<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <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 <a class="email" href="mailto:martin.peres@free.fr" title="Martin Peres <martin.peres@free.fr>"> Martin Peres</a> <pre>(In reply to Leho Kraav (:macmaN :lkraav) from <a href="show_bug.cgi?id=85064#c29">comment #29</a>) > 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? 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> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>