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Date: Mon, 14 Jan 2008 21:43:53 +0100
From: Philippe Gerum <rpm@xenomai.org>
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Sender: Philippe Gerum <philippe.gerum@domain.hid>
Subject: Re: [Xenomai-help] Is rt_task_set_mode( T_PRIMARY, 0,
 0 ) temporary ?
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To: Peter Soetens <peter.soetens@domain.hid>
Cc: xenomai@xenomai.org

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