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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [G965] piglit.spec.!opengl 1_2.tex3d-maxsize spins forever"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=108630">108630</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[G965] piglit.spec.!opengl 1_2.tex3d-maxsize spins forever
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>Mesa
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>git
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Other
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Keywords</th>
          <td>bisected, regression
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Drivers/DRI/i965
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>andrey.simiklit.1989@gmail.com
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>mark.a.janes@intel.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>intel-3d-bugs@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>bisected to:

a9031bf9b55602d93cccef6c926e2179c23205b4
Author:     Andrii Simiklit <<a href="mailto:andrii.simiklit@globallogic.com">andrii.simiklit@globallogic.com</a>>

i965/batch: avoid reverting batch buffer if saved state is an empty

There's no point reverting to the last saved point if that save point is
the empty batch, we will just repeat ourselves.

CC: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Fixes: 3faf56ffbdeb "intel: Add an interface for saving/restoring
                     the batchbuffer state."
Bugzilla: <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [SNB] The graphical corruption and GPU hang occur sometimes on the piglit test "arb_texture_multisample-large-float-texture" with parameter --fp16"
   href="show_bug.cgi?id=107626">https://bugs.freedesktop.org/show_bug.cgi?id=107626</a>
Reviewed-by: Jordan Justen <<a href="mailto:jordan.l.justen@intel.com">jordan.l.justen@intel.com</a>>
Reviewed-by: Kenneth Graunke <<a href="mailto:kenneth@whitecape.org">kenneth@whitecape.org</a>>


Previously, this test failed within 3s with:
 i965: Failed to submit batchbuffer: No space left on device</pre>
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