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It's in kernel space. This article from Linux Device Drivers is a bit dated but still should generally apply: https://lwn.net/images/pdf/LDD3/ch18.pdf However, there is some effort recently towards replacing the kernel driver with a userspace console called "KMSCON" -- see that project's site for more: http://cgit.freedesktop.org/~dvdhrm/kmscon/tree/README


exec here could be a system call or a bash built-in or something else from this . And respective man pages related to system call or bash built-in refer to the exec's man page with numbers in the brackets. So if I want to refer to manpage of bash built-in, I would say exec(1) and if I want to refer to manpage of system call exec() i would say exec(2) The ...


These numbers disambiguate manual pages that have the same name. They represent the manual section that the page should be retrieved from. As an excerpt from Wikipedia states: The manual is generally split into eight numbered sections, organized as follows [...]


The numbers are the sections in the manual. (1), for example, are commands.

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