On Thu, Nov 05, 2020 at 04:41:00PM +0100, Christian König wrote: > Guys, can anybody help me out. Why is the kernel test robot complaining > here? > > Thanks in advance, > Christian. > > Am 05.11.20 um 16:26 schrieb kernel test robot: > > tree: git://anongit.freedesktop.org/drm/drm-misc for-linux-next > > head: 2b5b95b1ff3d70a95013a45e3b5b90f1daf42348 > > commit: 2b5b95b1ff3d70a95013a45e3b5b90f1daf42348 [2/2] mm: introduce vma_set_file function v4 > > config: h8300-randconfig-r031-20201105 (attached as .config) > > compiler: h8300-linux-gcc (GCC) 9.3.0 nommu platform? If you have a hard time finding a cross compiler for this, there's some nommu arm platforms. I used that for compile teesting nommu support recently. If it's not that, then it's something specific with that config for sure. -Daniel > > reproduce (this is a W=1 build): > > wget https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fraw.githubusercontent.com%2Fintel%2Flkp-tests%2Fmaster%2Fsbin%2Fmake.cross&data=04%7C01%7Cchristian.koenig%40amd.com%7C2c3b39afc651426aa50608d8819f48fc%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637401871204724096%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=dK2txO1WerkR7SiB5i9kcXjbJTMlaQ1Q6dbK1cb9lnE%3D&reserved=0 -O ~/bin/make.cross > > chmod +x ~/bin/make.cross > > git remote add drm-drm-misc git://anongit.freedesktop.org/drm/drm-misc > > git fetch --no-tags drm-drm-misc for-linux-next > > git checkout 2b5b95b1ff3d70a95013a45e3b5b90f1daf42348 > > # save the attached .config to linux build tree > > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=h8300 > > > > If you fix the issue, kindly add following tag as appropriate > > Reported-by: kernel test robot <lkp@xxxxxxxxx> > > > > All errors (new ones prefixed by >>): > > > > h8300-linux-ld: section .init.text LMA [00000000004da400,000000000051ebcb] overlaps section .text LMA [000000000000025c,0000000001069997] > > h8300-linux-ld: section .data VMA [0000000000400000,00000000004da3ff] overlaps section .text VMA [000000000000025c,0000000001069997] > > h8300-linux-ld: drivers/dma-buf/dma-buf.o: in function `dma_buf_mmap': > > > > drivers/dma-buf/dma-buf.c:1186: undefined reference to `vma_set_file' > > vim +1186 drivers/dma-buf/dma-buf.c > > > > 1150 > > 1151 > > 1152 /** > > 1153 * dma_buf_mmap - Setup up a userspace mmap with the given vma > > 1154 * @dmabuf: [in] buffer that should back the vma > > 1155 * @vma: [in] vma for the mmap > > 1156 * @pgoff: [in] offset in pages where this mmap should start within the > > 1157 * dma-buf buffer. > > 1158 * > > 1159 * This function adjusts the passed in vma so that it points at the file of the > > 1160 * dma_buf operation. It also adjusts the starting pgoff and does bounds > > 1161 * checking on the size of the vma. Then it calls the exporters mmap function to > > 1162 * set up the mapping. > > 1163 * > > 1164 * Can return negative error values, returns 0 on success. > > 1165 */ > > 1166 int dma_buf_mmap(struct dma_buf *dmabuf, struct vm_area_struct *vma, > > 1167 unsigned long pgoff) > > 1168 { > > 1169 if (WARN_ON(!dmabuf || !vma)) > > 1170 return -EINVAL; > > 1171 > > 1172 /* check if buffer supports mmap */ > > 1173 if (!dmabuf->ops->mmap) > > 1174 return -EINVAL; > > 1175 > > 1176 /* check for offset overflow */ > > 1177 if (pgoff + vma_pages(vma) < pgoff) > > 1178 return -EOVERFLOW; > > 1179 > > 1180 /* check for overflowing the buffer's size */ > > 1181 if (pgoff + vma_pages(vma) > > > 1182 dmabuf->size >> PAGE_SHIFT) > > 1183 return -EINVAL; > > 1184 > > 1185 /* readjust the vma */ > > > 1186 vma_set_file(vma, dmabuf->file); > > 1187 vma->vm_pgoff = pgoff; > > 1188 > > 1189 return dmabuf->ops->mmap(dmabuf, vma); > > 1190 } > > 1191 EXPORT_SYMBOL_GPL(dma_buf_mmap); > > 1192 > > > > --- > > 0-DAY CI Kernel Test Service, Intel Corporation > > https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.01.org%2Fhyperkitty%2Flist%2Fkbuild-all%40lists.01.org&data=04%7C01%7Cchristian.koenig%40amd.com%7C2c3b39afc651426aa50608d8819f48fc%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637401871204724096%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C1000&sdata=YS8NkL2Wf4ysbsibG3a3MAGp8zsEopbazO3ARSAPezc%3D&reserved=0 > -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
