<html>
<head>
<base href="https://bugs.freedesktop.org/" />
</head>
<body>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Intel DRI3 causes extremely slow scrolling on certain pages with WebKitGTK+"
href="https://bugs.freedesktop.org/show_bug.cgi?id=85064#c30">Comment # 30</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Intel DRI3 causes extremely slow scrolling on certain pages with WebKitGTK+"
href="https://bugs.freedesktop.org/show_bug.cgi?id=85064">bug 85064</a>
from <span class="vcard"><a class="email" href="mailto:martin.peres@free.fr" title="Martin Peres <martin.peres@free.fr>"> <span class="fn">Martin Peres</span></a>
</span></b>
<pre>(In reply to Leho Kraav (:macmaN :lkraav) from <a href="show_bug.cgi?id=85064#c29">comment #29</a>)
<span class="quote">> I think I bumped into this today. Running gentoo and this package set:
>
> x11-drivers/xf86-video-intel-2.99.917_p20160218 USE="dri3 uxa" (so GLAMOR,
> not SNA)
> media-libs/mesa-11.0.6 USE=dri3
> www-client/google-chrome-48.0.2564.116_p1
> x11-base/xorg-server-1.18.1 USE=glamor
> x11-wm/i3-4.11
>
> Hardware: DELL E7440 Haswell, with HDMI monitor directly connected, DP
> monitor connected through dock port.
>
> Strange thing compared to previous comments is that Chrome slows down to a
> crawl *only* when moved to the third, DP monitor. Everything works OK when
> chrome is sent to laptop eDP panel, or HDMI monitor.
>
> Launching with
>
> $ LIBGL_DRI3_DISABLE=1 google-chrome-stable
>
> successfully works around the problem, so seems to indicate this bug is the
> right place to be. Let me know if there's another, possibly more accurate
> bug available.
>
> What's the possible next step here?</span >
Please send me your Xorg logs. I want to make sure you really are using the
intel driver and not the modesetting driver.</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the QA Contact for the bug.</li>
</ul>
</body>
</html>