Comment 36 for bug 1189850

(In reply to comment #15)
> I've looked through all callers to see if I can find one that missed the
> MOVE_WRITE to no avail. I've double checked the kernel to see if there is a
> loop hole, again to no avail. So I'm a little bit lost to see where the
> missed synchronisation is coming from, and I haven't yet thought of a good
> test to force/catch an error.
> In the meantime, I've applied one minor tweak to xf86-video-intel.git,
> commit 60ec35b8d25ecfabf1744ea7bc81109d7f2a90e2
> Author: Chris Wilson <email address hidden>
> Date: Tue Mar 5 11:14:37 2013 +0000
> sna: Be explicit when checking for an idle bo after CPU synchronisation
> Do you mind giving that a quick test?

OK, I'll test it later today