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Date: Thu, 14 Feb 2008 02:37:51 +0100 From: Roman Zippel <zippel@...ux-m68k.org> To: "Francis Moreau" <francis.moro@...il.com> Cc: linux-kernel@...r.kernel.org, johnstul@...ibm.com Subject: Re: Question on timekeeping subsystem Hi, On Wednesday 13. February 2008, Francis Moreau wrote: > First I tried to find some documentation on the current implementation > but haven't found any thing really usefull. Specially there's nothing about > it in Documentation/ directory. Please correct me if I'm already wrong. > > Actually I read the implementation of update_wall_time() and I really fail > to understand how it works. This is probably because I don't know > what "xtime_nsec" and "error" fields in clocksource struct are for. > These fields are not documented anywhere in the source code so it > should be obvious but unfortunately not for me. These mails should help to understand, what this code does: http://lkml.org/lkml/2006/3/4/61 http://lkml.org/lkml/2006/4/3/205 bye, Roman -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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