[NETFILTER]: nfnetlink: use mutex instead of semaphore
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
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committed by
David S. Miller
parent
c6a1e615d1
commit
a3c5029cf7
@@ -129,19 +129,6 @@ extern void __nfa_fill(struct sk_buff *skb, int attrtype,
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({ if (skb_tailroom(skb) < (int)NFA_SPACE(attrlen)) goto nfattr_failure; \
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__nfa_fill(skb, attrtype, attrlen, data); })
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extern struct semaphore nfnl_sem;
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#define nfnl_shlock() down(&nfnl_sem)
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#define nfnl_shlock_nowait() down_trylock(&nfnl_sem)
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#define nfnl_shunlock() do { up(&nfnl_sem); \
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if(nfnl && nfnl->sk_receive_queue.qlen) \
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nfnl->sk_data_ready(nfnl, 0); \
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} while(0)
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extern void nfnl_lock(void);
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extern void nfnl_unlock(void);
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extern int nfnetlink_subsys_register(struct nfnetlink_subsystem *n);
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extern int nfnetlink_subsys_unregister(struct nfnetlink_subsystem *n);
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