Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1174208

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

Show all headers | View raw

On Monday, June 29, 2015 5:25 PM, Daniel Vetter <daniel.vetter@ffwll.ch> wrote:
> As long as the display is up and running we should have a fair stab at
> showing the oops - it's just that no one has seriously bothered with
> the necessary infastructure, automated testing (it won't work
> otherwise) and driver work.

I think testing can be done by injecting a fatal machine check exception
via einj's debugfs interface. I can reproduce the hard hang every time.
I think It can be a simple script or C program do to the automated testing.
If anyone has any patch I'll be happy to help test it out.

Thanks
Rui
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Back to linux.kernel | Previous | Next | Find similar | Unroll thread

Thread

Re: drm/mgag200: doesn't work in panic context Rui Wang <rui.y.wang@intel.com> - 2015-06-30 05:20 +0200

csiph-web