task_struct's real_parent vs parent members
Vimal
j.vimal at gmail.com
Mon Feb 27 15:58:43 EST 2012
Hi Mulyadi,
You were right. I found this code, which is called from
ptrace_attach function:
http://lxr.free-electrons.com/source/kernel/ptrace.c#L41
Thanks :)
On 27 February 2012 08:45, Vimal <j.vimal at gmail.com> wrote:
> Hi Mulyadi,
>
> On 26 February 2012 23:48, Mulyadi Santosa <mulyadi.santosa at gmail.com> wrote:
>> I am bit rusty here, but AFAIK sigchld is thrown to the process who
>> ptrace another process. CMIIW
>>
>
> sigchld's definition [1] says it's sent to the parent process when a
> child terminates.
>
> But I do agree that the notion of a parent seems a bit ambiguous when
> a process is being ptraced.
>
> ptrace is what I found when looking through some websites, and you may
> very well be correct. But as always, it is good to confirm through
> code. :) Let me try checking the ptrace functions.
>
> Thanks!
> --
> Vimal
--
Vimal
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