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<body><span class="vcard"><a class="email" href="mailto:damien.lespiau@gmail.com" title="Damien Lespiau <damien.lespiau@gmail.com>"> <span class="fn">Damien Lespiau</span></a>
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<a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW Regression]dmesg error "<3>[ 1.954836] [drm:gen8_irq_handler] *ERROR* The master control interrupt lied (SDE)!" after boot"
href="https://bugs.freedesktop.org/show_bug.cgi?id=80896">bug 80896</a>
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<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEEDINFO
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<td>NEW
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW Regression]dmesg error "<3>[ 1.954836] [drm:gen8_irq_handler] *ERROR* The master control interrupt lied (SDE)!" after boot"
href="https://bugs.freedesktop.org/show_bug.cgi?id=80896#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW Regression]dmesg error "<3>[ 1.954836] [drm:gen8_irq_handler] *ERROR* The master control interrupt lied (SDE)!" after boot"
href="https://bugs.freedesktop.org/show_bug.cgi?id=80896">bug 80896</a>
from <span class="vcard"><a class="email" href="mailto:damien.lespiau@gmail.com" title="Damien Lespiau <damien.lespiau@gmail.com>"> <span class="fn">Damien Lespiau</span></a>
</span></b>
<pre>No need to bisect, the error message was introduced by Oscar in
commit 38cc46d73ed99dd7002f1406002e52d7975d16cc
Author: Oscar Mateo <<a href="mailto:oscar.mateo@intel.com">oscar.mateo@intel.com</a>>
Date: Mon Jun 16 16:10:59 2014 +0100
drm/i915/bdw: Ack interrupts before handling them (GEN8)
And for those reason bit 23 of master ctl is set and the SDE IIR is 0.</pre>
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