| Re: [chrony-dev] Fw: leap seconds correction |
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On Wed, Feb 12, 2014 at 08:33:14AM -0800, Bill Unruh wrote:
> No, the kernel never steps back. It "stops" the clock, but if there is any
> request for time from the kernel during that time, it ensures that each
> successive request delivers a slightly (microseconds) later time than the
> earlier one during that period.
I'm not sure which kernel does this, but I don't think it's Linux. See
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/kernel/time/ntp.c#n391
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/kernel/time/timekeeping.c#n1261
--
Miroslav Lichvar
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