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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BAT BDW] gem_sync / basic-store-each fails sporadically"
href="https://bugs.freedesktop.org/show_bug.cgi?id=96974#c5">Comment # 5</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [BAT BDW] gem_sync / basic-store-each fails sporadically"
href="https://bugs.freedesktop.org/show_bug.cgi?id=96974">bug 96974</a>
from <span class="vcard"><a class="email" href="mailto:humberto.i.perez.rodriguez@intel.com" title="Humberto Israel Perez Rodriguez <humberto.i.perez.rodriguez@intel.com>"> <span class="fn">Humberto Israel Perez Rodriguez</span></a>
</span></b>
<pre>Hi :
after apply the patch from : <a href="https://patchwork.freedesktop.org/series/10124/">https://patchwork.freedesktop.org/series/10124/</a>
and try for 10 times this test it passed with the following configuration on
BDW-U
Hardware information
============================================
Platform : BDW
Motherboard model : 80E5
Motherboard type : Lenovo G50-80 Notebook
Motherboard manufacturer : LENOVO
CPU family : Core i5
CPU information : Intel(R) Core(TM) i5-5200U CPU @ 2.20GHz
GPU Card : Intel Corporation Broadwell-U Integrated
Graphics (rev 09) (prog-if 00 [VGA controller])
Memory ram : 6 GB
Maximum memory ram allowed : 16 GB
Component : drm
tag : libdrm-2.4.69-25-g1af780c
commit : 1af780c
Component : cairo
tag : 1.15.2-49-g56ad58a
commit : 56ad58a
Component : intel-gpu-tools
tag : intel-gpu-tools-1.15-135-g250f047
commit : 250f047
kernel used
================================================
commit 9953d9959d06f69b36255f398ce6158f1e5bb5a8
Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Date: Thu Jul 21 07:57:39 2016 +0100
drm/i915: Check for a stuck waiter before a missed interrupt
As the interrupt wakeup counter only increments when we have a waiter,
before testing to see if that counter is unchanged we have to first
check that we do expect it to change (i.e. we have a waiter).
Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
test output
================================================
IGT-Version: 1.15-g250f047 (x86_64) (Linux:
4.7.0-rc7drm-intel-nightly-ww30-commit-9953d99-bug-96974+ x86_64)
(gem_sync:2489) igt-core-DEBUG: Test requirement passed:
!igt_run_in_simulation()
(gem_sync:2489) drmtest-DEBUG: Test requirement passed: !(fd<0)
(gem_sync:2489) igt-core-DEBUG: Starting subtest: basic-store-each
blt completed 33792 cycles: 297.076 us
render completed 21504 cycles: 467.875 us
bsd completed 34816 cycles: 290.976 us
vebox completed 32768 cycles: 309.920 us
Subtest basic-store-each: SUCCESS (10.157s)
(gem_sync:2489) igt-core-DEBUG: Exiting with status code 0</pre>
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