It's updated with a jaunty one now. On Sat, Jun 06, 2009 at 09:20:41PM -0000, Giovanni Battista Salvietti wrote: > I went to the ppa, but I see only a karmic repository.... where is the > jaunty one? > > -- > [i915GM] MTRR entry gets removed when restarting xorg - causes corruption on > ttys > https://bugs.launchpad.net/bugs/314928 > You received this bug notification because you are a bug assignee. > > Status in X.org xf86-video-intel: In Progress > Status in “linux” source package in Ubuntu: Fix Released > Status in “xserver-xorg-video-intel” source package in Ubuntu: Fix Released > Status in linux in Ubuntu Jaunty: In Progress > Status in xserver-xorg-video-intel in Ubuntu Jaunty: In Progress > Status in linux in Ubuntu Karmic: Fix Released > Status in xserver-xorg-video-intel in Ubuntu Karmic: Fix Released > > Bug description: > When comparing /proc/mtrr of intrepid and current jaunty i noticed there is > an entry missing. > > Intrepid: > reg00: base=0x00000000 ( 0MB), size=1024MB: write-back, count=1 > reg01: base=0x40000000 (1024MB), size= 512MB: write-back, count=1 > reg02: base=0x5f700000 (1527MB), size= 1MB: uncachable, count=1 > reg03: base=0x5f800000 (1528MB), size= 8MB: uncachable, count=1 > reg04: base=0xb0000000 (2816MB), size= 256MB: write-combining, count=1 > > Jaunty: > reg00: base=0x000000000 ( 0MB), size= 1024MB, count=1: write-back > reg01: base=0x040000000 ( 1024MB), size= 512MB, count=1: write-back > reg02: base=0x05f700000 ( 1527MB), size= 1MB, count=1: uncachable > reg03: base=0x05f800000 ( 1528MB), size= 8MB, count=1: uncachable > > So I tried adding it back by using: > sudo -s > echo "base=0xb0000000 size=0x10000000 type=write-combining" > /proc/mtrr > > I have noticed a few things after adding that entry: > - glxgears is now about twice as fast (I know its not a real benchmark ;) > - 2D Performance does not seem affected however (just testing a bit with > x11perf/gtkperf) > - it fixes the corruption on the ttys (bug 312677) > > I also noticed that this entry gets removed everytime xorg gets restarted. > > But I'm not sure with all the recent changes in memory management if that > entry should still be there or not. > > ------------- > > lspci > 00:00.0 Host bridge: Intel Corporation Mobile 915GM/PM/GMS/910GML Express > Processor to DRAM Controller (rev 03) > 00:02.0 VGA compatible controller: Intel Corporation Mobile 915GM/GMS/910GML > Express Graphics Controller (rev 03) > 00:02.1 Display controller: Intel Corporation Mobile 915GM/GMS/910GML Express > Graphics Controller (rev 03) > 00:1c.0 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI > Express Port 1 (rev 03) > 00:1c.2 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI > Express Port 3 (rev 03) > 00:1d.0 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) > USB UHCI #1 (rev 03) > 00:1d.1 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) > USB UHCI #2 (rev 03) > 00:1d.2 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) > USB UHCI #3 (rev 03) > 00:1d.3 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) > USB UHCI #4 (rev 03) > 00:1d.7 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) > USB2 EHCI Controller (rev 03) > 00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev d3) > 00:1e.2 Multimedia audio controller: Intel Corporation 82801FB/FBM/FR/FW/FRW > (ICH6 Family) AC'97 Audio Controller (rev 03) > 00:1e.3 Modem: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) AC'97 > Modem Controller (rev 03) > 00:1f.0 ISA bridge: Intel Corporation 82801FBM (ICH6M) LPC Interface Bridge > (rev 03) > 00:1f.2 IDE interface: Intel Corporation 82801FBM (ICH6M) SATA Controller > (rev 03) > 00:1f.3 SMBus: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) SMBus > Controller (rev 03) > 02:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5751M Gigabit > Ethernet PCI Express (rev 11) > 04:00.0 CardBus bridge: Texas Instruments PCI4510 PC card Cardbus Controller > (rev 03) > 04:00.1 FireWire (IEEE 1394): Texas Instruments PCI4510 IEEE-1394 Controller > (rev 01) > 04:02.0 Network controller: Intel Corporation PRO/Wireless 2200BG [Calexico2] > Network Connection (rev 05)
-- [i915GM] MTRR entry gets removed when restarting xorg - causes corruption on ttys https://bugs.launchpad.net/bugs/314928 You received this bug notification because you are a member of Ubuntu-X, which is the registrant for xf86-video-intel. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
