tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-next head: a3081893cab48df3facff8144d9506610213241a commit: 3489187204eb75e5635d8836babfd0a18be613f4 [83/86] serial: stm32: adding dma support config: m32r-allyesconfig (attached as .config) compiler: m32r-linux-gcc (GCC) 6.2.0 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 3489187204eb75e5635d8836babfd0a18be613f4 # save the attached .config to linux build tree make.cross ARCH=m32r All errors (new ones prefixed by >>): drivers/built-in.o: In function `stm32_serial_remove': >> stm32-usart.c:(.text+0xdc988): undefined reference to `bad_dma_ops' stm32-usart.c:(.text+0xdc990): undefined reference to `bad_dma_ops' stm32-usart.c:(.text+0xdca2c): undefined reference to `bad_dma_ops' stm32-usart.c:(.text+0xdca34): undefined reference to `bad_dma_ops' drivers/built-in.o: In function `vpu_free_ext_mem': mtk_vpu.c:(.text+0xa01788): undefined reference to `bad_dma_ops' drivers/built-in.o:mtk_vpu.c:(.text+0xa01790): more undefined references to `bad_dma_ops' follow sound/built-in.o: In function `snd_pcm_lib_default_mmap': (.text+0xfc64): undefined reference to `dma_common_mmap' sound/built-in.o: In function `snd_pcm_lib_default_mmap': (.text+0xfc64): relocation truncated to fit: R_M32R_26_PCREL_RELA against undefined symbol `dma_common_mmap' sound/built-in.o: In function `cygnus_pcm_preallocate_dma_buffer': cygnus-pcm.c:(.text+0x10fff0): undefined reference to `bad_dma_ops' cygnus-pcm.c:(.text+0x10fff4): undefined reference to `bad_dma_ops' cygnus-pcm.c:(.text+0x110028): undefined reference to `bad_dma_ops' sound/built-in.o: In function `cygnus_dma_free_dma_buffers': cygnus-pcm.c:(.text+0x110128): undefined reference to `bad_dma_ops' cygnus-pcm.c:(.text+0x110130): undefined reference to `bad_dma_ops' sound/built-in.o:cygnus-pcm.c:(.text+0x1101c8): more undefined references to `bad_dma_ops' follow --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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