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<body><span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - [CI] igt@gem_eio@in-flight-suspend - incomplete - GEM_BUG_ON(buf[2 * head + 1] != port->context_id)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=106702">bug 106702</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>NEW
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<td>RESOLVED
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<td style="text-align:right;">Resolution</td>
<td>---
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<td>FIXED
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - [CI] igt@gem_eio@in-flight-suspend - incomplete - GEM_BUG_ON(buf[2 * head + 1] != port->context_id)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=106702#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - [CI] igt@gem_eio@in-flight-suspend - incomplete - GEM_BUG_ON(buf[2 * head + 1] != port->context_id)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=106702">bug 106702</a>
from <span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span></b>
<pre>I applied commit c3160da9a6af0e2d8f4fb3410df9d027a178ca3d
Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Date: Thu May 31 09:22:45 2018 +0100
drm/i915: After reset on sanitization, reset the engine backends
As we reset the GPU on suspend/resume, we also do need to reset the
engine state tracking so call into the engine backends. This is
especially important so that we can also sanitize the state tracking
across resume.
References: <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - [CI] igt@gem_eio@in-flight-suspend - incomplete - GEM_BUG_ON(buf[2 * head + 1] != port->context_id)"
href="show_bug.cgi?id=106702">https://bugs.freedesktop.org/show_bug.cgi?id=106702</a>
Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Reviewed-by: Mika Kuoppala <<a href="mailto:mika.kuoppala@intel.com">mika.kuoppala@intel.com</a>>
Link:
<a href="https://patchwork.freedesktop.org/patch/msgid/20180531082246.9763-3-chris@chris-wilson.co.uk">https://patchwork.freedesktop.org/patch/msgid/20180531082246.9763-3-chris@chris-wilson.co.uk</a>
which I claim to be sufficient to prevent this BUG().</pre>
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