[RFC] Transactional CGroup task attachment

Matt Helsley matthltc at us.ibm.com
Fri Jul 11 19:03:36 PDT 2008


On Fri, 2008-07-11 at 18:49 -0700, Paul Menage wrote:
> On Fri, Jul 11, 2008 at 5:48 PM, Matt Helsley <matthltc at us.ibm.com> wrote:
> >
> >        I can't see a better way to support that goal and it doesn't seem
> > overly ambitious to me. Just needs a somewhat specific test
> > configuration for new subsystem patches to detect the deadlock issue.
> 
> Right - but all non-trivial development should be done with lockdep
> enabled anyway.
> 
> Paul

	True, though I don't think it's as simple as just enabling lockdep. My
understanding is you won't be able to determine if locks could ever be
taken out of order unless all of the cgroup systems are enabled and they
are all in the same cgroup hierarchy.

Cheers,
	-Matt Helsley



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