From: Philippe Gerum <rpm@xenomai.org>
To: Steven Seeger <steve@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-core] rt_alarm_create
Date: Tue, 11 Oct 2005 16:15:33 +0200 [thread overview]
Message-ID: <434BC905.7060803@domain.hid> (raw)
In-Reply-To: <BF71144F.17CA%steve@domain.hid>
Steven Seeger wrote:
> Why is there a different version of this function for user and kernel space?
Because Xeno cannot fire alarm handlers asynchronously in user-space when the
alarm elapses at kernel level. We currently need an alarm server in user-space
to process alarm events synchronously for the app, hence rt_alarm_wait().
> I don't see this reflected in the docs.
>
Have a look at the "Environment" sections and notes for the alarm-related calls.
> Steven
>
>
> _______________________________________________
> Xenomai-core mailing list
> Xenomai-core@domain.hid
> https://mail.gna.org/listinfo/xenomai-core
>
--
Philippe.
prev parent reply other threads:[~2005-10-11 14:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-10-11 14:03 [Xenomai-core] rt_alarm_create Steven Seeger
2005-10-11 14:15 ` Philippe Gerum [this message]
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