Re: Introduction of long term scheduling

From: M. Warner Losh <imp_at_BSDIMP.COM>
Date: Sat, 06 Jan 2007 17:59:05 -0700 (MST)

In message: <8F1F3BF9-DD19-4893-B2CB-0D0F5D99B9FA_at_semantic.org>
            Ashley Yakeley <ashley_at_SEMANTIC.ORG> writes:
: On Jan 6, 2007, at 16:18, M. Warner Losh wrote:
:
: > Unfortunately, the kernel has to have a notion of time stepping around
: > a leap-second if it implements ntp. There's no way around that that
: > isn't horribly expensive or difficult to code. The reasons for the
: > kernel's need to know have been enumerated elsewhere...
:
: Presumably it only needs to know the next leap-second to do this, not
: the whole known table?

Yes. ntpd or another agent tells it when leap seconds are coming. It
doesn't need a table. Then again, none of the broadcast time services
provide a table...

Warner
Received on Sat Jan 06 2007 - 17:03:11 PST

This archive was generated by hypermail 2.3.0 : Sat Sep 04 2010 - 09:44:55 PDT