From: Borislav Petkov <bp@xxxxxxx> The driver is using functions from a compilation unit which is enabled by CONFIG_CPU_SUP_INTEL. Add that dependency to Kconfig explicitly otherwise: drivers/platform/x86/intel/ifs/load.o: in function `ifs_load_firmware': load.c:(.text+0x3b8): undefined reference to `intel_cpu_collect_info' Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Signed-off-by: Borislav Petkov <bp@xxxxxxx> --- drivers/platform/x86/intel/ifs/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/x86/intel/ifs/Kconfig b/drivers/platform/x86/intel/ifs/Kconfig index d84491cfb0db..7ce896434b8f 100644 --- a/drivers/platform/x86/intel/ifs/Kconfig +++ b/drivers/platform/x86/intel/ifs/Kconfig @@ -1,6 +1,6 @@ config INTEL_IFS tristate "Intel In Field Scan" - depends on X86 && 64BIT && SMP + depends on X86 && CPU_SUP_INTEL && 64BIT && SMP select INTEL_IFS_DEVICE help Enable support for the In Field Scan capability in select -- 2.35.1 -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette