Bug#1028549: Acknowledgement (xserver-xorg-video-radeon: [Radeon 680M]: not rendering/refreshing fullscreen properly with VSync off)

[Linus Lüssing]

PS: Device with the integrated ATI/AMD Rembrandt Radeon 680M
via the AMD Ryzen 7 PRO 6850U I'm having this issue with:
A Thinkpad T14s Gen3 AMD laptop.