Hi Daniel, I love your patch! Yet something to improve: [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on v5.4-rc8 next-20191115] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Daniel-Vetter/Retire-dma_buf_k-un-map/20191118-184537 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: m68k-allmodconfig (attached as .config) compiler: m68k-linux-gcc (GCC) 7.4.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=m68k If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> drivers/dma-buf/udmabuf.c:114:3: error: 'const struct dma_buf_ops' has no member named 'map'; did you mean 'mmap'? .map = kmap_udmabuf, ^~~ mmap >> drivers/dma-buf/udmabuf.c:114:12: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types] .map = kmap_udmabuf, ^~~~~~~~~~~~ drivers/dma-buf/udmabuf.c:114:12: note: (near initialization for 'udmabuf_ops.begin_cpu_access') >> drivers/dma-buf/udmabuf.c:115:3: error: 'const struct dma_buf_ops' has no member named 'unmap'; did you mean 'vunmap'? .unmap = kunmap_udmabuf, ^~~~~ vunmap drivers/dma-buf/udmabuf.c:115:14: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types] .unmap = kunmap_udmabuf, ^~~~~~~~~~~~~~ drivers/dma-buf/udmabuf.c:115:14: note: (near initialization for 'udmabuf_ops.end_cpu_access') cc1: some warnings being treated as errors -- >> drivers/gpu/drm/udl/udl_dmabuf.c:169:3: error: 'const struct dma_buf_ops' has no member named 'map'; did you mean 'mmap'? .map = udl_dmabuf_kmap, ^~~ mmap >> drivers/gpu/drm/udl/udl_dmabuf.c:169:11: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types] .map = udl_dmabuf_kmap, ^~~~~~~~~~~~~~~ drivers/gpu/drm/udl/udl_dmabuf.c:169:11: note: (near initialization for 'udl_dmabuf_ops.release') >> drivers/gpu/drm/udl/udl_dmabuf.c:170:3: error: 'const struct dma_buf_ops' has no member named 'unmap'; did you mean 'vunmap'? .unmap = udl_dmabuf_kunmap, ^~~~~ vunmap drivers/gpu/drm/udl/udl_dmabuf.c:170:13: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types] .unmap = udl_dmabuf_kunmap, ^~~~~~~~~~~~~~~~~ drivers/gpu/drm/udl/udl_dmabuf.c:170:13: note: (near initialization for 'udl_dmabuf_ops.begin_cpu_access') cc1: some warnings being treated as errors vim +114 drivers/dma-buf/udmabuf.c fbb0de79507819 Gerd Hoffmann 2018-08-27 109 a34852891ba45d Gerd Hoffmann 2018-09-11 110 static const struct dma_buf_ops udmabuf_ops = { fbb0de79507819 Gerd Hoffmann 2018-08-27 111 .map_dma_buf = map_udmabuf, fbb0de79507819 Gerd Hoffmann 2018-08-27 112 .unmap_dma_buf = unmap_udmabuf, fbb0de79507819 Gerd Hoffmann 2018-08-27 113 .release = release_udmabuf, fbb0de79507819 Gerd Hoffmann 2018-08-27 @114 .map = kmap_udmabuf, fbb0de79507819 Gerd Hoffmann 2018-08-27 @115 .unmap = kunmap_udmabuf, fbb0de79507819 Gerd Hoffmann 2018-08-27 116 .mmap = mmap_udmabuf, fbb0de79507819 Gerd Hoffmann 2018-08-27 117 }; fbb0de79507819 Gerd Hoffmann 2018-08-27 118 :::::: The code at line 114 was first introduced by commit :::::: fbb0de795078190a9834b3409e4b009cfb18a6d4 Add udmabuf misc device :::::: TO: Gerd Hoffmann <kraxel@xxxxxxxxxx> :::::: CC: Gerd Hoffmann <kraxel@xxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx Intel Corporation
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