45c16fe1d128 ("ACPI: configfs: Make get_header() to return error pointer") fafe5306f201 ("ACPI: Rename configfs.c to acpi_configfs.c to prevent link error") 612bd01fc6e0 ("ACPI: add support for loading SSDTs via configfs") 0bf54fcd9504 ("ACPI: add support for configfs") 475fb4e8b2f4 ("efi / ACPI: load SSTDs from EFI variables") 14d24c39e7f4 ("ACPI / documentation: add SSDT overlays documentation")