mirror of
https://github.com/torvalds/linux.git
synced 2024-11-28 07:01:32 +00:00
52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
/*
|
|
* linux/arch/arm/kernel/ptrace.h
|
|
*
|
|
* Copyright (C) 2000-2003 Russell King
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
#include <linux/ptrace.h>
|
|
|
|
extern void ptrace_cancel_bpt(struct task_struct *);
|
|
extern void ptrace_set_bpt(struct task_struct *);
|
|
extern void ptrace_break(struct task_struct *, struct pt_regs *);
|
|
|
|
/*
|
|
* make sure single-step breakpoint is gone.
|
|
*/
|
|
static inline void single_step_disable(struct task_struct *task)
|
|
{
|
|
task->ptrace &= ~PT_SINGLESTEP;
|
|
ptrace_cancel_bpt(task);
|
|
}
|
|
|
|
static inline void single_step_enable(struct task_struct *task)
|
|
{
|
|
task->ptrace |= PT_SINGLESTEP;
|
|
}
|
|
|
|
/*
|
|
* Send SIGTRAP if we're single-stepping
|
|
*/
|
|
static inline void single_step_trap(struct task_struct *task)
|
|
{
|
|
if (task->ptrace & PT_SINGLESTEP) {
|
|
ptrace_cancel_bpt(task);
|
|
send_sig(SIGTRAP, task, 1);
|
|
}
|
|
}
|
|
|
|
static inline void single_step_clear(struct task_struct *task)
|
|
{
|
|
if (task->ptrace & PT_SINGLESTEP)
|
|
ptrace_cancel_bpt(task);
|
|
}
|
|
|
|
static inline void single_step_set(struct task_struct *task)
|
|
{
|
|
if (task->ptrace & PT_SINGLESTEP)
|
|
ptrace_set_bpt(task);
|
|
}
|