Messages in this thread |  | | Subject | Re: [PATCH] USER_HZ & NTP problems | Date | Wed, 11 Sep 2002 18:36:22 -0400 | From | Horst von Brand <> |
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Rolf Fokkens <fokkensr@fokkensr.vertis.nl> said: > On Tuesday 10 September 2002 08:09, Vojtech Pavlik wrote: > > Actually, the clock true frequency is 1193181.8 Hz, although most > > manuals say 1.19318 MHz, which, because truncating more digits, also > > correct. But 1193180 Hz isn't. If you're trying to count the time > > correctly, you should better use 1193182 Hz if staying in integers. > > I copied the clock frequency from the kernel source, timex.h defines: > > #define CLOCK_TICK_RATE 1193180 > > If what you're saying is correct, timex.h uses the wrong value as wel I guess.
I'd be _really_ surprised if that number is within 1% (+-11932 or so) correct, an error in the last digit (0.0001%) is surely lost. -- Dr. Horst H. von Brand User #22616 counter.li.org Departamento de Informatica Fono: +56 32 654431 Universidad Tecnica Federico Santa Maria +56 32 654239 Casilla 110-V, Valparaiso, Chile Fax: +56 32 797513 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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