Thanks much Alex for responding. On Thursday, May 28, 2020, 04:29:16 PM EDT, Alex Deucher wrote:
>> I ask because I want to be able to run a system that is sometimes headless >> and sometimes not. And I'd like to be able to access a current X session >> (either logged in or at the login greeter) both remotely (say via VNC) and >> locally via the physical display (when it is plugged in).without having to >> reboot or lose that X session. >> >> However I've noticed that (at least with a Ryzen 3 3200G with Radeon Vega 8) >> an X session does not login successfully when accessed remotely if there is >> no monitor connected. >> I assume this is caused by something in the amdgpu driver but I haven't been >> able to figure out what. > >It's your display manager (X, mutter, kwin, etc.). They generally >won't start if they doesn't detect a monitor. You might be able to >force one via whatever configuration mechanism is provided by your >environment. Yes it seems to be an issue with gnome-shell/mutter (the shell/window manager), rather than Xorg (my display server), but I will report back if the relevant developer teams of those items have any requests for amdgpu related to this issue. _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
