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<base href="https://bugs.freedesktop.org/" />
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<tr>
<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW Regression]igt/gem_userptr_blits/swapping-normal-sync cases long time to execute"
href="https://bugs.freedesktop.org/show_bug.cgi?id=81832">81832</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>[BDW Regression]igt/gem_userptr_blits/swapping-normal-sync cases 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=103580" name="attach_103580" title="dmesg">attachment 103580</a> <a href="attachment.cgi?id=103580&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: Yes.
Good commit on -next-queued: 33688d95c458ffca6b247189cc6f15277fd6abf0(the
result was skipped)
Non-working platforms: BDW
==kernel==
--------------------------
origin/drm-intel-nightly: e967a525207bd40ab446e2f809907039f88e66f3(fails)
drm-intel-nightly: 2014y-07m-25d-23h-02m-06s integration manifest
origin/drm-intel-next-queued: eff9b57c1a91ccf309d57500ab6a365ba7be5712(fails)
drm/i915: Update DRIVER_DATE to 20140725
origin/drm-intel-fixes: f4be89cecea437aaddd7700d05c6bdb5678041f7(fails)
drm/i915: Fix crash when failing to parse MIPI VBT
==Bug detailed description==
igt/gem_userptr_blits/swapping-normal-sync cases long time to execute
Output:
[root@x-bdw01 tests]# time ./gem_userptr_blits --run-subtest
swapping-normal-sync
IGT-Version: 1.7-gfcbc502 (x86_64) (Linux:
3.16.0-rc6_drm-intel-nightly_e967a5_20140727+ x86_64)
Aperture size is 4096 MiB
Total RAM is 3867 MiB
Testing unsynchronized mappings...
Testing synchronized mappings...
Subtest swapping-normal-sync: SUCCESS
real 17m54.142s
user 0m0.433s
sys 9m40.832
==Reproduce steps==
----------------------------
1. time ./gem_userptr_blits --run-subtest swapping-normal-sync</pre>
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