http://git.kernel.org/?p=linux/kernel/git/next/linux- next.git;a=blob;f=drivers/acpi/acpica/acconfig.h#l3
/* Version of ACPI supported */ #define ACPI_CA_SUPPORT_LEVEL 3 It only support ACPI 3, it needs to support ACPI 4. -- Full ACPI support https://bugs.launchpad.net/bugs/221690 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs