See sys_swapon() in mm/swapfile.c.
pjm.
"phil.burr@usa.net (Phillip Burr)" <philb@powerquest.com> writes:
> Perhaps what is needed is a device locking mechanism. ... [As an
> example of how one can swapon the same device twice, one]
> could create another device for that major/minor with the command
> 'mknod ~/swap b 3 3' and get around any locking mechanism using
> i_count and d_count. (And any other that I know of!)
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