* Andi Kleen <[email protected]> wrote:
> On Tue, Aug 21, 2007 at 09:09:22AM +0200, Ingo Molnar wrote:
> >
> > * Andi Kleen <[email protected]> wrote:
> >
> > > You should just be using idle notifiers instead instead of adding
> > > more and more custom hooks (like NOHZ has already) x86-64 still
> > > has them and there is a old patch around to add them to i386.
> >
> > these are specially placed callbacks that we want to call from
> > certain ACPI codepaths but not from all of them.
>
> Because you believe TSC only stops in C2 and C3? That's not correct on
> all systems.
i know there are some incredibly broken (but rare) boxes where the bios
will report it only knows C1 and do C2? Is that the case you are
referring to, or is there something else too?
Ingo
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