Re: [PATCH 1/8] PM: Add suspend block api.

Matthew Garrett
2010-05-07T18:46:21Z

On Fri, May 07, 2010 at 11:43:33AM -0700, Tony Lindgren wrote:
> * Matthew Garrett <mjg@redhat.com> [100507 11:23]:
> > On Fri, May 07, 2010 at 11:01:52AM -0700, Tony Lindgren wrote:
> > > * Matthew Garrett <mjg@redhat.com> [100507 10:46]:
> > > > Effective power management in the face of real-world applications is a
> > > > reasonable usecase.
> > >
> > > Sure there's no easy solution to misbehaving apps.
> >
> > That's the point of the suspend blockers.
>
> To me it sounds like suspending the whole system to deal with
> some misbehaving apps is an overkill. Sounds like kill -STOP
> the misbehaving apps should do the trick?

Freezer cgroups would work better, but it doesn't really change the
point - if that application has an open network socket, how do you know
to resume that application when a packet comes in?

--
Matthew Garrett | mjg59@srcf.ucam.org