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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [ALL] visual corruption when kms kicks in"
href="https://bugs.freedesktop.org/show_bug.cgi?id=71871#c5">Comment # 5</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [ALL] visual corruption when kms kicks in"
href="https://bugs.freedesktop.org/show_bug.cgi?id=71871">bug 71871</a>
from <span class="vcard"><a class="email" href="mailto:ben@bwidawsk.net" title="Ben Widawsky <ben@bwidawsk.net>"> <span class="fn">Ben Widawsky</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=71871#c3">comment #3</a>)
<span class="quote">> The cause is that we scribble over the GTT whilst the outputs are still
> reading from it (during BIOS -> KMS takeover). It is not yet fixed, and the
> regression is on all machines dating from about 3.2 - in some cases this is
> known to also cause a GPU hang.</span >
Oddly it seems to come and go for me... but definitely it has existed for a
long time.</pre>
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