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Diffstat (limited to 'arch/x86/kernel/reboot.c')
-rw-r--r--arch/x86/kernel/reboot.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index 98e5db3fd7f4..830425e6d38e 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -529,6 +529,7 @@ static inline void kb_wait(void)
static inline void nmi_shootdown_cpus_on_restart(void);
+#if IS_ENABLED(CONFIG_KVM_INTEL) || IS_ENABLED(CONFIG_KVM_AMD)
/* RCU-protected callback to disable virtualization prior to reboot. */
static cpu_emergency_virt_cb __rcu *cpu_emergency_virt_callback;
@@ -596,7 +597,9 @@ static void emergency_reboot_disable_virtualization(void)
nmi_shootdown_cpus_on_restart();
}
}
-
+#else
+static void emergency_reboot_disable_virtualization(void) { }
+#endif /* CONFIG_KVM_INTEL || CONFIG_KVM_AMD */
void __attribute__((weak)) mach_reboot_fixups(void)
{