Re: sched/clock: Fix hotplug issue

kbuild test robot
2017-01-19T20:40:25Z

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Hi Peter,

[auto build test ERROR on tip/sched/core]
[also build test ERROR on next-20170119]
[cannot apply to tip/x86/core v4.10-rc4]
[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/Peter-Zijlstra/sched-clock-Fix-hotplug-issue/20170120-034727
config: i386-randconfig-x003-201703 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=i386

All errors (new ones prefixed by >>):

arch/x86/kernel/cpu/centaur.c: In function 'early_init_centaur':
>> arch/x86/kernel/cpu/centaur.c:108:2: error: implicit declaration of function 'clear_sched_clock_stable' [-Werror=implicit-function-declaration]
clear_sched_clock_stable();
^~~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors

vim +/clear_sched_clock_stable +108 arch/x86/kernel/cpu/centaur.c

102 break;
103 }
104 #ifdef CONFIG_X86_64
105 set_cpu_cap(c, X86_FEATURE_SYSENTER32);
106 #endif
107
> 108 clear_sched_clock_stable();
109 }
110
111 static void init_centaur(struct cpuinfo_x86 *c)

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