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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED NOTOURBUG - DRI3 Stuttering while scrolling in Chromium/Chrome with VBLANK off"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99418#c35">Comment # 35</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED NOTOURBUG - DRI3 Stuttering while scrolling in Chromium/Chrome with VBLANK off"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99418">bug 99418</a>
from <span class="vcard"><a class="email" href="mailto:lei.pero@gmail.com" title="lei.pero@gmail.com">lei.pero@gmail.com</a>
</span></b>
<pre>(In reply to Michel Dänzer from <a href="show_bug.cgi?id=99418#c34">comment #34</a>)
<span class="quote">> (In reply to lei.pero from <a href="show_bug.cgi?id=99418#c33">comment #33</a>)
> > Yeah, but by setting 1 and using any other WM results in Chromium/Chrome
> > being VSYNC-ed, [...]
>
> With a compositing manager, tearing or not is up to that.
>
>
> > [...] i would call it mutter/clutter configuration bug [...]
>
> vblank_mode is Mesa configuration overriding mutter's intent, so it cannot
> reasonably be called that.
> </span >
Well, whatever it is, it affects only mutter/mutter based WM's, for now,
workaround is to use vblank_mode value "1".
<span class="quote">>
> > plus it doesn't explain DRI2 behavior that follows same standard :).
>
> It's probably just a happy accident that it works better according to your
> criteria with DRI2.</span >
Or unhappy accident for DRI3 :).</pre>
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