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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@gem_exec_parallel@blt-fds - fail - Failed assertion: map[i] == i"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107770">bug 107770</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
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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@gem_exec_parallel@blt-fds - fail - Failed assertion: map[i] == i"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107770#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_CLOSED bz_closed"
title="CLOSED FIXED - [CI][DRMTIP] igt@gem_exec_parallel@blt-fds - fail - Failed assertion: map[i] == i"
href="https://bugs.freedesktop.org/show_bug.cgi?id=107770">bug 107770</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=107770#c1">comment #1</a>)
<span class="quote">> Same suspect as
>
> commit 70b73f9ac113983f9c7db9887447f1344ac5b69b
> Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
> Date: Thu Aug 30 17:10:42 2018 +0100
>
> drm/i915/ringbuffer: Delay after invalidating gen6+ xcs
>
> During stress testing of full-ppgtt (on Baytrail at least), we found
> that the invalidation around a context/mm switch was insufficient (writes
> would go astray). Adding a second MI_FLUSH_DW barrier prevents this, but
> it is unclear as to whether this is merely a delaying tactic or if it is
> truly serialising with the TLB invalidation. Either way, it is
> empirically required.
>
> v2: Avoid the loop for readability;
>
> Bugzilla: <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED DUPLICATE - [CI][BAT] igt@gem_sync@basic-many-each - fail - Failed assertion: !"GPU hung""
href="show_bug.cgi?id=107715">https://bugs.freedesktop.org/show_bug.cgi?id=107715</a>
> References: <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED DUPLICATE - [CI][DRMTIP] igt@prime_mmap_coherency@ioctl-errors - fail - Failed assertion: !(ptr2_cpu[i] != 0x11111111)"
href="show_bug.cgi?id=107759">https://bugs.freedesktop.org/show_bug.cgi?id=107759</a>
> Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
> Cc: Joonas Lahtinen <<a href="mailto:joonas.lahtinen@linux.intel.com">joonas.lahtinen@linux.intel.com</a>>
> Cc: Mika Kuoppala <<a href="mailto:mika.kuoppala@linux.intel.com">mika.kuoppala@linux.intel.com</a>>
> Cc: Matthew Auld <<a href="mailto:matthew.william.auld@gmail.com">matthew.william.auld@gmail.com</a>>
> Cc: Tvrtko Ursulin <<a href="mailto:tvrtko.ursulin@intel.com">tvrtko.ursulin@intel.com</a>>
> Reviewed-by: Ville Syrjälä <<a href="mailto:ville.syrjala@linux.intel.com">ville.syrjala@linux.intel.com</a>>
> Link:
> <a href="https://patchwork.freedesktop.org/patch/msgid/20180830161042.29193-1">https://patchwork.freedesktop.org/patch/msgid/20180830161042.29193-1</a>-
> <a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>
>
> As with the others, lets see what happens now.</span >
Looks like it fixed it! It uised to happen almost every run, and now nothing in
10 runs. Closing!</pre>
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