[arch-dev-public] make nvram world-readable?

Dan McGee dpmcgee at gmail.com
Sat Aug 18 23:32:58 EDT 2007

On 8/19/07, Damir Perisa <damir.perisa at solnet.ch> wrote:
> Saturday 18 August 2007, Jürgen Hötzel wrote:
>  | Whats wrong with creating your own custom rules? There is no
>  | universal setup appropriate for all users. I think the default
>  | setting is OK for most users: NVRAM can also store bios passwords.
>  | Adding a new group would mean ".pacnew merging" again for a group
>  | most of us don't need.
> custom rules are nice if needed. but if there is a need for a rule by
> more than one person (e.g. all thinkpad users), it should be already
> there as a hint.
> by my knowledge you cannot specify an override to rules in udev.rules
> so either you change it (and addapt changes from .pacnew files ;) )
> or you use an override that is out of udev (e.g. in rc.local you can
> change permissions with chmod). i know from several people
> workarounds to the "make nvram readable to the user" but i'd like to
> somehow make it more unified.
> i didn't know that bios passwds are stored in nvram in plain. if so,
> we should definitely make nvram device only readable by root and a
> group called nvram. users who need then readability of nvram can be
> added to this group.
> any objections to the group nvram solution?
> - D

I personally like Arch and the minimal number of groups we have by
default. This seems unnecessary and non-KISS to me for something I'd
never use so don't want to be bothered with either.


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