Hi Alexey, I love your patch! Yet something to improve:
[auto build test ERROR on linus/master] [cannot apply to v5.3 next-20190915] [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/Alexey-Dobriyan/x86_64-new-and-improved-memset/20190916-140315 config: um-x86_64_defconfig (attached as .config) compiler: gcc-7 (Debian 7.4.0-11) 7.4.0 reproduce: # save the attached .config to linux build tree make ARCH=um SUBARCH=x86_64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <l...@intel.com> All errors (new ones prefixed by >>): /usr/bin/ld: arch/um/kernel/mem.o: in function `pgd_alloc': >> mem.c:(.text+0x4a): undefined reference to `memset0_mov' /usr/bin/ld: arch/um/kernel/mem.o: in function `pmd_alloc_one': >> mem.c:(.text+0xd1): undefined reference to `_memset0_mov' /usr/bin/ld: arch/um/kernel/mem.o: in function `mem_init': >> mem.c:(.init.text+0x20): undefined reference to `_memset0_mov' >> /usr/bin/ld: arch/um/kernel/mem.o:(.altinstr_replacement+0x1): undefined >> reference to `_memset0_rep_stosq' >> /usr/bin/ld: arch/um/kernel/mem.o:(.altinstr_replacement+0x6): undefined >> reference to `memset0_rep_stosb' >> /usr/bin/ld: arch/um/kernel/mem.o:(.altinstr_replacement+0xb): undefined >> reference to `memset0_rep_stosq' /usr/bin/ld: arch/um/kernel/mem.o:(.altinstr_replacement+0x10): undefined reference to `memset0_rep_stosb' /usr/bin/ld: arch/um/kernel/mem.o:(.altinstr_replacement+0x15): undefined reference to `_memset0_rep_stosq' /usr/bin/ld: arch/um/kernel/mem.o:(.altinstr_replacement+0x1a): undefined reference to `memset0_rep_stosb' /usr/bin/ld: arch/um/kernel/process.o: in function `copy_from_user_proc': >> process.c:(.text+0x665): undefined reference to `memset0_mov' /usr/bin/ld: arch/um/kernel/process.o: in function `sysemu_proc_write': process.c:(.text+0x76a): undefined reference to `memset0_mov' >> /usr/bin/ld: arch/um/kernel/process.o:(.altinstr_replacement+0x1): undefined >> reference to `memset0_rep_stosq' >> /usr/bin/ld: arch/um/kernel/process.o:(.altinstr_replacement+0x6): undefined >> reference to `memset0_rep_stosb' /usr/bin/ld: arch/um/kernel/process.o:(.altinstr_replacement+0xb): undefined reference to `memset0_rep_stosq' /usr/bin/ld: arch/um/kernel/process.o:(.altinstr_replacement+0x10): undefined reference to `memset0_rep_stosb' /usr/bin/ld: arch/um/drivers/net_kern.o: in function `eth_configure': >> net_kern.c:(.text+0xbd0): undefined reference to `memset0_mov' >> /usr/bin/ld: arch/um/drivers/net_kern.o:(.altinstr_replacement+0x1): >> undefined reference to `memset0_rep_stosq' >> /usr/bin/ld: arch/um/drivers/net_kern.o:(.altinstr_replacement+0x6): >> undefined reference to `memset0_rep_stosb' /usr/bin/ld: arch/um/drivers/ubd_kern.o: in function `ubd_ioctl': >> ubd_kern.c:(.text+0x984): undefined reference to `_memset0_mov' >> /usr/bin/ld: ubd_kern.c:(.text+0xa5a): undefined reference to `memset0_mov' /usr/bin/ld: arch/um/drivers/ubd_kern.o: in function `io_thread': >> ubd_kern.c:(.text+0x211f): undefined reference to `memset0_mov' >> /usr/bin/ld: arch/um/drivers/ubd_kern.o:(.altinstr_replacement+0x1): >> undefined reference to `_memset0_rep_stosq' >> /usr/bin/ld: arch/um/drivers/ubd_kern.o:(.altinstr_replacement+0x6): >> undefined reference to `memset0_rep_stosb' >> /usr/bin/ld: arch/um/drivers/ubd_kern.o:(.altinstr_replacement+0xb): >> undefined reference to `memset0_rep_stosq' /usr/bin/ld: arch/um/drivers/ubd_kern.o:(.altinstr_replacement+0x10): undefined reference to `memset0_rep_stosb' /usr/bin/ld: arch/um/drivers/ubd_kern.o:(.altinstr_replacement+0x15): undefined reference to `memset0_rep_stosq' /usr/bin/ld: arch/um/drivers/ubd_kern.o:(.altinstr_replacement+0x1a): undefined reference to `memset0_rep_stosb' /usr/bin/ld: kernel/fork.o: in function `copy_clone_args_from_user': >> fork.c:(.text+0x5c4): undefined reference to `memset0_mov' /usr/bin/ld: kernel/fork.o: in function `mm_init.isra.5': >> fork.c:(.text+0x75c): undefined reference to `_memset0_mov' /usr/bin/ld: kernel/fork.o: in function `vm_area_alloc': fork.c:(.text+0xaa4): undefined reference to `_memset0_mov' /usr/bin/ld: kernel/fork.o: in function `mm_alloc': fork.c:(.text+0xb9f): undefined reference to `_memset0_mov' /usr/bin/ld: kernel/fork.o: in function `copy_process': fork.c:(.text+0x1e0c): undefined reference to `_memset0_mov' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
Description: application/gzip
