* John Stultz <john.stu...@linaro.org> wrote: > A long running project has been to cleanup remaining uses > of clocksource_register(), replacing it with the simpler > clocksource_register_khz/hz().
s/.$/ functions. > However, there are a few cases where we need to self-define > our mult/shift values, so switch the function to a more > obviously internal __clocksource_register(), and consolidate s/(),/() name, > much of the internal logic so we don't have duplication. > + if (freq) { > + /* > + * Calc the maximum number of seconds which we can run before > + * wrapping around. For clocksources which have a mask > 32bit > + * we need to limit the max sleep time to have a good > + * conversion precision. 10 minutes is still a reasonable > + * amount. That results in a shift value of 24 for a > + * clocksource with mask >= 40bit and f >= 4GHz. That maps to > + * ~ 0.06ppm granularity for NTP. s/32bit/32-bit s/40bit/40-bit Thanks, Ingo -- 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/