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<body><span class="vcard"><a class="email" href="mailto:martin.peres@free.fr" title="Martin Peres <martin.peres@free.fr>"> <span class="fn">Martin Peres</span></a>
</span> changed
<a class="bz_bug_link
bz_status_CLOSED bz_closed"
title="CLOSED FIXED - [CI][DRMTIP] igt@kms_vblank@pipe-a-wait-busy-hang - fail - Failed assertion: __gem_execbuf_wr(fd, execbuf) == 0 / error: -5 != 0"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107754">bug 107754</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>RESOLVED
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<td>CLOSED
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<b><a class="bz_bug_link
bz_status_CLOSED bz_closed"
title="CLOSED FIXED - [CI][DRMTIP] igt@kms_vblank@pipe-a-wait-busy-hang - fail - Failed assertion: __gem_execbuf_wr(fd, execbuf) == 0 / error: -5 != 0"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107754#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_CLOSED bz_closed"
title="CLOSED FIXED - [CI][DRMTIP] igt@kms_vblank@pipe-a-wait-busy-hang - fail - Failed assertion: __gem_execbuf_wr(fd, execbuf) == 0 / error: -5 != 0"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107754">bug 107754</a>
from <span class="vcard"><a class="email" href="mailto:martin.peres@free.fr" title="Martin Peres <martin.peres@free.fr>"> <span class="fn">Martin Peres</span></a>
</span></b>
<pre>(In reply to Chris Wilson from <a href="show_bug.cgi?id=107754#c1">comment #1</a>)
<span class="quote">> Lots of
>
> <7>[ 192.784110] [drm:i915_reset_device [i915]] resetting chip
> <5>[ 192.784186] i915 0000:00:06.0: Resetting chip for Manually set wedged
> engine mask = ffffffffffffffff
> <3>[ 192.989305] i915 0000:00:06.0: Failed to idle engines, declaring
> wedged!
>
> abound. Looks like it stemmed from the loss of reseting preempt across a GPU
> reset.
>
> commit 0051163ab3d8090a08ea2ea5edbb738c0920000a
> Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
> Date: Mon Jul 16 13:54:24 2018 +0100
>
> drm/i915/execlists: Always clear preempt status on cancelling all
>
> On reset/wedging, we cancel all pending replies from the HW and we also
> want to cancel an outstanding preemption event. Since we use the same
> function to cancel the pending replies for reset and for a preemption
> event, we can simply clear the active tracking for all.
>
> v2: Keep execlists_user_end() markup for wedging
> v3: Move assignment to inline to hide the bare assignment.
>
> Fixes: 60a943245413 ("drm/i915/execlists: Drop clear_gtiir() on GPU
> reset")
> Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
> Cc: Tvrtko Ursulin <<a href="mailto:tvrtko.ursulin@intel.com">tvrtko.ursulin@intel.com</a>>
> Reviewed-by: Tvrtko Ursulin <<a href="mailto:tvrtko.ursulin@intel.com">tvrtko.ursulin@intel.com</a>>
> Link:
> <a href="https://patchwork.freedesktop.org/patch/msgid/20180716125424.5715-1">https://patchwork.freedesktop.org/patch/msgid/20180716125424.5715-1</a>-
> <a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a></span >
Thanks, it never happened again in almost 4 months. Let's close it!</pre>
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