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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101325#c7">Comment # 7</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - UE4Editor crash after pressing "play" with radeon southern island card (7850 HD)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101325">bug 101325</a>
from <span class="vcard"><a class="email" href="mailto:julien.isorce@gmail.com" title="Julien Isorce <julien.isorce@gmail.com>"> <span class="fn">Julien Isorce</span></a>
</span></b>
<pre>Hi Luke, any chance you can try the apitrace
<a class="bz_bug_link
bz_status_NEW "
title="NEW - ring 0 stalled after bytes_moved_threshold reached - CAPVERDE/HD7770 - TAHITI/W9000"
href="show_bug.cgi?id=100712#c7">https://bugs.freedesktop.org/show_bug.cgi?id=100712#c7</a> ?
What worked for me on that bug was to disable write-combining by setting the
env var R600_DEBUG=nowc for both Xorg and for the gl application. It affects
performance a lot on some situations but this gives some hints were to look at
for debugging.</pre>
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