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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Corruption/artifacting at various times ('wake' from blank; initial boot)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=81681#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Corruption/artifacting at various times ('wake' from blank; initial boot)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=81681">bug 81681</a>
from <span class="vcard"><a class="email" href="mailto:nmschulte@gmail.com" title="Nathan Schulte <nmschulte@gmail.com>"> <span class="fn">Nathan Schulte</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=81681#c5">comment #5</a>)
<span class="quote">> Can you please first test with xf86-video-intel-2.99.914?</span >
This seems to fix the issue for unblanking corruption. However, it seems DRI
PRIME is now broken; `xrandr --setprovideroffloadsink ...` seems to have no
effect: running `LIBGL_DEBUG=verbose DRI_PRIME=1 glxinfo` shows the i915 driver
infos. As well, when I run the xrandr command, before the desktop background
would "flicker" (render the solid chosen color, then the wallpaper on top) as
it does when I first login, now it does not.
(In reply to <a href="show_bug.cgi?id=81681#c7">comment #7</a>)
<span class="quote">> That is a different form of corruption resulting from the BIOS reading out
> of memory that we overwrite for use by our GTT. That is fixed in 3.15 (and
> technically a regression from about 3.2).</span >
Alright, good to know. I will verify it is gone in the packaged 3.15/16
kernels.</pre>
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