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[POWERPC] powerpc: ptrace can set DABR on both 32 and 64 bits

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Allow ptrace to set dabr in the thread structure for both 32 and 64 bits,
though only 64 bits actually uses that field, it's actually defined in both.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Benjamin Herrenschmidt 2007-06-04 15:15:47 +10:00 committed by Paul Mackerras
parent abd0650541
commit 6d110da8c3
1 changed files with 0 additions and 4 deletions
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4
arch/powerpc/kernel/ptrace.c
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@ -286,7 +286,6 @@ static void clear_single_step(struct task_struct *task)
clear_tsk_thread_flag(task, TIF_SINGLESTEP);
}
#ifdef CONFIG_PPC64
static int ptrace_set_debugreg(struct task_struct *task, unsigned long addr,
unsigned long data)
{
@ -305,7 +304,6 @@ static int ptrace_set_debugreg(struct task_struct *task, unsigned long addr,
task->thread.dabr = data;
return 0;
}
#endif
/*
* Called by kernel/ptrace.c when detaching..
@ -503,7 +501,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
}
#ifdef CONFIG_PPC64
case PTRACE_GET_DEBUGREG: {
ret = -EINVAL;
/* We only support one DABR and no IABRS at the moment */
@ -517,7 +514,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
case PTRACE_SET_DEBUGREG:
ret = ptrace_set_debugreg(child, addr, data);
break;
#endif
case PTRACE_DETACH:
ret = ptrace_detach(child, data);