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SubjectRe: [PATCH v3 2/2] x86/mce: add CMCI support for Centaur CPUs
On Wed, Apr 25, 2018 at 06:33:40PM +0800, David Wang wrote:
> Newer Centaur support CMCI mechnism, which is compatible with INTEL CMCI.
>
> Signed-off-by: David Wang <davidwang@zhaoxin.com>
> ---
> arch/x86/kernel/cpu/mcheck/mce.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
> index 38ccab8..f9a7295 100644
> --- a/arch/x86/kernel/cpu/mcheck/mce.c
> +++ b/arch/x86/kernel/cpu/mcheck/mce.c
> @@ -1757,6 +1757,8 @@ static void __mcheck_cpu_init_vendor(struct cpuinfo_x86 *c)
> }
> case X86_VENDOR_CENTAUR:
> mce_centaur_feature_init(c);
> + mce_intel_feature_init(c);
> + mce_adjust_timer = cmci_intel_adjust_timer;

This won't work in configs with CONFIG_X86_MCE_INTEL disabled.

You need to define CONFIG_X86_MCE_CENTAUR or so which depends on
CONFIG_CPU_SUP_CENTAUR and CONFIG_X86_MCE_INTEL and which then makes
sure the intel CMCI et al stuff is enabled.

--
Regards/Gruss,
Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.

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