Bug#723733: Bug #723733 is a primus bug in Debian (not upstream)

Vincent Cheng vincentc1208 at gmail.com
Sat Oct 26 08:18:23 UTC 2013

On Wed, Oct 23, 2013 at 4:27 PM, Andreas Cadhalpun
<andreas.cadhalpun at googlemail.com> wrote:
> Hi,
> thanks for looking into this.
> It is a great idea to use nouveau with DRI_PRIME. The problem with this is,
> that it does not really work, because power management is not (yet)
> implemented. So this does not save any power, which was the whole idea of
> the Optimus technology.
> But I do not understand, why you think that this bug is not release
> critical: It makes the package bumblebee completely unusable with nouveau,
> although this worked in the past.
> In my opinion one of the following actions should be take:
> a) Fix bumblebee/primus/mesa/... so that primus works with nouveau.

Upstream has no plans to do so, and I myself don't have the
prerequisite knowledge to fix this. Changing the severity of this bug
report won't change the above.

> b) Include the virtualgl package again in Debian, since
> bumblebee/virtualgl/nouveau seem to work together.

On my todo list.

> c) Remove the nouveau support from the bumblebee package, because it just
> does not work.
> I would prefer option a), but b) is probably easier, since that was how it
> worked in the past. If (in the long run) DRI_PRIME is improved, so that it
> supports power management, option c) could be considered as well.

In the long run, c) (i.e. removal of bbswitch/bumblebee/primus) is
what will happen anyways; bumblebee is a hack-ish solution in place
until the kernel + userspace has proper Optimus support.


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