[PATCH 0/3] cpu: idle state framework for offline CPUs.

Rafael J. Wysocki rjw at sisk.pl
Sun Aug 9 23:22:02 EST 2009

On Sunday 09 August 2009, Pavel Machek wrote:
> Hi!
> > > Also, approaches such as [1] can make use of this
> > > extended infrastructure instead of putting the CPU to an arbitrary C-state
> > > when it is offlined, thereby providing the system administrator a rope to hang
> > > himself with should he feel the need to do so.
> > I didn't see the reason why administrator needs to know which state offline cpu
> > should stay. Don't know about powerpc side, but in x86 side, it appears deepest
> > C-state is already preferred.
> > 
> Agreed, deepest c-state is always best, there's no need to make it configurable.

Unless it doesn't work.


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