Hi Mark, FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 9fe68cad6e74967b88d0c6aeca7d9cd6b6e91942 commit: 3ceeda1cbee9f93bb5537c9b840d1f7e767d7c01 Merge remote-tracking branches 'asoc/topic/cs53l30', 'asoc/topic/cygnus', 'asoc/topic/da7219' and 'asoc/topic/davinci' into asoc-next date: 3 months ago 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 3ceeda1cbee9f93bb5537c9b840d1f7e767d7c01 # save the attached .config to linux build tree make.cross ARCH=m32r All errors (new ones prefixed by >>): sound/built-in.o: In function `snd_pcm_lib_default_mmap': (.text+0xfcf4): undefined reference to `bad_dma_ops' sound/built-in.o: In function `snd_pcm_lib_default_mmap': (.text+0xfcf8): undefined reference to `bad_dma_ops' sound/built-in.o: In function `snd_pcm_lib_default_mmap': (.text+0xfd48): undefined reference to `dma_common_mmap' sound/built-in.o: In function `snd_pcm_lib_default_mmap': (.text+0xfd48): 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+0x10e94c): undefined reference to `bad_dma_ops' cygnus-pcm.c:(.text+0x10e950): undefined reference to `bad_dma_ops' cygnus-pcm.c:(.text+0x10e984): undefined reference to `bad_dma_ops' sound/built-in.o: In function `cygnus_dma_free_dma_buffers': cygnus-pcm.c:(.text+0x10ea84): undefined reference to `bad_dma_ops' cygnus-pcm.c:(.text+0x10ea8c): undefined reference to `bad_dma_ops' sound/built-in.o:cygnus-pcm.c:(.text+0x10eb24): 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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