LXR linux/include/trace/events/syscalls.h

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