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Re: [RFC] Transactional CGroup task attachment [message #31894 is a reply to message #31893] Sat, 12 July 2008 02:03 Go to previous messageGo to previous message
Matt Helsley is currently offline  Matt Helsley
Messages: 86
Registered: August 2006
Member
On Fri, 2008-07-11 at 18:49 -0700, Paul Menage wrote:
> On Fri, Jul 11, 2008 at 5:48 PM, Matt Helsley <matthltc@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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