On Saturday, April 23, 2011 10:35:19 AM dark_m...@gmx.net did opine: > Am 23.04.2011 02:42, schrieb gene heskett: > > On Friday, April 22, 2011 08:40:50 PM dark_m...@gmx.net did opine: > >> Am 22.04.2011 23:00, schrieb gene heskett: > >>> Greetings folks; > >>> > >>> I have a problem. Anytime I spend some time watching a news video > >>> on say fox or cnn's sites, I wind up with screen background > >>> contamination in my console windows of other workspaces. Bit and > >>> pieces show up on the bottom half of such a terminal window, remain > >>> stationary on the screen as the terminal window is moved about, but > >>> are constrained by the border when the terminal is moved, but comes > >>> right back as soon as the terminal windows border encompasses that > >>> area of the screen again. > >>> > >>> Using FF4.0 and a pclos repo supplied kernel version 2.6.38.2, on > >>> pclos, on a quad core phenom, 4Gb of dram, and the latest .44 > >>> version of the dkms installed nvidia-current driver on a 9400 > >>> series nvidia card. > >>> > >>> FWIW, I recall seeing that also when I switched to the vesa driver, > >>> so while it could be related, I am dubious. > >>> > >>> What can I do to facilitate narrowing this down? > >>> > >>> Thanks. > >> > >> I'm by no means an expert, but could you try and disable page > >> flipping in the xorg.conf or check if it's turned on in the first > >> place? > >> > >> I ran into a similar looking issue with the switch to kernel 2.6.38, > >> which introduced KMS page flipping to my graphics card (radeon). > >> > >> Checking for page flipping: > >> "cat /var/log/Xorg.0.log | grep -i Pageflip" > >> > >> If it's reported as enabled, read on. :-) > > > > It is a null return. > > If you are using Ubuntu, it's logfile probably is /var/log/xorg.0.log > (notice the lower case 'x') > > >> In your xorg.conf, put the following line in the "Device" section, > >> reboot and check if the issue appears. > >> > >> > >> Section "Device" > >> > >> Option "EnablePageFlip" "off" > >> > >> EndSection > >> > >> If turning it off helps, maybe you're also being hit by bug > >> https://bugs.freedesktop.org/show_bug.cgi?id=35452 > >> > >> This one is about the ati driver, though. So maybe it's unrelated. I > >> hope I'm being helpful. > > > > I wonder if there is a different name for it when using the nvidia > > driver? > > > > Thanks. > > I did some digging in the xorg.conf options list and found this: > > Option "NoFlip" "boolean" > I don't have the docs/manpages (pclos, 32 bit, permanent 'rawhide', about half of the kde 4.6.2 install just got updated this morning, so I just rebooted.)
I just put this line in the Device section of xorg.conf, and will reboot to level 3 so I can play with startx. > The description matches what EnablePageFlip does, except it's reverted, > which means setting "boolean" to "true" should turn off page flipping. > See if that makes a difference. That I will, and report. Thanks. > _______________________________________________ > xorg@lists.freedesktop.org: X.Org support > Archives: http://lists.freedesktop.org/archives/xorg > Info: http://lists.freedesktop.org/mailman/listinfo/xorg > Your subscription address: ghesk...@wdtv.com -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) <http://tinyurl.com/ddg5bz> <http://www.cantrip.org/gatto.html> Computers are useless. They can only give you answers. -- Pablo Picasso _______________________________________________ xorg@lists.freedesktop.org: X.Org support Archives: http://lists.freedesktop.org/archives/xorg Info: http://lists.freedesktop.org/mailman/listinfo/xorg Your subscription address: arch...@mail-archive.com
