Re: [PATCH v11 6/7] x86/arch_prctl: Add ARCH_[GET|SET]_CPUID

From: Kyle Huey
Date: Thu Nov 10 2016 - 20:31:49 EST


On Thu, Nov 10, 2016 at 5:25 PM, kbuild test robot <lkp@xxxxxxxxx> wrote:
> Hi Kyle,
>
> [auto build test ERROR on ]
>
> url: https://github.com/0day-ci/linux/commits/Kyle-Huey/x86-arch_prctl-64-Use-SYSCALL_DEFINE2-to-define-sys_arch_prctl/20161111-074631
> base:
> config: x86_64-randconfig-i0-201645 (attached as .config)
> compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4
> reproduce:
> # save the attached .config to linux build tree
> make ARCH=x86_64
>
> All errors (new ones prefixed by >>):
>
> arch/x86/built-in.o: In function `set_cpuid_faulting':
>>> process.c:(.text+0xe78e): undefined reference to `msr_misc_features_enables_shadow'
> process.c:(.text+0xe7a3): undefined reference to `msr_misc_features_enables_shadow'
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all Intel Corporation

Looks like the msr_misc_features_enables_shadow definition needs move
back into process.c (from intel.c). I'll fix that locally.

- Kyle