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-rw-r--r--arch/x86/kernel/cpu/hypervisor.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/hypervisor.c b/arch/x86/kernel/cpu/hypervisor.c
index 27e46658ebe3..35691a6b0d32 100644
--- a/arch/x86/kernel/cpu/hypervisor.c
+++ b/arch/x86/kernel/cpu/hypervisor.c
@@ -86,3 +86,14 @@ bool __init hypervisor_x2apic_available(void)
x86_hyper->x2apic_available &&
x86_hyper->x2apic_available();
}
+
+void hypervisor_pin_vcpu(int cpu)
+{
+ if (!x86_hyper)
+ return;
+
+ if (x86_hyper->pin_vcpu)
+ x86_hyper->pin_vcpu(cpu);
+ else
+ WARN_ONCE(1, "vcpu pinning requested but not supported!\n");
+}
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