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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>medium
          </td>
        </tr>

        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - Scrolling artifacts in GTK2 applications [gen6, SNA]"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=58249">58249</a>
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>chris@chris-wilson.co.uk
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Scrolling artifacts in GTK2 applications [gen6, SNA]
          </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>linuxhippy@gmail.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>Driver/intel
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>xorg
          </td>
        </tr></table>
      <p>
        <div>
        <pre>On my gen6 based notebook running 2.20.15, I sometimes experience artifacts
when scrolling in GTK2 applications. It seems like something is wrong with
CopyArea.
Although scrolling takes place immediately, some pixel lines are updated only
after some delay, reminding me of some effects provided by openoffice impress
when changing slides.
Its very visible in the Thunar file manager when scrolling through directories
containing a large number of items, the pidgin chat application or the sysprof
system wide profiler gui.

Unfourtunatly when running a screen-cast application, those effects do not
happen, so a video created with my horrible old mobile phone is the best I can
provide for now: <a href="http://youtu.be/q7_UaaGmvyw">http://youtu.be/q7_UaaGmvyw</a></pre>
        </div>
      </p>
      <hr>
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