On Sun, Aug 30, 2015 at 11:59:26PM +0300, Ruslan Makhmatkhanov wrote:
> Slawa Olhovchenkov wrote on 08/30/2015 22:17:
> > On Sun, Aug 30, 2015 at 09:58:31PM +0300, Ruslan Makhmatkhanov wrote:
>
> >> No doubt that this is not the root cause, but frankly I haven't that
> >> "GPU hung" messages in my system. I have others like this one triggered
> >> on shutdown:
> >> error: [drm:pid1041:intel_lvds_enable] *ERROR* timed out waiting for
> >> panel to power off
> >>
> >> And this one spamming almost with the same frequency as "pinned buffer":
> >> error: [drm:pid1016:gen6_sanitize_pm] *ERROR* Power management
> >> discrepancy: GEN6_RP_INTERRUPT_LIMITS expected 000d0000, was 180d0000
> >>
> >> But I had not investigated that yet and not sure they are related.
> >> It's on r287029 head.
> >
> > All of this related to import new DRI/DRM code and such code in Linux
> > have same problems.
> > r282141 in stable related to r279599 and r275209 in current.
> > Can you try to revert r279599?
>
> You are right. After reverting r279599 two of this messages ("timed out
> waiting for panel to power off" and "unbind pinned buffer") disappeared,
> while "Power management discrepancy" is still there. Should I try to
> revert r275209 too?
I think r275209 is not relevant here.
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