[Bug 96820] intel-virtual-output: bad performance

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Mon Jul 18 10:00:13 UTC 2016


https://bugs.freedesktop.org/show_bug.cgi?id=96820

--- Comment #10 from main.haarp at gmail.com ---
(In reply to Chris Wilson from comment #9)
> (In reply to main.haarp from comment #8)
> > Correct, DRI3 was the problem. Using DRI2 I am back at the original level of
> > performance. Thanks for the hint!
> 
> If you tried disabling DRI3 in xorg.conf, can you try hacking out DRI3 from
> ivo? Or vice versa? (That will help narrow the search.)

Ok, had a quick test with it. #undef DRI3 in virtual.c did produce a different
binary, but the performance issue when DRI3 is enabled in X remains.

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