RFC: what to do with ums when the X server is not suid root ?

Andrew Lutomirski luto at mit.edu
Mon Jan 20 18:13:51 UTC 2014

On Mon, Jan 20, 2014 at 8:50 AM, Peter Robinson <pbrobinson at gmail.com> wrote:
>>> So now it is time to start looking into some of the corner cases, or rather at
>>> the elephant in the room. What about non-kms drivers. We still have the vesa
>>> driver around as most prominent example, and this is useful for some oddball
>>> cards and for cards which are too new.
>> -mga is probably also still relevant in some small number of cases. We
>> can probably kill -cirrus. That would leave -openchrome, which I think
>> is probably only really relevant for OLPC? What's the situation with the
>> binary nvidia and amd drivers?
> Isn't -cirrus still used by virt in a number of cases? I know -mga is
> used as a gpu chipset on a number of relatively new server platforms.
> What about -vmware?

I have several recent servers with MGA (compatible?) chips, and they
all work fine with mgag200 (i.e. KMS).


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