Properly unregister cpufreq notifier on onload if it was registered
during init.
Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
---
arch/x86/kvm/x86.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 0bb4131..95892f7 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -2783,6 +2783,9 @@ out:
void kvm_arch_exit(void)
{
+ if (!boot_cpu_has(X86_FEATURE_CONSTANT_TSC))
+ cpufreq_unregister_notifier(&kvmclock_cpufreq_notifier_block,
+ CPUFREQ_TRANSITION_NOTIFIER);
kvm_x86_ops = NULL;
kvm_mmu_module_exit();
}
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