All of lore.kernel.org
 help / color / mirror / Atom feed
From: Philippe Gerum <rpm@xenomai.org>
To: Peter Soetens <peter.soetens@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] Is rt_task_set_mode( T_PRIMARY, 0, 0 ) temporary ?
Date: Mon, 14 Jan 2008 21:43:53 +0100	[thread overview]
Message-ID: <478BC989.6020103@domain.hid> (raw)
In-Reply-To: <200801141627.32289.peter.soetens@domain.hid>

Peter Soetens wrote:
> Hi,
> 
> Is it possible that this call only clears the T_PRIMARY flag temporary, and 
> that after 'some' rt_ call, the flag is set again ? 
>

Any potentially blocking rt-syscall for instance, occurring between 
rt_task_set_mode() and rt_task_inquire(), would indeed switch the thread 
back to primary, clearing the XNRELAX bit from the status.

> I tried to check this with rt_task_inquire(	task, &info ) and check  
> info.status & XNRELAX but that always returned false.
> 
> Peter



  reply	other threads:[~2008-01-14 20:43 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-14 15:27 [Xenomai-help] Is rt_task_set_mode( T_PRIMARY, 0, 0 ) temporary ? Peter Soetens
2008-01-14 20:43 ` Philippe Gerum [this message]
2008-01-15  9:24   ` Peter Soetens
2008-01-15 10:06     ` Gilles Chanteperdrix
2008-01-15 10:22       ` Gilles Chanteperdrix
2008-01-15 10:23         ` Gilles Chanteperdrix
2008-01-15 12:34       ` Peter Soetens
2008-01-15 13:05         ` Gilles Chanteperdrix

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=478BC989.6020103@domain.hid \
    --to=rpm@xenomai.org \
    --cc=peter.soetens@domain.hid \
    --cc=xenomai@xenomai.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.