x86/amd-iommu: Add per IOMMU reference counting
[linux/fpc-iii.git] / include / net / timewait_sock.h
blob97c3b14da55df2e655ac8ceade98da1e4d77682d
1 /*
2 * NET Generic infrastructure for Network protocols.
4 * Authors: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
11 #ifndef _TIMEWAIT_SOCK_H
12 #define _TIMEWAIT_SOCK_H
14 #include <linux/slab.h>
15 #include <net/sock.h>
17 struct timewait_sock_ops {
18 struct kmem_cache *twsk_slab;
19 char *twsk_slab_name;
20 unsigned int twsk_obj_size;
21 int (*twsk_unique)(struct sock *sk,
22 struct sock *sktw, void *twp);
23 void (*twsk_destructor)(struct sock *sk);
26 static inline int twsk_unique(struct sock *sk, struct sock *sktw, void *twp)
28 if (sk->sk_prot->twsk_prot->twsk_unique != NULL)
29 return sk->sk_prot->twsk_prot->twsk_unique(sk, sktw, twp);
30 return 0;
33 static inline void twsk_destructor(struct sock *sk)
35 BUG_ON(sk == NULL);
36 BUG_ON(sk->sk_prot == NULL);
37 BUG_ON(sk->sk_prot->twsk_prot == NULL);
38 if (sk->sk_prot->twsk_prot->twsk_destructor != NULL)
39 sk->sk_prot->twsk_prot->twsk_destructor(sk);
42 #endif /* _TIMEWAIT_SOCK_H */