Re: [RESEND PATCH 2/4] x86/smp: Export symbol cpu_clustergroup_mask

[Peter Zijlstra]

On Thu, Nov 16, 2023 at 06:22:43AM -0800, kan.liang@xxxxxxxxxxxxxxx wrote:
> From: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
> 
> Intel cstate PMU driver will invoke the topology_cluster_cpumask() to
> retrieve the CPU mask of a cluster. A modpost error is triggered since
> the symbol cpu_clustergroup_mask is not exported.
> 
> Signed-off-by: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
> ---
>  arch/x86/kernel/smpboot.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
> index 48e040618731..376387ca6be5 100644
> --- a/arch/x86/kernel/smpboot.c
> +++ b/arch/x86/kernel/smpboot.c
> @@ -747,6 +747,7 @@ const struct cpumask *cpu_clustergroup_mask(int cpu)
>  {
>  	return cpu_l2c_shared_mask(cpu);
>  }
> +EXPORT_SYMBOL(cpu_clustergroup_mask);

I made that _GPL.

Queued the lot.