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Diffstat (limited to 'net/l2tp/l2tp_core.h')
-rw-r--r--net/l2tp/l2tp_core.h57
1 files changed, 41 insertions, 16 deletions
diff --git a/net/l2tp/l2tp_core.h b/net/l2tp/l2tp_core.h
index a16a48e79fab..a38ec6cdeee1 100644
--- a/net/l2tp/l2tp_core.h
+++ b/net/l2tp/l2tp_core.h
@@ -45,6 +45,7 @@ struct l2tp_stats {
u64 rx_oos_packets;
u64 rx_errors;
u64 rx_cookie_discards;
+ struct u64_stats_sync syncp;
};
struct l2tp_tunnel;
@@ -54,15 +55,15 @@ struct l2tp_tunnel;
*/
struct l2tp_session_cfg {
enum l2tp_pwtype pw_type;
- unsigned data_seq:2; /* data sequencing level
+ unsigned int data_seq:2; /* data sequencing level
* 0 => none, 1 => IP only,
* 2 => all
*/
- unsigned recv_seq:1; /* expect receive packets with
+ unsigned int recv_seq:1; /* expect receive packets with
* sequence numbers? */
- unsigned send_seq:1; /* send packets with sequence
+ unsigned int send_seq:1; /* send packets with sequence
* numbers? */
- unsigned lns_mode:1; /* behave as LNS? LAC enables
+ unsigned int lns_mode:1; /* behave as LNS? LAC enables
* sequence numbers under
* control of LNS. */
int debug; /* bitmask of debug message
@@ -107,21 +108,22 @@ struct l2tp_session {
char name[32]; /* for logging */
char ifname[IFNAMSIZ];
- unsigned data_seq:2; /* data sequencing level
+ unsigned int data_seq:2; /* data sequencing level
* 0 => none, 1 => IP only,
* 2 => all
*/
- unsigned recv_seq:1; /* expect receive packets with
+ unsigned int recv_seq:1; /* expect receive packets with
* sequence numbers? */
- unsigned send_seq:1; /* send packets with sequence
+ unsigned int send_seq:1; /* send packets with sequence
* numbers? */
- unsigned lns_mode:1; /* behave as LNS? LAC enables
+ unsigned int lns_mode:1; /* behave as LNS? LAC enables
* sequence numbers under
* control of LNS. */
int debug; /* bitmask of debug message
* categories */
int reorder_timeout; /* configured reorder timeout
* (in jiffies) */
+ int reorder_skip; /* set if skip to next nr */
int mtu;
int mru;
enum l2tp_pwtype pwtype;
@@ -150,6 +152,10 @@ struct l2tp_tunnel_cfg {
/* Used only for kernel-created sockets */
struct in_addr local_ip;
struct in_addr peer_ip;
+#if IS_ENABLED(CONFIG_IPV6)
+ struct in6_addr *local_ip6;
+ struct in6_addr *peer_ip6;
+#endif
u16 local_udp_port;
u16 peer_udp_port;
unsigned int use_udp_checksums:1;
@@ -255,17 +261,36 @@ static inline void l2tp_session_dec_refcount_1(struct l2tp_session *session)
}
#ifdef L2TP_REFCNT_DEBUG
-#define l2tp_session_inc_refcount(_s) do { \
- printk(KERN_DEBUG "l2tp_session_inc_refcount: %s:%d %s: cnt=%d\n", __func__, __LINE__, (_s)->name, atomic_read(&_s->ref_count)); \
- l2tp_session_inc_refcount_1(_s); \
- } while (0)
-#define l2tp_session_dec_refcount(_s) do { \
- printk(KERN_DEBUG "l2tp_session_dec_refcount: %s:%d %s: cnt=%d\n", __func__, __LINE__, (_s)->name, atomic_read(&_s->ref_count)); \
- l2tp_session_dec_refcount_1(_s); \
- } while (0)
+#define l2tp_session_inc_refcount(_s) \
+do { \
+ pr_debug("l2tp_session_inc_refcount: %s:%d %s: cnt=%d\n", \
+ __func__, __LINE__, (_s)->name, \
+ atomic_read(&_s->ref_count)); \
+ l2tp_session_inc_refcount_1(_s); \
+} while (0)
+#define l2tp_session_dec_refcount(_s) \
+do { \
+ pr_debug("l2tp_session_dec_refcount: %s:%d %s: cnt=%d\n", \
+ __func__, __LINE__, (_s)->name, \
+ atomic_read(&_s->ref_count)); \
+ l2tp_session_dec_refcount_1(_s); \
+} while (0)
#else
#define l2tp_session_inc_refcount(s) l2tp_session_inc_refcount_1(s)
#define l2tp_session_dec_refcount(s) l2tp_session_dec_refcount_1(s)
#endif
+#define l2tp_printk(ptr, type, func, fmt, ...) \
+do { \
+ if (((ptr)->debug) & (type)) \
+ func(fmt, ##__VA_ARGS__); \
+} while (0)
+
+#define l2tp_warn(ptr, type, fmt, ...) \
+ l2tp_printk(ptr, type, pr_warn, fmt, ##__VA_ARGS__)
+#define l2tp_info(ptr, type, fmt, ...) \
+ l2tp_printk(ptr, type, pr_info, fmt, ##__VA_ARGS__)
+#define l2tp_dbg(ptr, type, fmt, ...) \
+ l2tp_printk(ptr, type, pr_debug, fmt, ##__VA_ARGS__)
+
#endif /* _L2TP_CORE_H_ */