2010/5/2 Owen Taylor <otaylor@xxxxxxxxxx>: > With the 2.11 update for xorg-x11-drv-intel in updates-testing we have a > couple of serious problems occurring with gnome-shell on Intel systems: > > A) A complete hang where the system can't even be pinged. > > B) A problem where the system continues to run fine but the GPU gets > "stuck" and no further drawing happens until the system is rebooted. > > We've also had similar reports for Compiz. > > These problems seem to be associated in particular with the "page > flipping" functionality that it enables. (The implementation is mostly > in the kernel, but the use is driven by the X server.) > > With considerable testing and experimentation, the biggest source of > hangs on my GMA3100 system turned out to be fixed by the kernel patch: > > http://lists.freedesktop.org/archives/intel-gfx/2010-April/006463.html > > However, that fix is "gen3" specific (i915, i945, and variants), > and we've also had reports of hard locks on newer chips like the i965 > and GM45, so it's probably not the only thing going on. The second > problem also is likely unrelated. > > My feeling is that we should disable page flipping for F13 - it's had > only a tiny bit of testing, and any fixes we put in at this point are > going to get a far tinier bit of testing. > > We could "disable" it by simply avoiding pushing the 2.11 update, but > since that leaves things broken for people who have updates-testing > enabled, I think it would be better to patch the functionality out the > 2.11 package. See the patch im: > > https://bugs.freedesktop.org/show_bug.cgi?id=27883#c3 > > for how to do that schematically, though it would be better to also > change the: > > "Kernel page flipping support detected, enabling" > > message. (It would be sort of neat to have some way to allow users to > enable it and test, but maybe the "way to enable it" is just installing > the F-14 rawhide package.) > > What do people think? Actually if you want people testing with i965 id volunteer. kind regards, Rudolf Kastl > > - Owen > > > -- > devel mailing list > devel@xxxxxxxxxxxxxxxxxxxxxxx > https://admin.fedoraproject.org/mailman/listinfo/devel > -- devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/devel
