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rxrpc: Trace rxrpc_call usage

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Add a trace event for debuging rxrpc_call struct usage.

Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells
2016-08-30 09:49:29 +01:00
parent f5c17aaeb2
commit e34d4234b0
12 changed files with 144 additions and 35 deletions
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19
net/rxrpc/ar-internal.h
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@@ -543,7 +543,11 @@ struct rxrpc_call *rxrpc_incoming_call(struct rxrpc_sock *,
struct sk_buff *);
void rxrpc_release_call(struct rxrpc_call *);
void rxrpc_release_calls_on_socket(struct rxrpc_sock *);
void __rxrpc_put_call(struct rxrpc_call *);
void rxrpc_see_call(struct rxrpc_call *);
void rxrpc_get_call(struct rxrpc_call *);
void rxrpc_put_call(struct rxrpc_call *);
void rxrpc_get_call_for_skb(struct rxrpc_call *, struct sk_buff *);
void rxrpc_put_call_for_skb(struct rxrpc_call *, struct sk_buff *);
void __exit rxrpc_destroy_all_calls(void);
static inline bool rxrpc_is_service_call(const struct rxrpc_call *call)
@@ -1022,16 +1026,3 @@ do { \
} while (0)
#endif /* __KDEBUGALL */
#define rxrpc_get_call(CALL) \
do { \
CHECK_SLAB_OKAY(&(CALL)->usage); \
if (atomic_inc_return(&(CALL)->usage) == 1) \
BUG(); \
} while (0)
#define rxrpc_put_call(CALL) \
do { \
__rxrpc_put_call(CALL); \
} while (0)