Пример #1
0
/*
 * Check for virtual address in kernel space.
 */
static int arch_check_va_in_kernelspace(unsigned long va, u8 hbp_len)
{
	unsigned int len;

	len = get_hbp_len(hbp_len);

	return (va >= TASK_SIZE) && ((va + len - 1) >= TASK_SIZE);
}
Пример #2
0
/*
 * Check for virtual address in user space.
 */
int arch_check_va_in_userspace(unsigned long va, u16 hbp_len)
{
	unsigned int len;

	len = get_hbp_len(hbp_len);

	return (va <= TASK_SIZE - len);
}
Пример #3
0
int arch_check_bp_in_kernelspace(struct perf_event *bp)
{
	unsigned int len;
	unsigned long va;
	struct arch_hw_breakpoint *info = counter_arch_bp(bp);

	va = info->address;
	len = get_hbp_len(info->len);

	return (va >= TASK_SIZE) && ((va + len - 1) >= TASK_SIZE);
}