[Intel-gfx] i915 monitor hotplug on 4.1/4.4 PREEMPT

Daniel Vetter daniel at ffwll.ch
Fri Oct 21 18:14:08 UTC 2016


On Fri, Oct 21, 2016 at 04:21:53PM +0300, Nicolae Rosia wrote:
> Hello,
> 
> On Fri, Oct 21, 2016 at 3:27 PM, Daniel Vetter <daniel at ffwll.ch> wrote:
> > So yeah, "upgrade" is very likely is.
> I see...
> 
> i915.disable_power_well=0 seems to do the trick.
> Is it safe to use? The kernel gets tainted because of this.

We taint the kernel on principle if you touch any of these debug options,
i.e. don't send us bug reports if it blows up. Because it'll be running
untested codepaths.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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