I also asked that set_user_nice where and when is called(file and line). I think it is not called after each forking operation, isn't it? Could you give calling order between functions from do_fork() like that func1()->func2()->...
Regards.
On Mon, Nov 21, 2011 at 3:59 AM, Mulyadi Santosa <mulyadi.santosa@xxxxxxxxx> wrote:
On Mon, Nov 21, 2011 at 00:31, Enes Albay - انس الباىIn x86, do_fork() is called from sys_fork()... check :
<albayenes@xxxxxxxxx> wrote:
> Hi!
>
> anybody knows that where is set_user_nice() function called in the kernel?
> i couldn't find that. i just found that in forking operation
> do_fork()->copy_process()->
> dup_task_struct() called then set_user_nice()
> called but i couldn't find that where. Also how/where do_fork() function
> called in kernel i couldn't find.
http://lxr.linux.no/#linux+v3.1.1/arch/x86/kernel/process.c#L235
While sys_fork() itself, since it's a syscall handler, is called from
entry.S. Please refer to:
http://lxr.linux.no/#linux+v3.1.1/arch/x86/ia32/ia32entry.S#L475
--
regards,
Mulyadi Santosa
Freelance Linux trainer and consultant
blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com
--
Enes Albay
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