Re: [PATCH] proc: Expose /proc/<pid>/task/<tid>/childrenunconditionally

[Cyrill Gorcunov]

On Tue, Jun 25, 2013 at 02:36:31PM -0700, Andy Lutomirski wrote:
> On Tue, Jun 25, 2013 at 1:17 PM, Oleg Nesterov <oleg@xxxxxxxxxx> wrote:
> > On 06/26, Cyrill Gorcunov wrote:
> >>
> >> On Tue, Jun 25, 2013 at 12:51:45PM -0700, Andy Lutomirski wrote:
> >> > This is currently only available if CONFIG_CHECKPOINT_RESTORE, which
> >> > is hidden under CONFIG_EXPERT.  It's generally useful functionality,
> >> > though, so expose it unconditionally.
> >> >
> >> > Cc: Cyrill Gorcunov <gorcunov@xxxxxxxxxx>
> >> > Signed-off-by: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
> >> Acked-by: Cyrill Gorcunov <gorcunov@xxxxxxxxxx>
> >
> > I didn't see the patch but I guess it is trivial and I agree with intent ;)
> 
> The patch works, but "children" is only listed under task/<tid>, not
> under /proc/<pid>.  Is that intentional?  Fixing it would be a
> one-liner.

Yeah, it's intentional. Here some explanations from Oleg (check out
the whole thread, it's not that big https://lkml.org/lkml/2011/12/9/220)
in short this might require some more code, but i'll re-check tomorrow.
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