[rtl] Re: device busy

[Emili Badia <ebadia@nil.fut.es>]

Hello.
If the application that opens the device doesn't finish ok, the device is
still opened. 
All you have to do is kill the application (ps -aux will give you the pid,
and a simple "kill -9 PID" will free the rtf.

At 08:08 AM 9/06/98 -0600, you wrote:
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>From: Thomas Netter <tnetter@lnb.cnrs-mrs.fr>
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>Date: Tue, 9 Jun 1998 14:13:49 +0200 (CEST)
>To: rtl@rtlinux.cs.nmt.edu
>Subject: Help releasing /dev/rtf1
>X-Mailer: VM 6.47 under Emacs 19.34.1
>
>Hello,
>
>	I've been hacking the 2tasks example in rtlinux 0.6, linux
>2.0.33. Sometimes I screw up my hack and /dev/rtf1 is not released
>when I interrupt the program. So when I restart the program I have an
>Error opening /dev/rtf1 (error 16 EBUSY Device or resource busy).
>
>Can someone tell me how to release /dev/rtf1 without rebooting the
>computer? 
>
>Thanks,
>
>Thomas Netter
>
>--- [rtl] ---
>For more information on Real-Time Linux see:
>http://www.rtlinux.org/
>
Emili
--- [rtl] ---
For more information on Real-Time Linux see:
http://www.rtlinux.org/