23 /* this struct defines the way the registers are stored on the
24 stack during a system call. */
44 /* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
45 #define PTRACE_GETREGS 12
46 #define PTRACE_SETREGS 13
47 #define PTRACE_GETFPREGS 14
48 #define PTRACE_SETFPREGS 15
49 #define PTRACE_GETFPXREGS 18
50 #define PTRACE_SETFPXREGS 19
52 #define PTRACE_OLDSETOPTIONS 21
54 #define PTRACE_GET_THREAD_AREA 25
55 #define PTRACE_SET_THREAD_AREA 26
59 extern void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs, int error_code);
61 static inline int user_mode(struct pt_regs *regs)
63 return (regs->xcs & 3) != 0;
65 static inline int user_mode_vm(struct pt_regs *regs)
67 return ((regs->xcs & 3) | (regs->eflags & VM_MASK)) != 0;
69 #define instruction_pointer(regs) ((regs)->eip)
70 #if defined(CONFIG_SMP) && defined(CONFIG_FRAME_POINTER)
71 extern unsigned long profile_pc(struct pt_regs *regs);
73 #define profile_pc(regs) instruction_pointer(regs)
75 #endif /* __KERNEL__ */