[lttng-modules.git] / instrumentation / events / lttng-module / 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(
		tp_assign(rmem_alloc, atomic_read(&sk->sk_rmem_alloc))
		tp_assign(truesize, skb->truesize)
		tp_assign(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(
		__string(name, prot->name)
		__array(long, sysctl_mem, 3)
		__field(long, allocated)
		__field(int, sysctl_rmem)
		__field(int, rmem_alloc)
	),

	TP_fast_assign(
		tp_strcpy(name, prot->name)
		tp_memcpy(sysctl_mem, prot->sysctl_mem, 3 * sizeof(long))
		tp_assign(allocated, allocated)
		tp_assign(sysctl_rmem, prot->sysctl_rmem[0])
		tp_assign(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 "../../../probes/define_trace.h"
Commit	Line	Data
	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	tp_assign(rmem_alloc, atomic_read(&sk->sk_rmem_alloc))
	24	tp_assign(truesize, skb->truesize)
	25	tp_assign(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	__string(name, prot->name)
	40	__array(long, sysctl_mem, 3)
	41	__field(long, allocated)
	42	__field(int, sysctl_rmem)
	43	__field(int, rmem_alloc)
	44	),
	45
	46	TP_fast_assign(
	47	tp_strcpy(name, prot->name)
	48	tp_memcpy(sysctl_mem, prot->sysctl_mem, 3 * sizeof(long))
	49	tp_assign(allocated, allocated)
	50	tp_assign(sysctl_rmem, prot->sysctl_rmem[0])
	51	tp_assign(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 "../../../probes/define_trace.h"