I've recently wrote a post about charger (un)plug not detected promptly, which has ended up with a ticket to bugzilla. In order to try to fix up my issue, I decided to dump ACPI tables from Windows - where it all works just fine. I made a dump using RWEver...

我有Ryzen 5 3600，技嘉X570 GAMING X和Radeon RX 580系列。我安装了Ubuntu 20.04，并且已加载内核参数acpi = off，但现在系统仅识别1个内核（lspcu，cut / proc / cpuinfo，nproc）。当我删除“ acpi = off”时-Ubuntu在登录屏幕上冻结。 dmidecode -t处理器识别所有内核。我可以以某种方式解决此问题吗？在互联网上搜索，已经尝试了很多，但没有任何帮助。如果dmidecode可以识别所有内核-系统启动后是否可以...

Similar to 18.04 Lenovo ideapad backlight I have tried using acpi_osi=Linux acpi_backlight=vendor and I can verify that the /sys/class/backlight settings get changed by the OS (Fn keys), but the screen does not respond. Not sure where to go from here. Poss...