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SubjectRe: [PATCH v3 2/2] powerpc: Enable CPU_FTR_ASYM_SMT for interleaved big-cores

On Wed, Jul 11, 2018 at 04:32:30PM +0800, kbuild test robot wrote:
> Hi Gautham,
>
> Thank you for the patch! Yet something to improve:
>
> [auto build test ERROR on powerpc/next]
> [also build test ERROR on v4.18-rc4 next-20180710]
> [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/Gautham-R-Shenoy/powerpc-Detect-the-presence-of-big-cores-via-ibm-thread-groups/20180706-174756
> base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
> config: powerpc-g5_defconfig (attached as .config)
> compiler: powerpc64-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 >>):
>
> In file included from include/linux/static_key.h:1:0,
> from include/linux/context_tracking_state.h:6,
> from include/linux/vtime.h:5,
> from include/linux/hardirq.h:8,
> from include/linux/interrupt.h:11,
> from include/linux/serial_core.h:25,
> from include/linux/serial_8250.h:14,
> from arch/powerpc/kernel/setup-common.c:33:
> arch/powerpc/kernel/setup-common.c: In function 'smp_setup_cpu_maps':
> >> arch/powerpc/kernel/setup-common.c:777:25: error: 'cpu_feature_keys' undeclared (first use in this function); did you mean 'setup_feature_keys'?
> static_branch_enable(&cpu_feature_keys[key]);

Ok, so this needs to be enabled only on CONFIG_PPC_PSERIES and
CONFIG_PPC_POWERNV. Will fix this.


--
Thanks and Regards
gautham.

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