Re: RFC: documentation of the autogroup feature

From: Mike Galbraith
Date: Wed Nov 23 2016 - 12:11:38 EST

On Wed, 2016-11-23 at 17:04 +0100, Michael Kerrisk (man-pages) wrote:

> > > In what circumstances does a process get moved back to the root
> > > task group?
> >
> > Userspace actions, tool or human fingers.
> Could you say a little more please. What Kernel-user-space
> APIs/system calls/etc. cause this to happen?

Well, the system call would be write(), scribbling in the cgroups vfs
interface.. not all that helpful without ever more technical detail.

> > > Actually, can you define for me what the root task group is, and
> > > why it exists? That may be worth some words in this man page.
> >
> > I don't think we need group scheduling details, there's plenty of
> > documentation elsewhere for those who want theory.
> Well, you suggested above
> Perhaps mention that moving a task back to the root task
> group will result in the autogroup again taking effect.

Dang, evolution doesn't have an unsend button :)