> That is almost what I initially thought:
> UPID=`ps -C uhci-control -o pid=`
> (if all column heads are empty, no header line is printed)
>
> It isn't perfect though. There is currently no way to exclude
> processes that non-root users are running.
Sigh. If a non-root user has a process called uhci-control, then they
deserve to have it die when the sysadmin kills USB :)
If we keep the USB killer script (which is just for debugging anyway) we
might as well kill khubd too; however, we can have the hub driver
disconnect() routine do it instead.
Brad
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