2013/7/4 Peter Zijlstra <pet...@infradead.org>: > On Thu, Jul 04, 2013 at 01:34:13PM +0800, Alex Shi wrote: > >> If the tsc is marked as constant and nonstop, could we set it as system >> clocksource when do tsc register? w/o checking it on clocksource_watchdog? > > I'd not do that; the BIOS can still screw you over, we need some validation. > > That said; we do need means to disable the clocksource watchdog -- although I > suppose Frederic might already have provided this for this NOHZ efforts when I > wasn't looking.
Nope, I haven't touched that. I prefer not to fiddle with unstable clocksource for now :) As for unstable TSCs, if sched_clock_tick() needs to be fed, we simply don't stop the tick. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
