Re: [PATCH] idle/x86: remove the call to boot_init_stack_canary() from cpu_startup_entry()

From: kbuild test robot
Date: Fri Oct 19 2018 - 15:24:45 EST

Hi Christophe,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on xen-tip/linux-next]
[also build test ERROR on v4.19-rc8 next-20181019]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

base: linux-next
config: x86_64-randconfig-s1-10200246 (attached as .config)
compiler: gcc-6 (Debian 6.4.0-9) 6.4.0 20171026
# save the attached .config to linux build tree
make ARCH=x86_64

All errors (new ones prefixed by >>):

arch/x86//xen/smp_pv.c: In function 'cpu_bringup_and_idle':
>> arch/x86//xen/smp_pv.c:91:2: error: implicit declaration of function 'boot_init_stack_canary' [-Werror=implicit-function-declaration]
cc1: some warnings being treated as errors

vim +/boot_init_stack_canary +91 arch/x86//xen/smp_pv.c

88 asmlinkage __visible void cpu_bringup_and_idle(void)
89 {
90 cpu_bringup();
> 91 boot_init_stack_canary();
92 cpu_startup_entry(CPUHP_AP_ONLINE_IDLE);
93 }

0-DAY kernel test infrastructure Open Source Technology Center Intel Corporation

Attachment: .config.gz
Description: application/gzip