Hi Christophe, Thank you for the patch! Yet something to improve:
[auto build test ERROR on powerpc/next] [also build test ERROR on v4.19-rc4 next-20180913] [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/Christophe-Leroy/powerpc-initial-stack-protector-fstack-protector-support/20180917-202227 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next config: powerpc-ppc6xx_defconfig (attached as .config) compiler: powerpc-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 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=7.2.0 make.cross ARCH=powerpc All errors (new ones prefixed by >>): arch/powerpc/platforms/powermac/bootx_init.o: In function `bootx_printf': >> bootx_init.c:(.init.text+0x2bc): undefined reference to >> `__stack_chk_fail_local' arch/powerpc/platforms/powermac/bootx_init.o: In function `bootx_add_display_props.isra.1': bootx_init.c:(.init.text+0x750): undefined reference to `__stack_chk_fail_local' arch/powerpc/platforms/powermac/bootx_init.o: In function `bootx_scan_dt_build_struct': bootx_init.c:(.init.text+0xa84): undefined reference to `__stack_chk_fail_local' arch/powerpc/platforms/powermac/bootx_init.o: In function `bootx_init': bootx_init.c:(.init.text+0xf48): undefined reference to `__stack_chk_fail_local' powerpc-linux-gnu-ld: .tmp_vmlinux1: hidden symbol `__stack_chk_fail_local' isn't defined powerpc-linux-gnu-ld: final link failed: Bad value --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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