Re: Permission for 'dev/pmu'
On Fri, Jan 07, 2005 at 01:17:46PM -0800, Matt Weber wrote:
> On Fri, 2005-01-07 at 20:04 -0500, Harvey Ussery wrote:
> > I recently reinstalled Sarge PPC on a G4 iMac. Each time I boot up now,
> > I get an error warning:
> >
> > "Error: Wrong permission for 'dev/pmu' device"
> >
> > I've tracked thru the system & all the ref books on hand, also various
> > linux sites online. Conclusion so far is that this permission problem on
> > /dev/pmu is what is responsible for the fact I have >no< sound in the
> > system, despite the fact that I've installed alsa and any number of
> > sound tools.
> >
> > Here's my listing in /dev:
> >
> > > crw-rw-rw- 1 root root 1, 3 2005-01-07 12:27 null
> > > crw-rw---- 1 root root 10, 144 2005-01-07 12:27 nvram
> > > crw-rw---- 1 root root 10, 154 2005-01-07 12:27 pmu
> > > crw-r----- 1 root kmem 1, 4 2005-01-07 12:27 port
> > > crw------- 1 root root 108, 0 2005-01-07 12:27 ppp
> >
> > It's clear pmu is a character device, which helps interface betw the
> > kernel and various hardware devices, but beyond that, I'm lost.
> >
> > Would someone please help me (1) interpret my error message above; (2)
> > explain how it relates to my lack of sound; (3) where to go from here to
> > resolve the issue.
> >
> > Thanks so much. --Harvey
> >
> >
> >
>
> I had this problem also. If I remember correctly it is a known error
> with ppc udev and gnome. Anyways to fix it this is what I did.
>
> Add this line:
>
> pmu:root:video:0660
>
> to /etc/udev/permissions.d/udev.permissions
>
> Then make sure your user is in the video group. Hope this fixes your
> problems. Good luck.
Do we already have a bug against udev to have the above line per default, or
otherwise finally fix this issue ?
Friendly,
Sven Luther
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