From: Philippe Gerum <rpm@xenomai.org>
To: Rodrigo Rosenfeld Rosas <rosenfeld@domain.hid>
Cc: Jan Kiszka <jan.kiszka@domain.hid>, xenomai@xenomai.org
Subject: Re: [Xenomai-core] Synchronising TSC and periodic timer
Date: Mon, 20 Mar 2006 16:23:50 +0100 [thread overview]
Message-ID: <441EC906.3050104@domain.hid> (raw)
In-Reply-To: <200603201137.12548.rosenfeld@domain.hid>
Rodrigo Rosenfeld Rosas wrote:
> Philippe Gerum wrote:
>
>>...
>>Given the description above, just that some skin might return either
>>nucleus ticks or corrected timestamps to the applications, which would
>>in turn do some arithmetics for converting values they got from the skin
>>between both scales internally, and mistakenly use the result while
>>assuming that both scales are always in sync. In this situation, and
>>during a fraction of the time (i.e. the jitter), both scales might not
>>be in sync, and the result would be unusable.
>
>
> But I still can't find a real situation where the user would need these values
> to be in sync...
It's not a matter of dealing with users always doing The Right Thing,
but preferably preventing people from doing the wrong one.
--
Philippe.
next prev parent reply other threads:[~2006-03-20 15:23 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-14 20:45 [Xenomai-core] Synchronising TSC and periodic timer Jan Kiszka
2006-03-15 7:24 ` Jan Kiszka
[not found] ` <4417C74D.3060203@domain.hid>
2006-03-15 8:14 ` Jan Kiszka
2006-03-15 12:59 ` Philippe Gerum
2006-03-15 13:26 ` Gilles Chanteperdrix
2006-03-15 22:58 ` Philippe Gerum
2006-03-20 11:48 ` Jan Kiszka
2006-03-20 13:26 ` Philippe Gerum
2006-03-20 14:42 ` Rodrigo Rosenfeld Rosas
2006-03-20 16:51 ` Philippe Gerum
2006-03-20 19:27 ` Rodrigo Rosenfeld Rosas
2006-03-21 0:11 ` Jan Kiszka
2006-03-21 3:11 ` Rodrigo Rosenfeld Rosas
2006-03-20 14:46 ` Jan Kiszka
2006-03-21 12:44 ` Philippe Gerum
2006-03-24 13:14 ` Jan Kiszka
[not found] ` <200603201137.12548.rosenfeld@domain.hid>
2006-03-20 15:23 ` Philippe Gerum [this message]
2006-03-20 19:01 ` Rodrigo Rosenfeld Rosas
2006-03-21 17:57 ` Philippe Gerum
2006-03-15 13:34 ` Gilles Chanteperdrix
2006-03-15 16:50 ` Jan Kiszka
2006-03-16 15:26 ` Gilles Chanteperdrix
2006-03-17 1:16 ` Jan Kiszka
[not found] <1CFEB358338412458B21FAA0D78FE86D02CABF1C@rennsmail02.eu.thmulti.com>
2006-03-15 17:20 ` Jan Kiszka
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