
When flush-swap-notify is already queued, we might end up trying to requeue it, for example when handling flip callbacks inside swap-buffers. Actually queuing it there is harmless, since old frames will be discarded anyway. https://bugzilla.gnome.org/show_bug.cgi?id=774923
Description
Languages
C
98.9%
Meson
0.7%
Python
0.3%