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<base href="https://bugs.freedesktop.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - GL_ARB_timer_query isn't always detected"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91317">91317</a>
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<th>Summary</th>
<td>GL_ARB_timer_query isn't always detected
</td>
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<th>Product</th>
<td>DRI
</td>
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<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>Other
</td>
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<th>OS</th>
<td>All
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>medium
</td>
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<th>Component</th>
<td>DRM/Intel
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
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<th>Reporter</th>
<td>freedesktop@karolherbst.de
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
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<pre>Sometimes on my hardware GL_ARB_timer_query isn't always detected
Intel HD 4600
kernel-4.1.1
libdrm-2.4.62
mesa-master-8108de4
this causes a fallback to OpenGL 3.2:
$ while true; do glxinfo | grep -e "OpenGL core profile version string" -e
GL_ARB_timer_query; done
OpenGL core profile version string: 3.2 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)
OpenGL core profile version string: 3.2 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)
OpenGL core profile version string: 3.3 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)
GL_ARB_texture_view, GL_ARB_timer_query, GL_ARB_uniform_buffer_object,
GL_ARB_texture_swizzle, GL_ARB_texture_view, GL_ARB_timer_query,
OpenGL core profile version string: 3.2 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)
OpenGL core profile version string: 3.3 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)
GL_ARB_texture_view, GL_ARB_timer_query, GL_ARB_uniform_buffer_object,
GL_ARB_texture_swizzle, GL_ARB_texture_view, GL_ARB_timer_query,
OpenGL core profile version string: 3.3 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)
GL_ARB_texture_view, GL_ARB_timer_query, GL_ARB_uniform_buffer_object,
GL_ARB_texture_swizzle, GL_ARB_texture_view, GL_ARB_timer_query,
OpenGL core profile version string: 3.3 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)
GL_ARB_texture_view, GL_ARB_timer_query, GL_ARB_uniform_buffer_object,
GL_ARB_texture_swizzle, GL_ARB_texture_view, GL_ARB_timer_query,
OpenGL core profile version string: 3.3 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)
GL_ARB_texture_view, GL_ARB_timer_query, GL_ARB_uniform_buffer_object,
GL_ARB_texture_swizzle, GL_ARB_texture_view, GL_ARB_timer_query,
OpenGL core profile version string: 3.2 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)
OpenGL core profile version string: 3.2 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)
OpenGL core profile version string: 3.2 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)
OpenGL core profile version string: 3.2 (Core Profile) Mesa 10.7.0-devel
(git-8108de4)</pre>
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