[Bug 39202] FPS - KDE desktop effects with 3.0 rc6 kernel

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Thu Aug 18 10:37:28 PDT 2011


https://bugs.freedesktop.org/show_bug.cgi?id=39202

--- Comment #37 from Ilija Hadzic <ihadzic at research.bell-labs.com> 2011-08-18 10:37:28 PDT ---
(In reply to comment #35)
> I was curious to test even with the kernel before the patch and I found that
> dmesg | grep waiting does not show anything. Maybe the debug line wasn't added
> yet.

That message was there before the patch. So the fact that you don't see
it means that it is really not even trying to synchronize with vblank.

Most likely DDX is (as it should) refusing to call the ioctl due
to the old kernel.

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