blob: 3926605b82eaf7ee25a4c00b0d83217243f88072 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * linux/arch/arm/kernel/ptrace.h
3 *
4 * Copyright (C) 2000-2003 Russell King
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
Russell Kingb2a0d362007-03-04 09:50:28 +000010#include <linux/ptrace.h>
11
Linus Torvalds1da177e2005-04-16 15:20:36 -070012extern void ptrace_cancel_bpt(struct task_struct *);
13extern void ptrace_set_bpt(struct task_struct *);
14extern void ptrace_break(struct task_struct *, struct pt_regs *);
Russell Kingb2a0d362007-03-04 09:50:28 +000015
16/*
Russell Kingb2a0d362007-03-04 09:50:28 +000017 * Send SIGTRAP if we're single-stepping
18 */
19static inline void single_step_trap(struct task_struct *task)
20{
21 if (task->ptrace & PT_SINGLESTEP) {
22 ptrace_cancel_bpt(task);
23 send_sig(SIGTRAP, task, 1);
24 }
25}
26
27static inline void single_step_clear(struct task_struct *task)
28{
29 if (task->ptrace & PT_SINGLESTEP)
30 ptrace_cancel_bpt(task);
31}
32
33static inline void single_step_set(struct task_struct *task)
34{
35 if (task->ptrace & PT_SINGLESTEP)
36 ptrace_set_bpt(task);
37}