Mika,

Could you phrase your suggested change as a patch?

Thanks,

Michael

Michael Prokop wrote:
> Package: manpages-dev
> Version: 2.62-1
> Severity: minor
> 
> Quoting swapon(2):
> 
> | EINVAL The file path exists, but refers neither to a regular file nor to a 
> block device; or, for swapon(),
> |        the  indicated  path  does  not contain a valid swap signature; or, 
> for swapoff(), path is not cur‐
> |        rently a swap area.
> 
> That's not true if the file is on a tmpfs.
> 
> Demonstration:
> 
> # dd if=/dev/zero of=/tmp/swap bs=1024 count=100000
> 100000+0 records in
> 100000+0 records out
> 102400000 bytes (102 MB) copied, 0.373442 seconds, 274 MB/s
> # mkswap /tmp/swap
> Setting up swapspace version 1, size = 102395 kB
> no label, UUID=40138114-e7e5-4999-9d94-0a457e320199
> # file /tmp/swap
> /tmp/swap: Linux/i386 swap file (new style) 1 (4K pages) size 24999 pages
> # chmod 0600 /tmp/swap
> # swapon /tmp/swap
> swapon: /tmp/swap: Invalid argument
> # /usr/bin/stat -f -c %T /tmp
> tmpfs
> 
> IMHO that fact should be mentioned in the manpage.
> 
> regards,
> -mika-
> 
> 

-- 
Michael Kerrisk
maintainer of Linux man pages Sections 2, 3, 4, 5, and 7

Want to help with man page maintenance?  Grab the latest tarball at
http://www.kernel.org/pub/linux/docs/manpages/
read the HOWTOHELP file and grep the source files for 'FIXME'.


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