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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - [bdw-u iommu] DMAR error -> GPU hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=89360#c104">Comment # 104</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - [bdw-u iommu] DMAR error -> GPU hang"
href="https://bugs.freedesktop.org/show_bug.cgi?id=89360">bug 89360</a>
from <span class="vcard"><a class="email" href="mailto:mqajjhfn@10mail.org" title="Ernest Hurtado <mqajjhfn@10mail.org>"> <span class="fn">Ernest Hurtado</span></a>
</span></b>
<pre>(In reply to miguelramos from <a href="show_bug.cgi?id=89360#c103">comment #103</a>)
<span class="quote">> This behaviour with previous kernels makes me suspect that the iommu
> breakage in 4.19rc1-3 you mention has something to do with the problem in
> Broadwell (at least in my laptop).
>
> Miguel Ángel</span >
In the issue I mentioned the display wasn't working at all at boot (black
screen), which is fixed in 4.19 stable release so I think this wasn't related
to your problems.</pre>
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