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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [BYT]igt/many kms_flip subcases randomly fail with *ERROR* failed to train DP, aborting"
href="https://bugs.freedesktop.org/show_bug.cgi?id=73037#c28">Comment # 28</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED --- - [BYT]igt/many kms_flip subcases randomly fail with *ERROR* failed to train DP, aborting"
href="https://bugs.freedesktop.org/show_bug.cgi?id=73037">bug 73037</a>
from <span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=73037#c27">comment #27</a>)
<span class="quote">> Interesting. That's similar behavior to what I saw when the PHYs weren't
> coming up on VLV. I'd like to see the results of the two patches I've
> attached. The first one is an updated, cleaned up version of the patch I
> sent previously. The second one changes check_link_status() such that we
> don't try and configure the link when it's in a disconnected state.
>
> Please apply, test and post the results.
>
> -T</span >
Apply these 2 patches, run ./kms_flip --run-subtest
absolute-wf_vblank-interruptible crash due to <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BYT/BDW Regression]igt/kms_flip sub cases crash"
href="show_bug.cgi?id=81320">bug 81320</a>.
./kms_flip --run-subtest absolute-wf_vblank-interruptible
output:
IGT-Version: 1.7-g428060c (x86_64) (Linux: 3.16.0-rc5_kcloud_1f014f_20140717+
x86_64)
Using monotonic timestamps
Test assertion failure function igt_install_exit_handler, file igt_core.c:1086:
Failed assertion: exit_handler_count < MAX_EXIT_HANDLERS
kms_flip: igt_core.c:657: igt_fail: Assertion `!test_with_subtests ||
in_fixture' failed.
Aborted</pre>
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