From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: Donggu Kang <cdslashboot@domain.hid>
Cc: Xenomai help <xenomai@xenomai.org>
Subject: Re: [Xenomai-help] Interruption of sata hard driver's during real-time task running
Date: Mon, 31 Oct 2011 14:10:40 +0100 [thread overview]
Message-ID: <4EAE9E50.1060507@domain.hid> (raw)
In-Reply-To: <CAAtf-FdauMEM4s7xUNjm7GKEvUE6di5f=h-yU9Qxbwh1Y5yPZw@domain.hid>
On 10/31/2011 12:39 PM, Donggu Kang wrote:
> Dear Gilles
>
> I re-made xenomai task that use etherlab kernel module.
> Xenomai task is working as kernel module.
>
> As your comment, when I call the etherlab api, the mode of real-time
> task is changed to secondary mode.
> And the real-time task could be interrupted by linux irq. right?
>
> but, In "Xenomai's primary and secondary domains" section of "Life
> With Adeos" says, xenomai have interrupt shield function.
> So, if I turn on the interrupt shield option, latency could be more reduced.
>
> Is it collect ?
The interrupt shield no longer exists. If you want a task to meet its
deadlines, it should remain in primary mode.
Please do not send private mails.
--
Gilles.
prev parent reply other threads:[~2011-10-31 13:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-21 7:23 [Xenomai-help] Interruption of sata hard driver's during real-time task running Donggu Kang
2011-10-21 8:57 ` Gilles Chanteperdrix
[not found] ` <CAAtf-FdauMEM4s7xUNjm7GKEvUE6di5f=h-yU9Qxbwh1Y5yPZw@domain.hid>
2011-10-31 13:10 ` Gilles Chanteperdrix [this message]
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