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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - [CI][SHARDS] igt@i915_selftest@mock_fence - dmesg-fail - Fence with future expiration (\d+ jiffies) already signaled"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110039#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - [CI][SHARDS] igt@i915_selftest@mock_fence - dmesg-fail - Fence with future expiration (\d+ jiffies) already signaled"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110039">bug 110039</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=110039#c3">comment #3</a>)
<span class="quote">> And hopefully swept back under the carpet with,
>
> commit d2eeaf2bc04941444bfd52285b6183d6c84c262c (HEAD ->
> drm-intel-next-queued, drm-intel/drm-intel-next-queued)
> Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
> Date: Wed Mar 13 20:59:44 2019 +0000
>
> drm/i915/selftests: Disable preemption while setting up fence-timers
>
> The impossible happens and a future fence expired while we were still
> initialising. The probable cause is that the test was preempted and we
> lost our scheduler cpu slice. Disable preemption during this test to
> rule out preemption as a source of timer disruption.
>
> References: <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - [CI][SHARDS] igt@i915_selftest@mock_fence - dmesg-fail - Fence with future expiration (\d+ jiffies) already signaled"
href="show_bug.cgi?id=110039">https://bugs.freedesktop.org/show_bug.cgi?id=110039</a>
> Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</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/20190313205944.5768-1">https://patchwork.freedesktop.org/patch/msgid/20190313205944.5768-1</a>-
> <a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a></span >
Thanks, it never happened again!</pre>
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