[Bug 107126] [CI] [PNV,BLB] igt at drv_selftest@live_hangcheck - dmesg-fail - Failed to switch back to kernel context; declaring wedged

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=107126

Martin Peres <martin.peres at free.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |CLOSED

--- Comment #2 from Martin Peres <martin.peres at free.fr> ---
(In reply to Chris Wilson from comment #1)
> commit 8fdbfd8686329e286465bcef11a7ef20be84d6b6 (HEAD ->
> drm-intel-next-queued, 
> drm-intel/for-linux-next, drm-intel/drm-intel-next-queued)
> Author: Chris Wilson <chris at chris-wilson.co.uk>
> Date:   Fri Jul 6 15:23:23 2018 +0100
> 
>     drm/i915/selftests: Fixup missing MI_MEM_VIRTUAL for live_hangcheck
>     
>     We always want to use a virtual address (i.e. use the GTT) for
>     MI_STORE_DWORD_IMM, but forgot the ever so important flag in
>     live_hangcheck for gen3.
>     
>     Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
>     Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
>     Link:
> https://patchwork.freedesktop.org/patch/msgid/20180706142323.25699-2-c
> hris at chris-wilson.co.uk
> 
> commit bb9e8755a4259a306cd1691b4e17c4c485d81c9e
> Author: Chris Wilson <chris at chris-wilson.co.uk>
> Date:   Thu Jul 5 16:47:56 2018 +0100
> 
>     drm/i915/selftests: Fixup recursive MI_BB_START for gen3
>     
>     There's no magic bit0 in MI_BB_START for gen3, it's the same dword length
>     parameter as elsewhere and needs to be zero.
>     
>     v2: Same bug in both live_requests and live_hanghcheck.
>     
>     References: https://bugs.freedesktop.org/show_bug.cgi?id=107132
>     Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
>     Link:
> https://patchwork.freedesktop.org/patch/msgid/20180705154756.5533-1-
> chris at chris-wilson.co.uk
>     Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> hopefully no more errors.

Seems to have done the trick! Thanks!

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