Re: [PATCH] raise tsc clocksource rating

Ingo Molnar
2007-10-29T23:22:19Z

* Jeremy Fitzhardinge <jeremy@goop.org> wrote:

> Ingo Molnar wrote:
> > that's totally broken then. You cannot create an SMP-safe monotonic
> > clocksource via interpolation - native does not do it either. Good thing
> > this problem got exposed, it needs to be fixed.
> >
>
> Sigh, I don't really want to have this fight again.

i dont remember us having discussed this before, ever. If there's any
"fight" about monotonicity and SMP then it would be a pretty onesided
affair, with you being beaten up seriously ;-)

> I don't really see what point there is in raising the tsc's rating
> (why is 300 insufficient again?), but regardless of the value, the Xen
> clocksource rating needs to be higher.

anyway, i agree that this patch cannot go in in its current form.

Ingo