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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [IVB Regression]igt/gem_reset_stats/ban-blt costs long time to execute"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84446">84446</a>
</td>
</tr>
<tr>
<th>Keywords</th>
<td>bisect_pending
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[IVB Regression]igt/gem_reset_stats/ban-blt costs long time to execute
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Reporter</th>
<td>jinxianx.guo@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=107037" name="attach_107037" title="dmesg">attachment 107037</a> <a href="attachment.cgi?id=107037&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: Yes.
Good commit on -next-queued:
9c787942907face82da505c2c5493998b56cfc5a(2014_09_08)
Non-working platforms: IVB
==kernel==
--------------------------
origin/drm-intel-nightly:7101d84020f63f1da7e0c5d021cdd6be4d515de5(fails)
drm-intel-nightly: 2014y-09m-25d-15h-14m-02s UTC integration manifest
origin/drm-intel-next-queued:7ca5a41f4da201371e131fc0641033652f76bf30(fails)
drm/i915: Avoid re-configure panel on every PSR re-enable.
origin/drm-intel-fixes: c84db77010877da6c5da119868ed54c43d59e726(works)
drm/i915/hdmi: fix hdmi audio state readout
==Bug detailed description==
-----------------------------
igt/gem_reset_stats/ban-blt costs long time to execute
Output:
[root@x-ivb9 tests]# time ./gem_reset_stats --run-subtest ban-blt
IGT-Version: 1.8-g32a0308 (x86_64) (Linux:
3.17.0-rc6_drm-intel-nightly_7101d8_20140928_debug+ x86_64)
retrying for ban (9)
retrying for ban (8)
retrying for ban (7)
retrying for ban (6)
retrying for ban (5)
retrying for ban (4)
retrying for ban (3)
retrying for ban (2)
retrying for ban (1)
retrying for ban (0)
Test assertion failure function test_ban, file gem_reset_stats.c:572:
Failed assertion: h4 == -EIO
Subtest ban-blt: FAIL (1414.204s)
Test requirement not met in function gem_require_ring, file
ioctl_wrappers.c:880:
Test requirement: gem_has_vebox(fd)
real 24m48.268s
user 0m0.002s
sys 0m0.027s
==Reproduce steps==
----------------------------
1. ./gem_reset_stats --run-subtest ban-blt</pre>
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