xref: /linux/include/trace/events/syscalls.h (revision 7f71507851fc7764b36a3221839607d3a45c2025)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM raw_syscalls
4 #undef TRACE_INCLUDE_FILE
5 #define TRACE_INCLUDE_FILE syscalls
6 
7 #if !defined(_TRACE_EVENTS_SYSCALLS_H) || defined(TRACE_HEADER_MULTI_READ)
8 #define _TRACE_EVENTS_SYSCALLS_H
9 
10 #include <linux/tracepoint.h>
11 
12 #include <asm/ptrace.h>
13 #include <asm/syscall.h>
14 
15 
16 #ifdef CONFIG_HAVE_SYSCALL_TRACEPOINTS
17 
18 TRACE_EVENT_SYSCALL(sys_enter,
19 
20 	TP_PROTO(struct pt_regs *regs, long id),
21 
22 	TP_ARGS(regs, id),
23 
24 	TP_STRUCT__entry(
25 		__field(	long,		id		)
26 		__array(	unsigned long,	args,	6	)
27 	),
28 
29 	TP_fast_assign(
30 		__entry->id	= id;
31 		syscall_get_arguments(current, regs, __entry->args);
32 	),
33 
34 	TP_printk("NR %ld (%lx, %lx, %lx, %lx, %lx, %lx)",
35 		  __entry->id,
36 		  __entry->args[0], __entry->args[1], __entry->args[2],
37 		  __entry->args[3], __entry->args[4], __entry->args[5]),
38 
39 	syscall_regfunc, syscall_unregfunc
40 );
41 
42 TRACE_EVENT_FLAGS(sys_enter, TRACE_EVENT_FL_CAP_ANY)
43 
44 TRACE_EVENT_SYSCALL(sys_exit,
45 
46 	TP_PROTO(struct pt_regs *regs, long ret),
47 
48 	TP_ARGS(regs, ret),
49 
50 	TP_STRUCT__entry(
51 		__field(	long,	id	)
52 		__field(	long,	ret	)
53 	),
54 
55 	TP_fast_assign(
56 		__entry->id	= syscall_get_nr(current, regs);
57 		__entry->ret	= ret;
58 	),
59 
60 	TP_printk("NR %ld = %ld",
61 		  __entry->id, __entry->ret),
62 
63 	syscall_regfunc, syscall_unregfunc
64 );
65 
66 TRACE_EVENT_FLAGS(sys_exit, TRACE_EVENT_FL_CAP_ANY)
67 
68 #endif /* CONFIG_HAVE_SYSCALL_TRACEPOINTS */
69 
70 #endif /* _TRACE_EVENTS_SYSCALLS_H */
71 
72 /* This part must be outside protection */
73 #include <trace/define_trace.h>
74 
75