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net_sched: act: move idx_gen into struct tcf_hashinfo

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There is no need to store the index separatedly
since tcf_hashinfo is allocated statically too.

Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
WANG Cong
2014-01-09 16:13:59 -08:00
committed by David S. Miller
parent 600adc18eb
commit ddafd34f41
11 changed files with 18 additions and 26 deletions
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7
include/net/act_api.h
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@@ -39,6 +39,7 @@ struct tcf_hashinfo {
struct hlist_head *htab;
unsigned int hmask;
spinlock_t lock;
u32 index;
};
static inline unsigned int tcf_hash(u32 index, unsigned int hmask)
@@ -51,6 +52,7 @@ static inline int tcf_hashinfo_init(struct tcf_hashinfo *hf, unsigned int mask)
int i;
spin_lock_init(&hf->lock);
hf->index = 0;
hf->hmask = mask;
hf->htab = kzalloc((mask + 1) * sizeof(struct hlist_head),
GFP_KERNEL);
@@ -105,13 +107,12 @@ struct tcf_common *tcf_hash_lookup(u32 index, struct tcf_hashinfo *hinfo);
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);
u32 tcf_hash_new_index(u32 *idx_gen, struct tcf_hashinfo *hinfo);
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_hashinfo *hinfo);
struct tcf_common *tcf_hash_create(u32 index, struct nlattr *est,
struct tc_action *a, int size,
int bind, u32 *idx_gen,
struct tcf_hashinfo *hinfo);
int bind, struct tcf_hashinfo *hinfo);
void tcf_hash_insert(struct tcf_common *p, struct tcf_hashinfo *hinfo);
int tcf_register_action(struct tc_action_ops *a);