Hi Leon, [auto build test ERROR on linuxtv-media/master] [also build test ERROR on v4.13-rc7 next-20170829] [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/Soren-Brinkmann/media-imx274-device-tree-binding-file/20170831-144636 base: git://linuxtv.org/media_tree.git master config: mips-allyesconfig (attached as .config) compiler: mips-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 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=mips All errors (new ones prefixed by >>): drivers/media/i2c/imx274.o: In function `imx274_set_exposure': >> imx274.c:(.text+0x42c): undefined reference to `__divdi3' imx274.c:(.text+0x464): undefined reference to `__divdi3' imx274.c:(.text+0x94c): undefined reference to `__divdi3' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation