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x86/smp: Export symbol cpu_clustergroup_mask()

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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@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20231116142245.1233485-2-kan.liang@linux.intel.com
This commit is contained in:
Kan Liang 2023-11-16 06:22:43 -08:00 committed by Peter Zijlstra
parent 243218ca93
commit c3dd199562
1 changed files with 1 additions and 0 deletions
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arch/x86/kernel/smpboot.c
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@ -757,6 +757,7 @@ const struct cpumask *cpu_clustergroup_mask(int cpu)
{
return cpu_l2c_shared_mask(cpu);
}
EXPORT_SYMBOL_GPL(cpu_clustergroup_mask);
static void impress_friends(void)
{