Re: [PATCH V8 02/13] ntp: add ADJ_SETOFFSET mode bit

From: Kuwahara,T.
Date: Wed Jan 12 2011 - 15:39:51 EST


On Wed, Jan 12, 2011 at 5:55 AM, john stultz <johnstul@xxxxxxxxxx> 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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