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From: =?iso-8859-1?q?M=E5ns_Rullg=E5rd?= <mru@kth.se>
Subject: Re: PATCH: cdrecord: avoiding scsi device numbering for ide devices
Date: Tue, 10 Aug 2004 10:16:19 +0200
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Albert Cahalan <albert@users.sf.net> writes:

>> Last time I gave 
>> superuser privilege to cdrecord it locked my machine - clearly it wasn't 
>> rt_task safe.
>
> So, you've been working on the scheduler anyway...
> An option to reserve some portion of CPU time for
> emergency use (say, 5% after 1 second has passed)
> would let somebody get out of this situation.

Another option would be an Alt-Sysrq-something that lowered all RT
processes to normal levels.

-- 
Måns Rullgård
mru@kth.se