xref: /linux/include/trace/events/sock.h (revision f884ab15afdc5514e88105c92a4e2e1e6539869a)
1 #undef TRACE_SYSTEM
2 #define TRACE_SYSTEM sock
3 
4 #if !defined(_TRACE_SOCK_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define _TRACE_SOCK_H
6 
7 #include <net/sock.h>
8 #include <linux/tracepoint.h>
9 
10 TRACE_EVENT(sock_rcvqueue_full,
11 
12 	TP_PROTO(struct sock *sk, struct sk_buff *skb),
13 
14 	TP_ARGS(sk, skb),
15 
16 	TP_STRUCT__entry(
17 		__field(int, rmem_alloc)
18 		__field(unsigned int, truesize)
19 		__field(int, sk_rcvbuf)
20 	),
21 
22 	TP_fast_assign(
23 		__entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
24 		__entry->truesize   = skb->truesize;
25 		__entry->sk_rcvbuf  = sk->sk_rcvbuf;
26 	),
27 
28 	TP_printk("rmem_alloc=%d truesize=%u sk_rcvbuf=%d",
29 		__entry->rmem_alloc, __entry->truesize, __entry->sk_rcvbuf)
30 );
31 
32 TRACE_EVENT(sock_exceed_buf_limit,
33 
34 	TP_PROTO(struct sock *sk, struct proto *prot, long allocated),
35 
36 	TP_ARGS(sk, prot, allocated),
37 
38 	TP_STRUCT__entry(
39 		__array(char, name, 32)
40 		__field(long *, sysctl_mem)
41 		__field(long, allocated)
42 		__field(int, sysctl_rmem)
43 		__field(int, rmem_alloc)
44 	),
45 
46 	TP_fast_assign(
47 		strncpy(__entry->name, prot->name, 32);
48 		__entry->sysctl_mem = prot->sysctl_mem;
49 		__entry->allocated = allocated;
50 		__entry->sysctl_rmem = prot->sysctl_rmem[0];
51 		__entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
52 	),
53 
54 	TP_printk("proto:%s sysctl_mem=%ld,%ld,%ld allocated=%ld "
55 		"sysctl_rmem=%d rmem_alloc=%d",
56 		__entry->name,
57 		__entry->sysctl_mem[0],
58 		__entry->sysctl_mem[1],
59 		__entry->sysctl_mem[2],
60 		__entry->allocated,
61 		__entry->sysctl_rmem,
62 		__entry->rmem_alloc)
63 );
64 
65 #endif /* _TRACE_SOCK_H */
66 
67 /* This part must be outside protection */
68 #include <trace/define_trace.h>
69