Re: [patch 1/4] fs, proc: Introduce /proc/<pid>/task/<tid>/childrenentry v8

[KOSAKI Motohiro]

(1/24/12 4:11 AM), Cyrill Gorcunov wrote:
> On Tue, Jan 24, 2012 at 12:52:03AM -0800, Eric W. Biederman wrote:
> > Cyrill Gorcunov<gorcunov@xxxxxxxxx>  writes:
> >
> > > On Tue, Jan 24, 2012 at 04:07:09PM +0900, KAMEZAWA Hiroyuki wrote:
> > > > > Hmm. But userspace app will get eof, so frankly I don't see
> > > > > a problem here. Or maybe I miss something?
> > > >
> > > > Userspace need to take care of whether there may be"\n" or not even
> > > > if read() returns EOF.
> > > > As an interface, it's BUG to say "\n" will be there if you're lucky!"
> > > > (*) I know script language can handle this but we shouldn't assume that.
> > > >
> > > > How about just remove "\n" at EOF  ? I think it's unnecessary.
> > >
> > > Sure thing, it's not a problem to remove it completely.
> >
> > Foolish question.  Is there any reason why this is a file instead
> > of being the obvious directory full of symlinks?
>
> How would these symlinks look like? "../../pid"? There were a conversation
> about such things (https://lkml.org/lkml/2011/12/2/142) but I suppose we
> were agree on children with pids as consensus.

I couldn't find any agreement in this link. Suppose wrong url?


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