nat_init(struct net *net, struct nlattr *nla, struct nlattr *est,
struct tc_nat *parm;
int ret = 0, err;
struct tcf_nat *p;
struct tcf_common *pc;
if (nla == NULL)
return -EINVAL;
......@@ -57,20 +56,19 @@ static int tcf_nat_init(struct net *net, struct nlattr *nla, struct nlattr *est,
return -EINVAL;
parm = nla_data(tb[TCA_NAT_PARMS]);
pc = tcf_hash_check(parm->index, a, bind);
if (!pc) {
pc = tcf_hash_create(parm->index, est, a, sizeof(*p), 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(*p), bind);
if (ret)
return ret;
ret = ACT_P_CREATED;
} else {
if (bind)
return 0;
tcf_hash_release(pc, bind, a->ops->hinfo);
tcf_hash_release(a, bind);
if (!ovr)
return -EEXIST;
}
p = to_tcf_nat(pc);
p = to_tcf_nat(a);
spin_lock_bh(&p->tcf_lock);
p->old_addr = parm->old_addr;
......@@ -82,18 +80,11 @@ static int tcf_nat_init(struct net *net, struct nlattr *nla, struct nlattr *est,
spin_unlock_bh(&p->tcf_lock);
if (ret == ACT_P_CREATED)
tcf_hash_insert(pc, a->ops->hinfo);
tcf_hash_insert(a);
return ret;
}
static int tcf_nat_cleanup(struct tc_action *a, int bind)
{
struct tcf_nat *p = a->priv;
return tcf_hash_release(&p->common, bind, &nat_hash_info);
}
static int tcf_nat(struct sk_buff *skb, const struct tc_action *a,
struct tcf_result *res)
{
......@@ -298,7 +289,7 @@ static struct tc_action_ops act_nat_ops = {
.owner = THIS_MODULE,
.act = tcf_nat,
.dump = tcf_nat_dump,
.cleanup = tcf_nat_cleanup,
.cleanup = tcf_hash_release,
.init = tcf_nat_init,
};
......
......@@ -39,7 +39,6 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
struct tc_pedit *parm;
int ret = 0, err;
struct tcf_pedit *p;
struct tcf_common *pc;
struct tc_pedit_key *keys = NULL;
int ksize;
......@@ -57,26 +56,22 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
if (nla_len(tb[TCA_PEDIT_PARMS]) < sizeof(*parm) + ksize)
return -EINVAL;
pc = tcf_hash_check(parm->index, a, bind);
if (!pc) {
if (!tcf_hash_check(parm->index, a, bind)) {
if (!parm->nkeys)
return -EINVAL;
pc = tcf_hash_create(parm->index, est, a, sizeof(*p), bind);
if (IS_ERR(pc))
return PTR_ERR(pc);
p = to_pedit(pc);
ret = tcf_hash_create(parm->index, est, a, sizeof(*p), bind);
if (ret)
return ret;
p = to_pedit(a);
keys = kmalloc(ksize, GFP_KERNEL);
if (keys == NULL) {
if (est)
gen_kill_estimator(&pc->tcfc_bstats,
&pc->tcfc_rate_est);
kfree_rcu(pc, tcfc_rcu);
tcf_hash_cleanup(a, est);
return -ENOMEM;
}
ret = ACT_P_CREATED;
} else {
p = to_pedit(pc);
tcf_hash_release(pc, bind, a->ops->hinfo);
p = to_pedit(a);
tcf_hash_release(a, bind);
if (bind)
return 0;
if (!ovr)
......@@ -100,7 +95,7 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
memcpy(p->tcfp_keys, parm->keys, ksize);
spin_unlock_bh(&p->tcf_lock);
if (ret == ACT_P_CREATED)
tcf_hash_insert(pc, a->ops->hinfo);
tcf_hash_insert(a);
return ret;
}
......@@ -110,7 +105,7 @@ static int tcf_pedit_cleanup(struct tc_action *a, int bind)
if (p) {
struct tc_pedit_key *keys = p->tcfp_keys;
if (tcf_hash_release(&p->common, bind, &pedit_hash_info)) {
if (tcf_hash_release(a, bind)) {
kfree(keys);
return 1;
}
......
......@@ -253,14 +253,6 @@ static int tcf_act_police_locate(struct net *net, struct nlattr *nla,
return err;
}
static int tcf_act_police_cleanup(struct tc_action *a, int bind)
{
struct tcf_police *p = a->priv;
if (p)
return tcf_hash_release(&p->common, bind, &police_hash_info);
return 0;
}
static int tcf_act_police(struct sk_buff *skb, const struct tc_action *a,
struct tcf_result *res)
{
......@@ -362,7 +354,7 @@ static struct tc_action_ops act_police_ops = {
.owner = THIS_MODULE,
.act = tcf_act_police,
.dump = tcf_act_police_dump,
.cleanup = tcf_act_police_cleanup,
.cleanup = tcf_hash_release,
.init = tcf_act_police_locate,
.walk = tcf_act_police_walker
};
......
......@@ -47,8 +47,9 @@ 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 int tcf_simp_release(struct tc_action *a, int bind)
{
struct tcf_defact *d = to_defact(a);
int ret = 0;
if (d) {
if (bind)
......@@ -56,7 +57,7 @@ static int tcf_simp_release(struct tcf_defact *d, int bind)
d->tcf_refcnt--;
if (d->tcf_bindcnt <= 0 && d->tcf_refcnt <= 0) {
kfree(d->tcfd_defdata);
tcf_hash_destroy(&d->common, &simp_hash_info);
tcf_hash_destroy(a);
ret = 1;
}
}
......@@ -94,7 +95,6 @@ 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 +114,25 @@ 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_simp_release(a, bind);
if (!ovr)
return -EEXIST;
......@@ -144,19 +140,10 @@ 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)
{
......@@ -192,7 +179,7 @@ static struct tc_action_ops act_simp_ops = {
.owner = THIS_MODULE,
.act = tcf_simp,
.dump = tcf_simp_dump,
.cleanup = tcf_simp_cleanup,
.cleanup = tcf_simp_release,
.init = tcf_simp_init,
};
......
......@@ -65,7 +65,6 @@ static int tcf_skbedit_init(struct net *net, struct nlattr *nla,
struct nlattr *tb[TCA_SKBEDIT_MAX + 1];
struct tc_skbedit *parm;
struct tcf_skbedit *d;
struct tcf_common *pc;
u32 flags = 0, *priority = NULL, *mark = NULL;
u16 *queue_mapping = NULL;
int ret = 0, err;
......@@ -100,19 +99,18 @@ static int tcf_skbedit_init(struct net *net, struct nlattr *nla,
parm = nla_data(tb[TCA_SKBEDIT_PARMS]);
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_skbedit(pc);
d = to_skbedit(a);
ret = ACT_P_CREATED;
} else {
d = to_skbedit(pc);
d = to_skbedit(a);
if (bind)
return 0;
tcf_hash_release(pc, bind, a->ops->hinfo);
tcf_hash_release(a, bind);
if (!ovr)
return -EEXIST;
}
......@@ -132,19 +130,10 @@ static int tcf_skbedit_init(struct net *net, struct nlattr *nla,
spin_unlock_bh(&d->tcf_lock);
if (ret == ACT_P_CREATED)
tcf_hash_insert(pc, a->ops->hinfo);
tcf_hash_insert(a);
return ret;
}
static int tcf_skbedit_cleanup(struct tc_action *a, int bind)
{
struct tcf_skbedit *d = a->priv;
if (d)
return tcf_hash_release(&d->common, bind, &skbedit_hash_info);
return 0;
}
static int tcf_skbedit_dump(struct sk_buff *skb, struct tc_action *a,
int bind, int ref)
{
......@@ -191,7 +180,7 @@ static struct tc_action_ops act_skbedit_ops = {
.owner = THIS_MODULE,
.act = tcf_skbedit,
.dump = tcf_skbedit_dump,
.cleanup = tcf_skbedit_cleanup,
.cleanup = tcf_hash_release,
.init = tcf_skbedit_init,
};
......
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