Avoid 10-second timeout on platforms where GPU is not advertised as VGA class (Q)
There used to be a polling logic in GDM that expects VGA device to appear. On platforms with those newer APUs, the polling logic simply times out, because they don't claim themselves as VGA compatible device, leading to a 10-second delay before GDM can fully initialize every time the system boots.
Upstream GDM has had this fixed in commit 85982d61, by adding extra logic to check the "boot_display" sysfs attribute. The changed is merged in Gnome 50:
- https:/
Resolute already has it. To fix the timeout issue it needs to be brought back to Questing and Noble.
Bug-Ubuntu: https://bugs.launchpad.net/bugs/2146768