Re: ISA slot detection on PCI systems?

From: Alan Cox (
Date: Wed Jan 02 2002 - 18:09:49 EST

> What? Perhaps we're talking at cross-prorposes here. What I'm proposing
> is that /proc/dmi should be a world-readable /proc file with the property
> that
> cat /proc/dmi
> gives you a DMI report. No root privileges or SUID programs needed.
> Surely that would be an improvement on having to run Arjan's dmidecode as
> root or requiring it to be SUID.

Of course it isnt. cat /proc/dmi executes kernel mode code which is totally
priviledged. /sbin/dmidecode executes slightly priviledged code which will
core dump not crash the box if it misparses the mapped table.

Also you might want to restrict or lie about DMI access. It may include serial
numbers or other info considered private.
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This archive was generated by hypermail 2b29 : Mon Jan 07 2002 - 21:00:18 EST