xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

net_sched: init struct tcf_hashinfo at register time

Browse Source 
It looks weird to store the lock out of the struct but
still points to a static variable. Just move them into the struct.

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
2013-12-15 20:15:08 -08:00
committed by David S. Miller
parent 5da57f422d
commit 369ba56787
11 changed files with 97 additions and 95 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
include/net/act_api.h
View File

@@ -38,7 +38,7 @@ struct tcf_common {
struct tcf_hashinfo {
struct tcf_common **htab;
unsigned int hmask;
rwlock_t *lock;
rwlock_t lock;
};
static inline unsigned int tcf_hash(u32 index, unsigned int hmask)
@@ -46,6 +46,22 @@ static inline unsigned int tcf_hash(u32 index, unsigned int hmask)
return index & hmask;
}
static inline int tcf_hashinfo_init(struct tcf_hashinfo *hf, unsigned int mask)
{
rwlock_init(&hf->lock);
hf->hmask = mask;
hf->htab = kzalloc((mask + 1) * sizeof(struct tcf_common *),
GFP_KERNEL);
if (!hf->htab)
return -ENOMEM;
return 0;
}
static inline void tcf_hashinfo_destroy(struct tcf_hashinfo *hf)
{
kfree(hf->htab);
}
#ifdef CONFIG_NET_CLS_ACT
#define ACT_P_CREATED 1