Am Sunday 06 March 2011 schrieb Martin Steigerwald: > Am Sunday 06 March 2011 schrieb Alex Deucher: > > On Sat, Mar 5, 2011 at 9:10 AM, Martin Steigerwald > > <Martin@xxxxxxxxxxxx> > > wrote: > > > I will add a regression entry in bugzilla after I got the URL of > > > that mail. > > > > > > > > > Hi! > > > > > > No, I do not actively search for lockup bugs, but they seem to > > > search me ;). > > > > > > > > > martin@shambhala:~> cat /proc/version > > > Linux version 2.6.38-rc7-tp42-00142-g212e349 (martin@shambhala) > > > (gcc version 4.4.5 (Debian 4.4.5-11) ) #4 PREEMPT Sat Mar 5 > > > 12:03:41 CET 2011 > > > > > > locks up hard when using desktop cube of kwin from KDE 4.5.1. > > > > > > It happens within a few seconds to about 30 seconds after > > > activating the effect with Ctrl-F11. Otherwise the machine seems > > > to work fine so far - if that continues I do not have much of a > > > problem with the bug since I do not use desktop cube other than > > > for getting a feel of compositing performance. Effects seem to be > > > more fluent, more smooth anyway, I guess due to Radeon KMS page > > > flipping. > > > > > > I am using X.org 1.9.4 with Radeon driver 1:6.14.0-1 on Debian > > > Wheezy/Sid/Experimental on a ThinkPad T42 with: > > > > > > martin@shambhala:~> lspci -nn | grep VGA > > > 01:00.0 VGA compatible controller [0300]: ATI Technologies Inc > > > RV350 [Mobility Radeon 9600 M10] [1002:4e50] > > > > > > This didn't happen with 2.6.37-tp42-rtime-00004-g9eb63ce, same gcc. > > > > Did you also update your ddx or mesa during this period? It might > > also be a issue in the userspace acceleration drivers. Are you using > > the r300 classic or r300 gallium 3D driver? > > Debian maintainers activated the gallium one in the meantime: > > martin@shambhala:~> glxinfo | grep OpenGL > OpenGL vendor string: X.Org R300 Project > OpenGL renderer string: Gallium 0.4 on ATI RV350 > OpenGL version string: 2.1 Mesa 7.10 > OpenGL shading language version string: 1.20 > OpenGL extensions: > > I think I tried the desktop cube with the gallium one already, but I am > not absolutely sure. > > I have a 2.6.37 kernel still at hand and will test with just changing > the kernel. I verified this. Lockup happens with 2.6.38, last one tested rc8-gfb62c00, but not with 2.6.37 with exactly same userspace. Needed to try the effect several times, as this time the lockup with 2.6.38 only happened shortly after the second activation of the effect. Thanks, -- Martin 'Helios' Steigerwald - http://www.Lichtvoll.de GPG: 03B0 0D6C 0040 0710 4AFA B82F 991B EAAC A599 84C7
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