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    From
    SubjectRe: PATCH: cdrecord: avoiding scsi device numbering for ide devices
    Date
    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

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