Release 4.12 include/trace/events/sock.h

#undef TRACE_SYSTEM

#define TRACE_SYSTEM sock

#if !defined(_TRACE_SOCK_H) || defined(TRACE_HEADER_MULTI_READ)

#define _TRACE_SOCK_H

#include <net/sock.h>
#include <linux/tracepoint.h>

TRACE_EVENT(sock_rcvqueue_full,

	TP_PROTO(struct sock *sk, struct sk_buff *skb),

	TP_ARGS(sk, skb),

	TP_STRUCT__entry(
                __field(int, rmem_alloc)
                __field(unsigned int, truesize)
                __field(int, sk_rcvbuf)
        ),

	TP_fast_assign(
                __entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
                __entry->truesize   = skb->truesize;
                __entry->sk_rcvbuf  = sk->sk_rcvbuf;
        ),

	TP_printk("rmem_alloc=%d truesize=%u sk_rcvbuf=%d",
                __entry->rmem_alloc, __entry->truesize, __entry->sk_rcvbuf)
);

TRACE_EVENT(sock_exceed_buf_limit,

	TP_PROTO(struct sock *sk, struct proto *prot, long allocated),

	TP_ARGS(sk, prot, allocated),

	TP_STRUCT__entry(
                __array(char, name, 32)
                __field(long *, sysctl_mem)
                __field(long, allocated)
                __field(int, sysctl_rmem)
                __field(int, rmem_alloc)
        ),

	TP_fast_assign(
                strncpy(__entry->name, prot->name, 32);
                __entry->sysctl_mem = prot->sysctl_mem;
                __entry->allocated = allocated;
                __entry->sysctl_rmem = prot->sysctl_rmem[0];
                __entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
        ),

	TP_printk("proto:%s sysctl_mem=%ld,%ld,%ld allocated=%ld "
		"sysctl_rmem=%d rmem_alloc=%d",
                __entry->name,
                __entry->sysctl_mem[0],
                __entry->sysctl_mem[1],
                __entry->sysctl_mem[2],
                __entry->allocated,
                __entry->sysctl_rmem,
                __entry->rmem_alloc)
);

#endif /* _TRACE_SOCK_H */

/* This part must be outside protection */
#include <trace/define_trace.h>
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Directory: include/trace/events

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