From: Jan Kiszka <jan.kiszka@domain.hid>
To: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
Cc: xenomai-core <xenomai@xenomai.org>
Subject: Re: [Xenomai-core] Monotonic, realtime, and other timers
Date: Mon, 25 Jun 2007 12:58:45 +0200 [thread overview]
Message-ID: <467F9FE5.1070205@domain.hid> (raw)
In-Reply-To: <18047.40395.671989.328415@domain.hid>
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Gilles Chanteperdrix wrote:
> Jan Kiszka wrote:
> > Ok, I think it's time to summarise some results of this thread:
> >
> > - xntimers will be of three kinds: real-time absolute, monotonic
> > absolute, and monotonic relative ones (ie. all POSIX). I'm currently
> > in favour of passing this property on timer start and not pushing
> > parts or more of it into timer init.
>
> The posix skin can live without monotonic absolute timers: monotonic
> timeout could simply be converted to relative timeouts.
>
The POSIX skin will not be the only user, and I rather see disadvantages
/wrt the hot-path (multiple timer readouts + conversions) when moving
over emulation mode again.
Anyway, I hope I can come up with some patches over the next days,
clarifying what we actually need to change (not much I think).
Jan
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next prev parent reply other threads:[~2007-06-25 10:58 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-23 8:08 [Xenomai-core] Monotonic, realtime, and other timers Jan Kiszka
2007-06-23 10:25 ` Philippe Gerum
2007-06-23 11:39 ` Jan Kiszka
2007-06-23 18:37 ` Philippe Gerum
2007-06-24 8:43 ` Jan Kiszka
2007-06-24 17:17 ` Gilles Chanteperdrix
2007-06-26 13:39 ` Jan Kiszka
2007-06-26 19:12 ` Gilles Chanteperdrix
2007-06-26 19:41 ` Jan Kiszka
2007-06-26 22:52 ` Gilles Chanteperdrix
2007-06-27 11:49 ` Jan Kiszka
2007-06-26 19:37 ` Philippe Gerum
2007-06-24 18:15 ` Philippe Gerum
2007-06-25 6:12 ` Jan Kiszka
2007-06-25 10:49 ` Gilles Chanteperdrix
2007-06-25 10:58 ` Jan Kiszka [this message]
2007-06-25 14:34 ` Jan Kiszka
2007-06-25 18:35 ` Gilles Chanteperdrix
2007-06-25 18:50 ` Jan Kiszka
2007-06-25 22:15 ` Philippe Gerum
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