Hi David, [auto build test ERROR on v4.6-rc1] [also build test ERROR on next-20160331] [cannot apply to tip/x86/core] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Richard-Weinberger/Implement-leftpad-syscall/20160401-063620 config: microblaze-mmu_defconfig (attached as .config) 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 # save the attached .config to linux build tree make.cross ARCH=microblaze All errors (new ones prefixed by >>): kernel/sys.c: In function 'SYSC_leftpad': >> kernel/sys.c:2441:2: error: implicit declaration of function 'strlen_user' [-Werror=implicit-function-declaration] size_t len = strlen_user(src); ^ cc1: some warnings being treated as errors vim +/strlen_user +2441 kernel/sys.c 2435 2436 2437 SYSCALL_DEFINE4(leftpad, char *, src, char, pad, char *, dst, size_t, dst_len) 2438 { 2439 char *buf; 2440 long ret; > 2441 size_t len = strlen_user(src); 2442 size_t pad_len = dst_len - len; 2443 2444 if (dst_len <= len || dst_len > 4096) { --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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