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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [ilk regression] 3.7.x corrupt console image, hard hang starting X"
href="https://bugs.freedesktop.org/show_bug.cgi?id=60391#c18">Comment # 18</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [ilk regression] 3.7.x corrupt console image, hard hang starting X"
href="https://bugs.freedesktop.org/show_bug.cgi?id=60391">bug 60391</a>
from <span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=60391#c16">comment #16</a>)
<span class="quote">> Is turning off IOMMU just a diagnostic exercise, or is it
> usually a better choice?</span >
Better choice. At least if you are using Intel graphics since there were a few
errata in the silicon that prevent it from functioning properly (and the
workarounds we have are to stall the GPU every time we update its page tables),
and I think we've found another one.</pre>
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