| 1 | #undef TRACE_SYSTEM |
| 2 | #define TRACE_SYSTEM raw_syscalls |
| 3 | #define TRACE_INCLUDE_FILE syscalls |
| 4 | |
| 5 | #if !defined(LTTNG_TRACE_EVENTS_SYSCALLS_H) || defined(TRACE_HEADER_MULTI_READ) |
| 6 | #define LTTNG_TRACE_EVENTS_SYSCALLS_H |
| 7 | |
| 8 | #include "../../../probes/lttng-tracepoint-event.h" |
| 9 | |
| 10 | #ifdef CONFIG_HAVE_SYSCALL_TRACEPOINTS |
| 11 | |
| 12 | #ifndef _TRACE_SYSCALLS_DEF_ |
| 13 | #define _TRACE_SYSCALLS_DEF_ |
| 14 | |
| 15 | #include <asm/ptrace.h> |
| 16 | #include <asm/syscall.h> |
| 17 | |
| 18 | #endif /* _TRACE_SYSCALLS_DEF_ */ |
| 19 | |
| 20 | LTTNG_TRACEPOINT_EVENT(sys_enter, |
| 21 | |
| 22 | TP_PROTO(struct pt_regs *regs, long id), |
| 23 | |
| 24 | TP_ARGS(regs, id), |
| 25 | |
| 26 | TP_STRUCT__entry( |
| 27 | __field( long, id ) |
| 28 | __array( unsigned long, args, 6 ) |
| 29 | ), |
| 30 | |
| 31 | TP_fast_assign( |
| 32 | tp_assign(id, id) |
| 33 | { |
| 34 | tp_memcpy(args, |
| 35 | ({ |
| 36 | unsigned long args_copy[6]; |
| 37 | syscall_get_arguments(current, regs, |
| 38 | 0, 6, args_copy); |
| 39 | args_copy; |
| 40 | }), 6 * sizeof(unsigned long)); |
| 41 | } |
| 42 | ), |
| 43 | |
| 44 | TP_printk("NR %ld (%lx, %lx, %lx, %lx, %lx, %lx)", |
| 45 | __entry->id, |
| 46 | __entry->args[0], __entry->args[1], __entry->args[2], |
| 47 | __entry->args[3], __entry->args[4], __entry->args[5]) |
| 48 | ) |
| 49 | |
| 50 | LTTNG_TRACEPOINT_EVENT(sys_exit, |
| 51 | |
| 52 | TP_PROTO(struct pt_regs *regs, long ret), |
| 53 | |
| 54 | TP_ARGS(regs, ret), |
| 55 | |
| 56 | TP_STRUCT__entry( |
| 57 | __field( long, id ) |
| 58 | __field( long, ret ) |
| 59 | ), |
| 60 | |
| 61 | TP_fast_assign( |
| 62 | tp_assign(id, syscall_get_nr(current, regs)) |
| 63 | tp_assign(ret, ret) |
| 64 | ), |
| 65 | |
| 66 | TP_printk("NR %ld = %ld", |
| 67 | __entry->id, __entry->ret) |
| 68 | ) |
| 69 | |
| 70 | #endif /* CONFIG_HAVE_SYSCALL_TRACEPOINTS */ |
| 71 | |
| 72 | #endif /* LTTNG_TRACE_EVENTS_SYSCALLS_H */ |
| 73 | |
| 74 | /* This part must be outside protection */ |
| 75 | #include "../../../probes/define_trace.h" |
| 76 | |