Hi Stephen, [auto build test WARNING on linus/master] [also build test WARNING on v4.12-rc7 next-20170630] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Stephen-Boyd/kbuild-modpost-Warn-about-references-from-rodata-to-__init-text/20170702-074024 config: blackfin-allmodconfig (attached as .config) compiler: bfin-uclinux-gcc (GCC) 6.2.0 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=blackfin All warnings (new ones prefixed by >>): >> WARNING: drivers/ata/libata.o(.rodata+0xbb4): Section mismatch in reference from the variable ___param_string_force to the variable .init.data:_ata_force_param_buf The variable ___param_string_force references the variable __initdata _ata_force_param_buf If the reference is valid then annotate the variable with or __refdata (see linux/init.h) or name the variable: -- >> WARNING: net/built-in.o(.rodata+0x5d08): Section mismatch in reference from the variable _msstab to the (unknown reference) .init.text:(unknown) The variable _msstab references the (unknown reference) __init (unknown) If the reference is valid then annotate the variable with or __refdata (see linux/init.h) or name the variable: -- >> WARNING: drivers/tty/built-in.o(.rodata+0x1790): Section mismatch in reference from the variable _uart_proc_fops to the (unknown reference) .init.text:(unknown) The variable _uart_proc_fops references the (unknown reference) __init (unknown) If the reference is valid then annotate the variable with or __refdata (see linux/init.h) or name the variable: -- >> WARNING: drivers/thermal/qcom/qcom_tsens.o(.rodata+0x434): Section mismatch in reference from the variable _ops_8916 to the function .init.text:_init_common() The variable _ops_8916 references the function __init _init_common() If the reference is valid then annotate the variable with or __refdata (see linux/init.h) or name the variable: -- >> WARNING: drivers/thermal/qcom/qcom_tsens.o(.rodata+0x460): Section mismatch in reference from the variable _ops_8974 to the function .init.text:_init_common() The variable _ops_8974 references the function __init _init_common() If the reference is valid then annotate the variable with or __refdata (see linux/init.h) or name the variable: -- >> WARNING: drivers/thermal/qcom/qcom_tsens.o(.rodata+0x4b8): Section mismatch in reference from the variable _ops_8996 to the function .init.text:_init_common() The variable _ops_8996 references the function __init _init_common() If the reference is valid then annotate the variable with or __refdata (see linux/init.h) or name the variable: -- >> WARNING: drivers/of/built-in.o(.rodata+0x714): Section mismatch in reference from the variable _CSWTCH.7 to the (unknown reference) .init.text:(unknown) The variable _CSWTCH.7 references the (unknown reference) __init (unknown) If the reference is valid then annotate the variable with or __refdata (see linux/init.h) or name the variable: -- >> WARNING: kernel/built-in.o(.rodata+0x28d8): Section mismatch in reference from the variable _param.25627 to the (unknown reference) .init.text:(unknown) The variable _param.25627 references the (unknown reference) __init (unknown) If the reference is valid then annotate the variable with or __refdata (see linux/init.h) or name the variable: --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation