<html>
    <head>
      <base href="https://bugs.freedesktop.org/" />
    </head>
    <body><span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span> changed
              <a class="bz_bug_link 
          bz_status_ASSIGNED "
   title="ASSIGNED --- - [BYT Regression]igt/gem_exec_bad_domains/conflicting-write-domain fails"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=79669">bug 79669</a>
        <br>
             <table border="1" cellspacing="0" cellpadding="8">
          <tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
          </tr>

         <tr>
           <td style="text-align:right;">Status</td>
           <td>NEEDINFO
           </td>
           <td>ASSIGNED
           </td>
         </tr></table>
      <p>
        <div>
            <b><a class="bz_bug_link 
          bz_status_ASSIGNED "
   title="ASSIGNED --- - [BYT Regression]igt/gem_exec_bad_domains/conflicting-write-domain fails"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=79669#c4">Comment # 4</a>
              on <a class="bz_bug_link 
          bz_status_ASSIGNED "
   title="ASSIGNED --- - [BYT Regression]igt/gem_exec_bad_domains/conflicting-write-domain fails"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=79669">bug 79669</a>
              from <span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span></b>
        <pre>(In reply to <a href="show_bug.cgi?id=79669#c2">comment #2</a>)
<span class="quote">> Again could be ppgtt, please test with i915.ppgtt_enable=0. If that doesn't
> fix it please bisect.</span >

Yes, test with i915.ppgtt_enable=0, the result was passed.
Output:
./gem_exec_bad_domains --run-subtest conflicting-write-domain
IGT-Version: 1.6-g18d2130 (x86_64) (Linux:
3.15.0-rc3_drm-intel-next-queued_e4964a_20140608+ x86_64)
Subtest conflicting-write-domain: SUCCESS</pre>
        </div>
      </p>
      <hr>
      <span>You are receiving this mail because:</span>
      
      <ul>
          <li>You are the QA Contact for the bug.</li>
          <li>You are on the CC list for the bug.</li>
      </ul>
    </body>
</html>