Messages in this thread Patch in this message | | | From | kan.liang@linux ... | Subject | [PATCH 2/4] x86/smp: Export symbol cpu_clustergroup_mask | Date | Mon, 16 Oct 2023 10:40:12 -0700 |
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From: Kan Liang <kan.liang@linux.intel.com>
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> --- 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); static void impress_friends(void) { -- 2.35.1
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