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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [HD Graphics 4000] Segfault accessing rq->bo->handle"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91577#c33">Comment # 33</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [HD Graphics 4000] Segfault accessing rq->bo->handle"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91577">bug 91577</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>I think this should reduce the stress:
commit 07bcd3f0c715a37ac24a630173e0e28056567421
Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Date: Fri Aug 7 15:26:30 2015 +0100
sna: Use direct uploads into a Damage tracked for v.small operations
If the batch is being frequently flushed due to Damage+Composite
tracking, we cannot amalgamate the small copies into the destination and
so end up sending thousands and thousands of tiny batches with tiny
render copies hogging the GPU.
References: <a class="bz_bug_link
bz_status_NEW "
title="NEW - [HD Graphics 4000] Segfault accessing rq->bo->handle"
href="show_bug.cgi?id=91577">https://bugs.freedesktop.org/show_bug.cgi?id=91577</a>
Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>></pre>
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