Re: drm/mgag200: doesn't work in panic context

From: Borislav Petkov
Date: Sat Jun 27 2015 - 10:13:05 EST


On Sat, Jun 27, 2015 at 03:52:56PM +0200, Daniel Vetter wrote:
> Hm, what do you mean by fixing this in the allocator? I've made some
> rough sketch of the problem space in
> http://www.x.org/wiki/DRMJanitors/ under "Make panic handling work".
> Problem is that the folks which know what to do (drm hackers) have
> zero incentive to fix it (since if you blow up a drm driver any kind
> of fbcon panic handling is hopeless anyway).

Ok, silly question: switching the GPU output to the simplest,
supported-by-all-GPUs mode before panicking is not that easy too, right?

Or does that mean, one needs to reinit GPU in order to even show
something...

Thanks.

--
Regards/Gruss,
Boris.

ECO tip #101: Trim your mails when you reply.
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