[Bug 103199] [CI] igt at drv_missed_irq - fail - Failed assertion: missed_rings == expect_rings

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=103199

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

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

--- Comment #6 from Martin Peres <martin.peres at free.fr> ---
(In reply to Chris Wilson from comment #5)
> (In reply to Chris Wilson from comment #4)
> > (In reply to Martin Peres from comment #3)
> > > https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_93/fi-icl-u/
> > > igt at drv_missed_irq.html
> > > 
> > > (drv_missed_irq:1510) CRITICAL: Test assertion failure function
> > > __real_main96, file ../tests/drv_missed_irq.c:159:
> > > (drv_missed_irq:1510) CRITICAL: Failed assertion: missed_rings ==
> > > expect_rings
> > > (drv_missed_irq:1510) CRITICAL: Last errno: 9, Bad file descriptor
> > > (drv_missed_irq:1510) CRITICAL: error: 0 != 0x57
> > > Test drv_missed_irq failed.
> > 
> > icl is a different class of bug -- icl can't fake missed interrupts at all.
> 
> commit 5f521722a2a2391d693afccdf6e12be2754382d8 (HEAD ->
> drm-intel-next-queued, drm-intel/drm-intel-next-queued)
> Author: Chris Wilson <chris at chris-wilson.co.uk>
> Date:   Fri Sep 7 12:28:51 2018 +0100
> 
>     drm/i915: Missed interrupt simulation is no more, tell the world
>     
>     Using the guc, we cannot disable the user interrupt generation as we use
>     it for driving submission. And from Icelake, we no longer have the
>     ability to individually mask interrupt generation from each engine,
>     disabling our ability to fake missed interrupts.
>     
>     In both cases, report back to userspace that the missed interrupt
>     generator is no longer available.
>     
>     Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
>     Cc: Mika Kuoppala <mika.kuoppala at linux.intel.com>
>     Reviewed-by: Mika Kuoppala <mika.kuoppala at linux.intel.com>
>     Link:
> https://patchwork.freedesktop.org/patch/msgid/20180907112856.28242-1-
> chris at chris-wilson.co.uk

Do you think it will also fix the ICL bug or should I file another bug?

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