Sometimes I’m in the mood to destruct my devices. Luckily some drivers may have an ioctl for that:

Most devices can perform operations beyond simple data transfers; user space must often be able to request, for example, that the device lock its door, eject its media, report error information, change a baud rate, or self desctruct.

(Linux Device Drivers, Third Edition, by Jonathan Corbet, Alessandro Rubini, and Greg Kroah-Hartman, published 2005 by O’Reilly®)

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