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<th>Priority</th>
<td>high
</td>
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [SNB Bisected]System hang while booting up with -queued kernel"
href="https://bugs.freedesktop.org/show_bug.cgi?id=62584">62584</a>
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<th>CC</th>
<td>cancan.feng@intel.com, xunx.fang@intel.com, yangweix.shui@intel.com
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<th>Summary</th>
<td>[SNB Bisected]System hang while booting up with -queued kernel
</td>
</tr>
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
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<th>Severity</th>
<td>critical
</td>
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<th>Classification</th>
<td>Unclassified
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<th>OS</th>
<td>Linux (All)
</td>
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<th>Reporter</th>
<td>huax.lu@intel.com
</td>
</tr>
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<th>Hardware</th>
<td>All
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
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<th>Version</th>
<td>unspecified
</td>
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<th>Component</th>
<td>DRM/Intel
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<th>Product</th>
<td>DRI
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<pre>System Environment:
--------------------------
Kernel: (drm-intel-nightly)24b0ac8d5fae57b2e99ac2babfc6e63f0a1d851d
Some additional commit info:
Merge: 8417942 c12aba5
Bug detailed description:
-------------------------
System hang while booting up. It happens on -queued kernel.It works well on
-fixes kernel.
Bisect shows: 90eb871b012a30c2476444b7c5c0b37e7b44c05a is the first bad commit
commit 90eb871b012a30c2476444b7c5c0b37e7b44c05a
Author: Imre Deak <<a href="mailto:imre.deak@intel.com">imre.deak@intel.com</a>>
AuthorDate: Mon Feb 18 19:28:04 2013 +0200
Commit: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
CommitDate: Tue Mar 19 09:51:15 2013 +0100
drm/i915: use for_each_sg_page for setting up the gtt ptes
The existing gtt setup code is correct - and so doesn't need to be fixed to
handle compact dma scatter lists similarly to the previous patches. Still,
take the for_each_sg_page macro into use, to get somewhat simpler code.
Signed-off-by: Imre Deak <<a href="mailto:imre.deak@intel.com">imre.deak@intel.com</a>>
Signed-off-by: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>></pre>
</div>
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