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l2tp: make local function static

Browse source 
Also moved the refcound inlines from l2tp_core.h to l2tp_core.c
since only used in that one file.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Acked-by: James Chapman <jchapman@katalix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
stephen hemminger 2010-10-21 07:50:46 +00:00 • committed by David S. Miller
parent 9740d78604
commit fc130840d7
3 changed files with 41 additions and 44 deletions
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33
net/l2tp/l2tp_core.h
View file

@ -231,48 +231,15 @@ extern int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_i
extern int l2tp_tunnel_delete(struct l2tp_tunnel *tunnel);
extern struct l2tp_session *l2tp_session_create(int priv_size, struct l2tp_tunnel *tunnel, u32 session_id, u32 peer_session_id, struct l2tp_session_cfg *cfg);
extern int l2tp_session_delete(struct l2tp_session *session);
extern void l2tp_tunnel_free(struct l2tp_tunnel *tunnel);
extern void l2tp_session_free(struct l2tp_session *session);
extern void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, unsigned char *ptr, unsigned char *optr, u16 hdrflags, int length, int (*payload_hook)(struct sk_buff *skb));
extern int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb, int (*payload_hook)(struct sk_buff *skb));
extern int l2tp_udp_encap_recv(struct sock *sk, struct sk_buff *skb);
extern int l2tp_xmit_core(struct l2tp_session *session, struct sk_buff *skb, size_t data_len);
extern int l2tp_xmit_skb(struct l2tp_session *session, struct sk_buff *skb, int hdr_len);
extern void l2tp_tunnel_destruct(struct sock *sk);
extern void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel);
extern void l2tp_session_set_header_len(struct l2tp_session *session, int version);
extern int l2tp_nl_register_ops(enum l2tp_pwtype pw_type, const struct l2tp_nl_cmd_ops *ops);
extern void l2tp_nl_unregister_ops(enum l2tp_pwtype pw_type);
/* Tunnel reference counts. Incremented per session that is added to
* the tunnel.
*/
static inline void l2tp_tunnel_inc_refcount_1(struct l2tp_tunnel *tunnel)
{
atomic_inc(&tunnel->ref_count);
}
static inline void l2tp_tunnel_dec_refcount_1(struct l2tp_tunnel *tunnel)
{
if (atomic_dec_and_test(&tunnel->ref_count))
l2tp_tunnel_free(tunnel);
}
#ifdef L2TP_REFCNT_DEBUG
#define l2tp_tunnel_inc_refcount(_t) do { \
printk(KERN_DEBUG "l2tp_tunnel_inc_refcount: %s:%d %s: cnt=%d\n", __func__, __LINE__, (_t)->name, atomic_read(&_t->ref_count)); \
l2tp_tunnel_inc_refcount_1(_t); \
} while (0)
#define l2tp_tunnel_dec_refcount(_t) do { \
printk(KERN_DEBUG "l2tp_tunnel_dec_refcount: %s:%d %s: cnt=%d\n", __func__, __LINE__, (_t)->name, atomic_read(&_t->ref_count)); \
l2tp_tunnel_dec_refcount_1(_t); \
} while (0)
#else
#define l2tp_tunnel_inc_refcount(t) l2tp_tunnel_inc_refcount_1(t)
#define l2tp_tunnel_dec_refcount(t) l2tp_tunnel_dec_refcount_1(t)
#endif
/* Session reference counts. Incremented when code obtains a reference
* to a session.
*/