Messages in this thread | | | From | "Kuwahara,T." <> | Date | Thu, 13 Jan 2011 05:39:04 +0900 | Subject | Re: [PATCH V8 02/13] ntp: add ADJ_SETOFFSET mode bit |
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On Wed, Jan 12, 2011 at 5:55 AM, john stultz <johnstul@us.ibm.com> wrote: > So the kernel handles leap second insertion via a timer. Thus at the end > of 23:59:59, it will inject a leapsecond by setting the time back by one > second (back to 23:59:59) and setting the TIME_OOP flag. > > This timer is an absolute timer, so if someone moves the clock forward > across the 23:59:59 boundary, the adjustment will still be made. > > The patch is not broken, nor useless.
It takes into account only one upcoming leap second, but ignores all the others. That's not sufficient for arbitrary adjustments.
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