Also you need to identify the monitor somehow for kernel to do what you propose. If your monitor setup is not static, say, you connect monitors in different ord

Also you need to identify the monitor somehow for kernel to do what you propose. If your monitor setup is not static, say, you connect monitors in different order or through different ports each time, you won't be able to tell which edid should go for which monitor. (Unless you're willing to script some heuristics to guess that.)