From: Herbert Poetzl (herbert_at_13thfloor.at)
Date: Sun 19 Dec 2004 - 15:48:03 GMT
On Fri, Dec 17, 2004 at 11:17:29PM -0500, Benoit des Ligneris wrote:
> Hello,
>
> We are trying to run an X server inside a vserver. We found some
> messages on the mailing list but no know success ;-)
>
> The errror we have is the following :
> ========= Extract of XFree86 log ==============
> * BIOS: Failed to open /dev/mem (Operation not permitted)
> Using vt 7
> (--) using VT number 7
>
> (WW) Open APM failed (/dev/apm_bios) (No such device)
>
> Fatal server error:
> xf86EnableIOPorts: Failed to set IOPL for I/O
> ====End of Extract of XFree86 log ==============
>
>
> I noticed that it is not possible to access /dev/mem from inside a
> vserver. I think this is needed because X try to directly access the
> memory.
>
> Any idea to achieve that ?
hmm, did you try to give proper capabilities to that
vserver?
no need to mention that access to /dev/mem or /proc/mem
will allow to wipe out your host machine ...
best,
Herbert
> Thanks by advance,
>
> Ben
>
> --
> Benoit des Ligneris Ph. D.
> President de Revolution Linux http://www.revolutionlinux.com/
> OSCAR Chair http://oscar.openclustergroup.org/
> Chef de projet EduLinux http://www.edulinux.org/
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